MAVEN STATIC Sample Data Product Labels Version 1.0 15 May 2019 Overview ======== This document contains sample PDS4 data product labels for each of the data file types archived by the MAVEN STATIC instrument. Contents ======== A. APID 2a (hkp) - housekeeping data B. APID c0 (64e2m) - 64 energy x 2 mass ion distributions C. APID c2 (32e32m) - 32 energy x 32 mass ion distributions D. APID c4 (4e64m) - 4 energy x 64 mass ion distributions E. APID c6 (32e64m) - 32 energy x 64 mass ion distributions F. APID c8 (32e16d) - 32 energy x 16 deflection ion distributions G. APID ca (16e4d16a) - 16 energy x 4 deflection x 16 anode ion distributions H. APID cc (32e8d32m) - 32 energy x 8 deflection x 32 mass ion distributions I. APID cd (32e8d32m) - 32 energy x 8 deflection x 32 mass ion distributions J. APID ce (16e4d16a16m) - 16 energy x 4 deflection x 16 anode x 16 mass ion distributions K. APID cf (16e4d16a16m) - 16 energy x 4 deflection x 16 anode x 16 mass ion distributions L. APID d0 (32e4d16a8m) - 32 energy x 4 deflection x 16 anode x 8 mass ion distribution M. APID d1 (32e4d16a8m) - 32 energy x 4 deflection x 16 anode x 8 mass ion distribution N. APID d2 (32e16a8m) - 32 energy x 16 anode x 8 mass ion distributions O. APID d3 (32e16a8m) - 32 energy x 16 anode x 8 mass ion distributions P. APID d4 (4d16a2m) - 4 deflection x 16 anode x 2 mass ion distributions Q. APID d6 (events) - raw event data R. APID d7 (fsthkp) - fast housekeeping S. APID d8 (12r) - 12 event rates summed over energy T. APID d9 (12r64e) - 12 event rates x 64 energy U. APID da (1r) - 1 selected event rate at high resolution V. APID db (1024tof) - 1024 bin mass histogram in counts Sample PDS4 Labels ================== A. APID 2a (hkp) - housekeeping data This sample data product label is from the MAVEN STATIC Housekeeping Data Collection (LID = urn:nasa:pds:maven.static.c:data.2a_hkp). The sample label is for the date 2018-12-20. urn:nasa:pds:maven.static.c:data.2a_hkp:mvn_sta_l2_2a-hkp_20181220 1.0 MAVEN STATIC Ion Spectra for 2018-12-20 1.4.0.0 Product_Observational McFadden, J. P. 2019 Time-ordered, fully calibrated housekeeping data covering 2018-12-20. 2019-05-07 1.0 Initial Verion 2018-12-20T00:00:28.099Z 2018-12-20T23:59:50.168Z Engineering Calibrated Mars Atmosphere and Volatile EvolutioN Mission Mission urn:nasa:pds:context:investigation:mission.maven data_to_investigation MAVEN Spacecraft urn:nasa:pds:context:instrument_host:spacecraft.maven is_instrument_host STATIC Instrument urn:nasa:pds:context:instrument:static.maven is_instrument Mars Planet urn:nasa:pds:context:target:planet.mars data_to_target EM-3 3.922564935312999E13 3.923130917316199E13 project_name MAVEN M spacecraft 0 0 data_name XX YYY where XX is the APID and YYY is the array abbreviation (64e2m, 32e32m, etc.) H apid Application Process Identifier (APID) for the packet from which the data are taken. 2 num_dists Number of measurements or times in the file 2689 nhkp Number of housekeeping channels - 99 99 time values epoch data_values_to_data_values time_met data_values_to_data_values time_unix data_values_to_data_values urn:nasa:pds:maven.spice:spice_kernels:lsk_naif0012.tls::1.0 data_to_spice_kernel This data file was processed using the SPICE leapsecond kernel: naif0012.tls. urn:nasa:pds:maven.spice:spice_kernels:sclk_mvn_sclkscet_00066.tsc::1.0 data_to_spice_kernel This data file was processed using the SPICE MAVEN SCLK kernel: MVN_SCLKSCET.00066.tsc. mvn_sta_l2_2a-hkp_20181220_v02_r05.cdf 2019-05-07T23:35:44 1737934 ee2898f27cef107ea880fae8a7cccf78
CDF Header 0 404 CDF 3.4 ISTP/IACG
TT2000 epoch 33226 1 Last Index Fastest UTC time from 01-Jan-2000 12:00:00.000 (including leap seconds), stored as an integer in nanoseconds. SignedMSB8 nanosec epoch 2689 1 -0.0 3.595796016651621E-222 2.2152726415982762E-279 Mission Elapsed Time time_met 55242 1 Last Index Fastest Mission elapsed time for this data record. IEEE754MSBDouble sec epoch 2689 1 -1.0E31 8.5587834E8 0.0 SPICE Ephemeris Time time_ephemeris 77258 1 Last Index Fastest Time used by SPICE program. IEEE754MSBDouble sec epoch 2689 1 -1.0E31 1.293883209183998E9 4.380048671839981E8 Unix Time time_unix 99274 1 Last Index Fastest Unix time (elapsed seconds since 1970-01-01/00:00 without leap seconds) for this data record. This time is the center time of data collection. IEEE754MSBDouble sec epoch 2689 1 -1.0E31 2.24061114E9 1.3847328E9 hkp_raw hkp_raw 121292 2 Last Index Fastest Housekeeping array of dimension (NHKP) of raw housekeeping values. SignedMSB2 epoch 2689 1 hkp_channel 99 2 -32768 32767 -32767 hkp hkp 654222 2 Last Index Fastest Housekeeping array of dimension (NHKP) of calibrated housekeeping values calculated from HKP_RAW and HKP_CONV. IEEE754MSBSingle epoch 2689 1 hkp_channel 99 2 -1.0E31 1.0E31 -1.0E31 Quality flag quality_flag 1719564 1 Last Index Fastest Quality flag: test pulser on (bit 0), diagnostic mode (bit 1), dead time correction greater than 2 flag (bit 2), detector droop correction greater than 2 flag (bit 3), dead time correction not at event time (bit 4), electrostatic attenuator problem (bit 5), attenuator change during accumulation (bit 6), mode change during accumulation (bit 7), LPW interference with data (bit 8), high background (bit 9), no background subtraction array (bit 10), missing spacecraft potential (bit 11), inflight calibration incomplete (bit 12), geometric factor problem (bit 13), ion suppression problem (bit 14), 0 (bit 15) SignedMSB2 epoch 2689 1 -32768 32767 -32767 calib_constants calib_constants 1728490 2 Last Index Fastest Calibration parameters to convert raw housekeeping value to calibrated housekeeping with dimension (8,NHKP) IEEE754MSBDouble hkp_channel 99 1 n/a 8 2 -1.0E31 1.0E31 -1.0E31
B. APID c0 (64e2m) - 64 energy x 2 mass ion distributions This sample data product label is from the MAVEN STATIC Calibrated Energy Flux: 64 Energy x 2 Mass Bins Data Collection (LID = urn:nasa:pds:maven.static.c:data.c0_64e2m). The sample label is for the date 2018-12-02. urn:nasa:pds:maven.static.c:data.c0_64e2m:mvn_sta_l2_c0-64e2m_20181202 1.0 MAVEN STATIC Ion Spectra for 2018-12-02 1.4.0.0 Product_Observational McFadden, J. P. 2019 Time-ordered, fully calibrated differential energy flux in 64 energy bin x 2 mass bin arrays, summed over look direction covering 2018-12-02. 2019-05-07 1.0 Initial Verion 2018-12-02T00:00:11.743Z 2018-12-03T00:00:07.507Z Science Calibrated Magnetosphere Particles Ions Plasma Mars Atmosphere and Volatile EvolutioN Mission Mission urn:nasa:pds:context:investigation:mission.maven data_to_investigation MAVEN Spacecraft urn:nasa:pds:context:instrument_host:spacecraft.maven is_instrument_host STATIC Instrument urn:nasa:pds:context:instrument:static.maven is_instrument Mars Planet urn:nasa:pds:context:target:planet.mars data_to_target EM-3 3.912372677527501E13 3.912938880354199E13 project_name MAVEN M spacecraft 0 0 data_name XX YYY where XX is the APID and YYY is the array abbreviation (64e2m, 32e32m, etc.) c apid Application Process Identifier (APID) for the packet from which the data are taken. c units_name eflux c units_procedure mvn_convert_sta_units, name of IDL routine used for units conversion m num_dists Number of measurements or times in the file 21600 nenergy Number of energy bins 64 nbins Number of solid angle bins 1 nmass Number of mass bins 2 ndef Number of deflector angle bins 1 nanode Number of anode bins 1 natt Number of attenuator states: 4 4 nswp Number of sweep tables - will increase over mission as new sweep modes are added 28 neff Number of efficiency arrays - will increase over mission as sensor degrades 128 nmlut Number of MLUT tables - will increase over mission as new modes are developed 9 bins Array with dimension NBINS containing 1 OR 0 used to flag bad solid angle bins 1 geom_factor Geometric factor of a single 22.5 degree sector 1.9567319E-4 mass Proton mass (0.01044) in units of MeV/c2 0.010438871 charge Proton charge (1) 1.0 dead_time_1 Dead time for processed events. Dead time corrections are generally not necessary. Corrections require use of STATIC APID DA rate packets. 420.0 dead_time_2 Dead time for rejected events. Dead time corrections are generally not necessary. Corrections require use of STATIC APID DA rate packets. 660.0 dead_time_3 Dead time for stop-no-start events. Dead time corrections are generally not necessary. Corrections require use of STATIC APID DA rate packets. 460.0 Background counts Background counts array with dimensions (NUM_DISTS, NENERGY, NMASS) bkg particle_observation_to_observation_values energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values Dead_time correction Dead time correction array with dimensions (NUM_DISTS, NENERGY, NMASS), values 0.0 to 1.0, divide by this to correct. dead particle_observation_to_observation_values energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values Data counts Counts array with dimensions (NUM_DISTS, NENERGY, NMASS) data particle_observation_to_observation_values energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values Energy flux Differential energy flux array with dimensions (NUM_DISTS, NENERGY, NMASS) eflux particle_observation_to_observation_values energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values gf Geometric Factor array with dimension (NSWP, NENERGY, NATT) gf particle_observation_to_observation_values att_ind particle_observation_to_axis_values 1 index particle_observation_to_axis_values 2 index particle_observation_to_axis_values 3 energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values eff Efficiency array with dimension (NEFF, NENERGY, NMASS) eff particle_observation_to_observation_values index particle_observation_to_axis_values 1 index particle_observation_to_axis_values 2 eff_ind particle_observation_to_axis_values 3 energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values time values epoch data_values_to_data_values time_met data_values_to_data_values time_unix data_values_to_data_values urn:nasa:pds:maven.spice:spice_kernels:lsk_naif0012.tls::1.0 data_to_spice_kernel This data file was processed using the SPICE leapsecond kernel: naif0012.tls. urn:nasa:pds:maven.spice:spice_kernels:sclk_mvn_sclkscet_00065.tsc::1.0 data_to_spice_kernel This data file was processed using the SPICE MAVEN SCLK kernel: MVN_SCLKSCET.00065.tsc. mvn_sta_l2_c0-64e2m_20181202_v02_r08.cdf 2019-05-07T23:35:47 47781409 05a373261c70bf6248f260409fcc95a0
CDF Header 0 404 CDF 3.4 ISTP/IACG
TT2000 epoch 86386 1 Last Index Fastest UTC time from 01-Jan-2000 12:00:00.000 (including leap seconds), stored as an integer in nanoseconds. SignedMSB8 nanosec epoch 21600 1 -0.0 3.595796016651621E-222 2.2152726415982762E-279 Mission Elapsed Time time_met 259690 1 Last Index Fastest Mission elapsed time for this data record. IEEE754MSBDouble sec epoch 21600 1 -1.0E31 8.5587834E8 0.0 SPICE Ephemeris Time time_ephemeris 432994 1 Last Index Fastest Time used by SPICE program. IEEE754MSBDouble sec epoch 21600 1 -1.0E31 1.293883209183998E9 4.380048671839981E8 Unix Time time_unix 606298 1 Last Index Fastest Unix time (elapsed seconds since 1970-01-01/00:00 without leap seconds) for this data record. This time is the center time of data collection. IEEE754MSBDouble sec epoch 21600 1 -1.0E31 2.24061114E9 1.3847328E9 Interval start time (unix) time_start 779602 1 Last Index Fastest Unix time at the start of data collection. (NUM_DISTS elements) IEEE754MSBDouble sec epoch 21600 1 -1.0E31 2.24061114E9 1.3847328E9 Interval end time (unix) time_end 952906 1 Last Index Fastest Unix time at the end of data collection. (NUM_DISTS elements) IEEE754MSBDouble sec epoch 21600 1 -1.0E31 2.24061114E9 1.3847328E9 Averaging time time_delta 1126210 1 Last Index Fastest Averaging time. (TIME_DELTA = TIME_END - TIME_START). IEEE754MSBDouble sec epoch 21600 1 -1.0E31 1.0E31 -1.0E31 Integration time time_integ 1299514 1 Last Index Fastest Integration time. (TIME_DELTA / (NENERGY*NDEF)). IEEE754MSBDouble sec epoch 21600 1 -1.0E31 1.0E31 -1.0E31 Eprom version eprom_ver 1472812 1 Last Index Fastest An integer designating the flight EPROM version number that determines stored Real Time Sequence (RTS) commands and table loads that configure the STATIC instrument and determine energy and angle sweeps. SignedMSB2 epoch 21600 1 -32768 32767 -32767 Header header 1516512 1 Last Index Fastest A long integer that consists of bytes 12-15 in data packet header. See MAVEN_PF_FSW_021_CTM.xls for definition of header bits. (NUM_DISTS elements) SignedMSB4 epoch 21600 1 -2147483648 2147483647 -2147483647 Valid flag valid 1603410 1 Last Index Fastest Validity flag codes valid data (bit 0), test pulser on (bit 1), diagnostic mode (bit 2), data compression type (bit 3-4), packet compression (bit 5) (NUM_DISTS elements) SignedMSB2 epoch 21600 1 -32768 32767 -32767 Mode number mode 1647108 1 Last Index Fastest Decoded mode number: 1=ram, 2=conic, 3=pickup, 4=scan, 5=eclipse, 6=protect SignedMSB2 epoch 21600 1 -32768 32767 -32767 Telemetry rate number rate 1690806 1 Last Index Fastest Decoded telemetry rate number. (NUM_DISTS elements) SignedMSB2 epoch 21600 1 -32768 32767 -32767 Sweep index swp_ind 1734504 1 Last Index Fastest Index that identifies the energy and deflector sweep look up tables (LUT) for the sensor. SWP_IND is an index that selects the following support data arrays: ENERGY, DENERGY, THETA, DTHETA, PHI, DPHI, DOMEGA, GF and MASS_ARR. (NUM_DISTS elements), SWP_IND Le NSWP SignedMSB2 epoch 21600 1 -32768 32767 -32767 MLUT index mlut_ind 1778202 1 Last Index Fastest Index that identifies the onboard mass look up table (MLUT). MLUT_IND is an index that selects the following support data: TOF_ARR. (NUM_DISTS elements) MLUT Le NMLUT SignedMSB2 epoch 21600 1 -32768 32767 -32767 Efficiency index eff_ind 1821900 1 Last Index Fastest Index that identifies the efficiency calibration table to be used. EFF_IND is an index that selects the following support data: EFF. (NUM_DISTS elements) EFF_IND Le NEFF SignedMSB2 epoch 21600 1 -32768 32767 -32767 Attenuator state att_ind 1865598 1 Last Index Fastest Index that identifies the attenuator state (0 = no attenuation, 1 = electrostatic attenuation, 2 = mechanical attenuation, 3 = mechanical and electrostatic attenuation). (NUM_DISTS elements) SignedMSB2 epoch 21600 1 -32768 32767 -32767 Spacecraft potential sc_pot 1909298 1 Last Index Fastest Spacecraft potential IEEE754MSBSingle volts epoch 21600 1 -1.0E31 1.0E31 -1.0E31 Magnetic field magf 1996206 2 Last Index Fastest Magnetic field vector with dimension (3) in STATIC coordinates IEEE754MSBSingle nT epoch 21600 1 vector_components 3 2 -1.0E31 1.0E31 -1.0E31 Quaternion to SC quat_sc 2255914 2 Last Index Fastest Quaternion elements to rotate from STATIC coordinates (same as APP coordinates) to SC coordinates (NUM_DISTS, 3) IEEE754MSBSingle epoch 21600 1 quaternion_elements 4 2 -1.0E31 1.0E31 -1.0E31 Quaternion to MSO quat_mso 2602022 2 Last Index Fastest Quaternion elements to rotate from STATIC coordinates (same as APP coordinates) to MSO coordinates (NUM_DISTS, 3) IEEE754MSBSingle epoch 21600 1 quaternion_elements 4 2 -1.0E31 1.0E31 -1.0E31 Bins flag bins_sc 2948120 1 Last Index Fastest Integer array of 1s and 0s with dimension (NBINS) Used to identify angle bins that include (value=0) spacecraft surfaces. If NBINS=1, then BINS_SC is set to 1. Values=0 indicates a solid angle bin with more than 50% blockage by the spacecraft. SignedMSB2 epoch 21600 1 -32768 32767 -32767 SC position MSO pos_sc_mso 2991828 2 Last Index Fastest Spacecraft position in MSO coordinates with dimension (NUM_DISTS, 3) IEEE754MSBSingle epoch 21600 1 vector_components 3 2 -1.0E31 1.0E31 -1.0E31 Background counts bkg 3251544 3 Last Index Fastest Background counts array with dimensions (NUM_DISTS, NENERGY, NMASS) IEEE754MSBSingle Counts epoch 21600 1 mass 2 2 energy 64 3 -1.0E31 1.0E31 -1.0E31 Dead_time correction dead 14311260 3 Last Index Fastest Dead time correction array with dimensions (NUM_DISTS, NENERGY, NMASS), values 0.0 to 1.0, divide by this to correct. IEEE754MSBSingle epoch 21600 1 mass 2 2 energy 64 3 -1.0E31 1.0E31 -1.0E31 Data counts data 25370976 3 Last Index Fastest Counts array with dimensions (NUM_DISTS, NENERGY, NMASS) IEEE754MSBSingle Counts epoch 21600 1 mass 2 2 energy 64 3 -1.0E31 1.0E31 -1.0E31 Energy flux eflux 36430692 3 Last Index Fastest Differential energy flux array with dimensions (NUM_DISTS, NENERGY, NMASS) IEEE754MSBSingle eV/(cm^2-s-sr-eV) epoch 21600 1 mass 2 2 energy 64 3 -1.0E31 1.0E31 -1.0E31 Quality flag quality_flag 47490390 1 Last Index Fastest Quality flag: test pulser on (bit 0), diagnostic mode (bit 1), dead time correction greater than 2 flag (bit 2), detector droop correction greater than 2 flag (bit 3), dead time correction not at event time (bit 4), electrostatic attenuator problem (bit 5), attenuator change during accumulation (bit 6), mode change during accumulation (bit 7), LPW interference with data (bit 8), high background (bit 9), no background subtraction array (bit 10), missing spacecraft potential (bit 11), inflight calibration incomplete (bit 12), geometric factor problem (bit 13), ion suppression problem (bit 14), 0 (bit 15) SignedMSB2 epoch 21600 1 -32768 32767 -32767 energy energy 47542680 3 Last Index Fastest Energy array with dimension (NSWP, NENERGY, NMASS) IEEE754MSBSingle eV mass 2 1 energy 64 2 swp_index 28 3 -1.0E31 1.0E31 -1.0E31 denergy denergy 47557540 3 Last Index Fastest Delta Energy array with dimension (NSWP, NENERGY, NMASS) IEEE754MSBSingle eV mass 2 1 energy 64 2 swp_index 28 3 -1.0E31 1.0E31 -1.0E31 theta theta 47572400 3 Last Index Fastest Angle array with with dimension (NSWP, NENERGY, NMASS) IEEE754MSBSingle Degrees mass 2 1 energy 64 2 swp_index 28 3 -1.0E31 1.0E31 -1.0E31 dtheta dtheta 47587260 3 Last Index Fastest Delta Angle array with dimension (NSWP, NENERGY, NMASS) IEEE754MSBSingle Degrees mass 2 1 energy 64 2 swp_index 28 3 -1.0E31 1.0E31 -1.0E31 phi phi 47602120 3 Last Index Fastest Angle array with dimension (NSWP, NENERGY, NMASS) IEEE754MSBSingle Degrees mass 2 1 energy 64 2 swp_index 28 3 -1.0E31 1.0E31 -1.0E31 dphi dphi 47616980 3 Last Index Fastest Delta Angle array with dimension (NSWP, NENERGY, NMASS) IEEE754MSBSingle Degrees mass 2 1 energy 64 2 swp_index 28 3 -1.0E31 1.0E31 -1.0E31 domega domega 47631840 3 Last Index Fastest Delta Solid Angle array with dimension (NSWP, NENERGY, NMASS) IEEE754MSBSingle Steradians mass 2 1 energy 64 2 swp_index 28 3 -1.0E31 1.0E31 -1.0E31 gf gf 47646700 3 Last Index Fastest Geometric Factor array with dimension (NSWP, NENERGY, NATT) IEEE754MSBSingle att_ind 4 1 energy 64 2 swp_index 28 3 -1.0E31 1.0E31 -1.0E31 eff eff 47675896 3 Last Index Fastest Efficiency array with dimension (NEFF, NENERGY, NMASS) IEEE754MSBSingle mass 2 1 energy 64 2 eff_index 128 3 -1.0E31 1.0E31 -1.0E31 mass_arr mass_arr 47741956 3 Last Index Fastest Mass array with dimension (NSWP, NENERGY, NMASS). Nominal mass of a mass bin in units of AMUs based on TOF. This array is not integer AMU. IEEE754MSBSingle AMU mass 2 1 energy 64 2 swp_index 28 3 -1.0E31 1.0E31 -1.0E31 tof_arr tof_arr 47756816 3 Last Index Fastest Time-of-flight (TOF) array with dimension (NMLUT, NENERGY, NMASS). Gives average TOF value for mass bins. IEEE754MSBSingle mass 2 1 energy 64 2 mlut_index 9 3 -1.0E31 1.0E31 -1.0E31 twt_arr twt_arr 47761948 3 Last Index Fastest Time-of-flight Weight (TWT) array with dimension (NMLUT, NENERGY, NMASS). Gives number of TOF bins in a given mass bin. Used for normalizing a mass spectra. IEEE754MSBSingle mass 2 1 energy 64 2 mlut_index 9 3 -1.0E31 1.0E31 -1.0E31
C. APID c2 (32e32m) - 32 energy x 32 mass ion distributions This sample data product label is from the MAVEN STATIC Calibrated Energy Flux: 32 Energy x 32 Mass Bins Data Collection (LID = urn:nasa:pds:maven.static.c:data.c2_32e32m). The sample label is for the date 2015-06-24. urn:nasa:pds:maven.static.c:data.c2_32e32m:mvn_sta_l2_c2-32e32m_20150624 3.0 MAVEN STATIC Ion Spectra for 2015-06-24 1.4.0.0 Product_Observational McFadden, J. P. 2018 Time-ordered, fully calibrated calibrated differential energy flux in 32 energy bin x 32 mass bin arrays, summed over look direction covering 2015-06-24. 2018-05-21 3.0 This file has been updated to correct the algorithm for generating the array of look directions blocked by the spacecraft (BINS_SC), and the algorithm for generating the dead-time and detector droop correction array (DEAD) was updated to use variable background rates. 2015-06-24T17:04:05.077Z 2015-06-24T17:06:01.076Z Science Calibrated Magnetosphere Particles Ions Plasma Mars Atmosphere and Volatile EvolutioN Mission Mission urn:nasa:pds:context:investigation:mission.maven data_to_investigation MAVEN Spacecraft urn:nasa:pds:context:instrument_host:spacecraft.maven is_instrument_host STATIC Instrument urn:nasa:pds:context:instrument:static.maven is_instrument Mars Planet urn:nasa:pds:context:target:planet.mars data_to_target Prime Mission 3.2010234273169004E13 3.2010241875291E13 project_name MAVEN M spacecraft 0 0 data_name XX YYY where XX is the APID and YYY is the array abbreviation (64e2m, 32e32m, etc.) c apid Application Process Identifier (APID) for the packet from which the data are taken. c units_name eflux c units_procedure mvn_convert_sta_units, name of IDL routine used for units conversion m num_dists Number of measurements or times in the file 30 nenergy Number of energy bins 32 nbins Number of solid angle bins 1 nmass Number of mass bins 32 ndef Number of deflector angle bins 1 nanode Number of anode bins 1 natt Number of attenuator states: 4 4 nswp Number of sweep tables - will increase over mission as new sweep modes are added 27 neff Number of efficiency arrays - will increase over mission as sensor degrades 128 nmlut Number of MLUT tables - will increase over mission as new modes are developed 9 bins Array with dimension NBINS containing 1 OR 0 used to flag bad solid angle bins 1 geom_factor Geometric factor of a single 22.5 degree sector 1.9567319E-4 mass Proton mass (0.01044) in units of MeV/c2 0.010438871 charge Proton charge (1) 1.0 dead_time_1 Dead time for processed events. Dead time corrections are generally not necessary. Corrections require use of STATIC APID DA rate packets. 420.0 dead_time_2 Dead time for rejected events. Dead time corrections are generally not necessary. Corrections require use of STATIC APID DA rate packets. 660.0 dead_time_3 Dead time for stop-no-start events. Dead time corrections are generally not necessary. Corrections require use of STATIC APID DA rate packets. 460.0 Background counts Background counts array with dimensions (NUM_DISTS, NENERGY, NMASS) bkg particle_observation_to_observation_values energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values Dead_time correction Dead time correction array with dimensions (NUM_DISTS, NENERGY, NMASS), values 0.0 to 1.0, divide by this to correct. dead particle_observation_to_observation_values energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values Data counts Counts array with dimensions (NUM_DISTS, NENERGY, NMASS) data particle_observation_to_observation_values energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values Energy flux Differential energy flux array with dimensions (NUM_DISTS, NENERGY, NMASS) eflux particle_observation_to_observation_values energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values gf Geometric Factor array with dimension (NSWP, NENERGY, NATT) gf particle_observation_to_observation_values att_ind particle_observation_to_axis_values 1 index particle_observation_to_axis_values 2 index particle_observation_to_axis_values 3 energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values eff Efficiency array with dimension (NEFF, NENERGY, NMASS) eff particle_observation_to_observation_values index particle_observation_to_axis_values 1 index particle_observation_to_axis_values 2 eff_ind particle_observation_to_axis_values 3 energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values time values epoch data_values_to_data_values time_met data_values_to_data_values time_unix data_values_to_data_values urn:nasa:pds:maven.spice:spice_kernels:lsk_naif0012.tls::1.0 data_to_spice_kernel This data file was processed using the SPICE leapsecond kernel: naif0012.tls. urn:nasa:pds:maven.spice:spice_kernels:sclk_mvn_sclkscet_00055.tsc::1.0 data_to_spice_kernel This data file was processed using the SPICE MAVEN SCLK kernel: MVN_SCLKSCET.00055.tsc. mvn_sta_l2_c2-32e32m_20150624_v02_r00.cdf 2018-05-21T08:01:31 2120861 b4f3e6c7ff963799a37b2fb713523ba5
CDF Header 0 404 CDF 3.4 ISTP/IACG
TT2000 epoch 85918 1 Last Index Fastest UTC time from 01-Jan-2000 12:00:00.000 (including leap seconds), stored as an integer in nanoseconds. SignedMSB8 nanosec epoch 30 1 -0.0 3.595796016651621E-222 2.2152726415982762E-279 Mission Elapsed Time time_met 86662 1 Last Index Fastest Mission elapsed time for this data record. IEEE754MSBDouble sec epoch 30 1 -1.0E31 8.5587834E8 0.0 SPICE Ephemeris Time time_ephemeris 87406 1 Last Index Fastest Time used by SPICE program. IEEE754MSBDouble sec epoch 30 1 -1.0E31 1.293883209183998E9 4.380048671839981E8 Unix Time time_unix 88150 1 Last Index Fastest Unix time (elapsed seconds since 1970-01-01/00:00 without leap seconds) for this data record. This time is the center time of data collection. IEEE754MSBDouble sec epoch 30 1 -1.0E31 2.24061114E9 1.3847328E9 Interval start time (unix) time_start 88894 1 Last Index Fastest Unix time at the start of data collection. (NUM_DISTS elements) IEEE754MSBDouble sec epoch 30 1 -1.0E31 2.24061114E9 1.3847328E9 Interval end time (unix) time_end 89638 1 Last Index Fastest Unix time at the end of data collection. (NUM_DISTS elements) IEEE754MSBDouble sec epoch 30 1 -1.0E31 2.24061114E9 1.3847328E9 Averaging time time_delta 90382 1 Last Index Fastest Averaging time. (TIME_DELTA = TIME_END - TIME_START). IEEE754MSBDouble sec epoch 30 1 -1.0E31 1.0E31 -1.0E31 Integration time time_integ 91126 1 Last Index Fastest Integration time. (TIME_DELTA / (NENERGY*NDEF)). IEEE754MSBDouble sec epoch 30 1 -1.0E31 1.0E31 -1.0E31 Eprom version eprom_ver 91864 1 Last Index Fastest An integer designating the flight EPROM version number that determines stored Real Time Sequence (RTS) commands and table loads that configure the STATIC instrument and determine energy and angle sweeps. SignedMSB2 epoch 30 1 -32768 32767 -32767 Header header 92424 1 Last Index Fastest A long integer that consists of bytes 12-15 in data packet header. See MAVEN_PF_FSW_021_CTM.xls for definition of header bits. (NUM_DISTS elements) SignedMSB4 epoch 30 1 -2147483648 2147483647 -2147483647 Valid flag valid 93042 1 Last Index Fastest Validity flag codes valid data (bit 0), test pulser on (bit 1), diagnostic mode (bit 2), data compression type (bit 3-4), packet compression (bit 5) (NUM_DISTS elements) SignedMSB2 epoch 30 1 -32768 32767 -32767 Mode number mode 93600 1 Last Index Fastest Decoded mode number: 1=ram, 2=conic, 3=pickup, 4=scan, 5=eclipse, 6=protect SignedMSB2 epoch 30 1 -32768 32767 -32767 Telemetry rate number rate 94158 1 Last Index Fastest Decoded telemetry rate number. (NUM_DISTS elements) SignedMSB2 epoch 30 1 -32768 32767 -32767 Sweep index swp_ind 94716 1 Last Index Fastest Index that identifies the energy and deflector sweep look up tables (LUT) for the sensor. SWP_IND is an index that selects the following support data arrays: ENERGY, DENERGY, THETA, DTHETA, PHI, DPHI, DOMEGA, GF and MASS_ARR. (NUM_DISTS elements), SWP_IND Le NSWP SignedMSB2 epoch 30 1 -32768 32767 -32767 MLUT index mlut_ind 95274 1 Last Index Fastest Index that identifies the onboard mass look up table (MLUT). MLUT_IND is an index that selects the following support data: TOF_ARR. (NUM_DISTS elements) MLUT Le NMLUT SignedMSB2 epoch 30 1 -32768 32767 -32767 Efficiency index eff_ind 95832 1 Last Index Fastest Index that identifies the efficiency calibration table to be used. EFF_IND is an index that selects the following support data: EFF. (NUM_DISTS elements) EFF_IND Le NEFF SignedMSB2 epoch 30 1 -32768 32767 -32767 Attenuator state att_ind 96390 1 Last Index Fastest Index that identifies the attenuator state (0 = no attenuation, 1 = electrostatic attenuation, 2 = mechanical attenuation, 3 = mechanical and electrostatic attenuation). (NUM_DISTS elements) SignedMSB2 epoch 30 1 -32768 32767 -32767 Spacecraft potential sc_pot 96950 1 Last Index Fastest Spacecraft potential IEEE754MSBSingle volts epoch 30 1 -1.0E31 1.0E31 -1.0E31 Magnetic field magf 97578 2 Last Index Fastest Magnetic field vector with dimension (3) in STATIC coordinates IEEE754MSBSingle nT epoch 30 1 vector_components 3 2 -1.0E31 1.0E31 -1.0E31 Quaternion to SC quat_sc 98446 2 Last Index Fastest Quaternion elements to rotate from STATIC coordinates (same as APP coordinates) to SC coordinates (NUM_DISTS, 3) IEEE754MSBSingle epoch 30 1 quaternion_elements 4 2 -1.0E31 1.0E31 -1.0E31 Quaternion to MSO quat_mso 99434 2 Last Index Fastest Quaternion elements to rotate from STATIC coordinates (same as APP coordinates) to MSO coordinates (NUM_DISTS, 3) IEEE754MSBSingle epoch 30 1 quaternion_elements 4 2 -1.0E31 1.0E31 -1.0E31 Bins flag bins_sc 100412 1 Last Index Fastest Integer array of 1s and 0s with dimension (NBINS) Used to identify angle bins that include (value=0) spacecraft surfaces. If NBINS=1, then BINS_SC is set to 1. Values=0 indicates a solid angle bin with more than 50% blockage by the spacecraft. SignedMSB2 epoch 30 1 -32768 32767 -32767 SC position MSO pos_sc_mso 100980 2 Last Index Fastest Spacecraft position in MSO coordinates with dimension (NUM_DISTS, 3) IEEE754MSBSingle epoch 30 1 vector_components 3 2 -1.0E31 1.0E31 -1.0E31 Background counts bkg 101856 3 Last Index Fastest Background counts array with dimensions (NUM_DISTS, NENERGY, NMASS) IEEE754MSBSingle Counts epoch 30 1 mass 32 2 energy 32 3 -1.0E31 1.0E31 -1.0E31 Dead_time correction dead 225252 3 Last Index Fastest Dead time correction array with dimensions (NUM_DISTS, NENERGY, NMASS), values 0.0 to 1.0, divide by this to correct. IEEE754MSBSingle epoch 30 1 mass 32 2 energy 32 3 -1.0E31 1.0E31 -1.0E31 Data counts data 348648 3 Last Index Fastest Counts array with dimensions (NUM_DISTS, NENERGY, NMASS) IEEE754MSBSingle Counts epoch 30 1 mass 32 2 energy 32 3 -1.0E31 1.0E31 -1.0E31 Energy flux eflux 472044 3 Last Index Fastest Differential energy flux array with dimensions (NUM_DISTS, NENERGY, NMASS) IEEE754MSBSingle eV/sr/sec epoch 30 1 mass 32 2 energy 32 3 -1.0E31 1.0E31 -1.0E31 Quality flag quality_flag 595422 1 Last Index Fastest Quality flag: test pulser on (bit 0), diagnostic mode (bit 1), dead time correction >2 flag (bit 2), detector droop correction >2 flag (bit 3), dead time correction not at event time (bit 4), electrostatic attenuator problem (bit 5), attenuator change during accumulation (bit 6), mode change during accumulation (bit 7), LPW interference with data (bit 8), high background (bit 9), no background subtraction array (bit 10), missing spacecraft potential (bit 11), inflight calibration incomplete (bit 12), geometric factor problem (bit 13), ion suppression problem (bit 14), 0 (bit 15) SignedMSB2 epoch 30 1 -32768 32767 -32767 energy energy 604574 3 Last Index Fastest Energy array with dimension (NSWP, NENERGY, NMASS) IEEE754MSBSingle eV mass 32 1 energy 32 2 swp_index 27 3 -1.0E31 1.0E31 -1.0E31 denergy denergy 715690 3 Last Index Fastest Delta Energy array with dimension (NSWP, NENERGY, NMASS) IEEE754MSBSingle eV mass 32 1 energy 32 2 swp_index 27 3 -1.0E31 1.0E31 -1.0E31 theta theta 826806 3 Last Index Fastest Angle array with with dimension (NSWP, NENERGY, NMASS) IEEE754MSBSingle Degrees mass 32 1 energy 32 2 swp_index 27 3 -1.0E31 1.0E31 -1.0E31 dtheta dtheta 937922 3 Last Index Fastest Delta Angle array with dimension (NSWP, NENERGY, NMASS) IEEE754MSBSingle Degrees mass 32 1 energy 32 2 swp_index 27 3 -1.0E31 1.0E31 -1.0E31 phi phi 1049038 3 Last Index Fastest Angle array with dimension (NSWP, NENERGY, NMASS) IEEE754MSBSingle Degrees mass 32 1 energy 32 2 swp_index 27 3 -1.0E31 1.0E31 -1.0E31 dphi dphi 1160154 3 Last Index Fastest Delta Angle array with dimension (NSWP, NENERGY, NMASS) IEEE754MSBSingle Degrees mass 32 1 energy 32 2 swp_index 27 3 -1.0E31 1.0E31 -1.0E31 domega domega 1271270 3 Last Index Fastest Delta Solid Angle array with dimension (NSWP, NENERGY, NMASS) IEEE754MSBSingle Steradians mass 32 1 energy 32 2 swp_index 27 3 -1.0E31 1.0E31 -1.0E31 gf gf 1382386 3 Last Index Fastest Geometric Factor array with dimension (NSWP, NENERGY, NATT) IEEE754MSBSingle att_ind 4 1 energy 32 2 swp_index 27 3 -1.0E31 1.0E31 -1.0E31 eff eff 1396734 3 Last Index Fastest Efficiency array with dimension (NEFF, NENERGY, NMASS) IEEE754MSBSingle mass 32 1 energy 32 2 eff_index 128 3 -1.0E31 1.0E31 -1.0E31 mass_arr mass_arr 1921546 3 Last Index Fastest Mass array with dimension (NSWP, NENERGY, NMASS). Nominal mass of a mass bin in units of AMUs based on TOF. This array is not integer AMU. IEEE754MSBSingle AMU mass 32 1 energy 32 2 swp_index 27 3 -1.0E31 1.0E31 -1.0E31 tof_arr tof_arr 2032662 3 Last Index Fastest Time-of-flight (TOF) array with dimension (NMLUT, NENERGY, NMASS). Gives average TOF value for mass bins. IEEE754MSBSingle mass 32 1 energy 32 2 mlut_index 9 3 -1.0E31 1.0E31 -1.0E31 twt_arr twt_arr 2070050 3 Last Index Fastest Time-of-flight Weight (TWT) array with dimension (NMLUT, NENERGY, NMASS). Gives number of TOF bins in a given mass bin. Used for normalizing a mass spectra. IEEE754MSBSingle mass 32 1 energy 32 2 mlut_index 9 3 -1.0E31 1.0E31 -1.0E31
D. APID c4 (4e64m) - 4 energy x 64 mass ion distributions This sample data product label is from the MAVEN STATIC Calibrated Energy Flux: 4 Energy X 64 Mass Bins Data Collection (LID = urn:nasa:pds:maven.static.c:data.c4_4e64m). The sample label is for the date 2015-06-24. urn:nasa:pds:maven.static.c:data.c4_4e64m:mvn_sta_l2_c4-4e64m_20150624 3.0 MAVEN STATIC Ion Spectra for 2015-06-24 1.4.0.0 Product_Observational McFadden, J. P. 2018 Time-ordered, fully calibrated differential energy flux in 4 energy bin x 64 mass bin arrays, summed over look direction covering 2015-06-24. 2018-05-21 3.0 This file has been updated to correct the algorithm for generating the array of look directions blocked by the spacecraft (BINS_SC), and the algorithm for generating the dead-time and detector droop correction array (DEAD) was updated to use variable background rates. 2015-06-24T17:04:05.077Z 2015-06-24T17:05:53.076Z Science Calibrated Magnetosphere Particles Ions Plasma Mars Atmosphere and Volatile EvolutioN Mission Mission urn:nasa:pds:context:investigation:mission.maven data_to_investigation MAVEN Spacecraft urn:nasa:pds:context:instrument_host:spacecraft.maven is_instrument_host STATIC Instrument urn:nasa:pds:context:instrument:static.maven is_instrument Mars Planet urn:nasa:pds:context:target:planet.mars data_to_target Prime Mission 3.2010234273170004E13 3.2010241351012004E13 project_name MAVEN M spacecraft 0 0 data_name XX YYY where XX is the APID and YYY is the array abbreviation (64e2m, 32e32m, etc.) c apid Application Process Identifier (APID) for the packet from which the data are taken. c units_name eflux c units_procedure mvn_convert_sta_units, name of IDL routine used for units conversion m num_dists Number of measurements or times in the file 28 nenergy Number of energy bins 4 nbins Number of solid angle bins 1 nmass Number of mass bins 64 ndef Number of deflector angle bins 1 nanode Number of anode bins 1 natt Number of attenuator states: 4 4 nswp Number of sweep tables - will increase over mission as new sweep modes are added 27 neff Number of efficiency arrays - will increase over mission as sensor degrades 128 nmlut Number of MLUT tables - will increase over mission as new modes are developed 9 bins Array with dimension NBINS containing 1 OR 0 used to flag bad solid angle bins 1 geom_factor Geometric factor of a single 22.5 degree sector 1.9567319E-4 mass Proton mass (0.01044) in units of MeV/c2 0.010438871 charge Proton charge (1) 1.0 dead_time_1 Dead time for processed events. Dead time corrections are generally not necessary. Corrections require use of STATIC APID DA rate packets. 420.0 dead_time_2 Dead time for rejected events. Dead time corrections are generally not necessary. Corrections require use of STATIC APID DA rate packets. 660.0 dead_time_3 Dead time for stop-no-start events. Dead time corrections are generally not necessary. Corrections require use of STATIC APID DA rate packets. 460.0 Background counts Background counts array with dimensions (NUM_DISTS, NENERGY, NMASS) bkg particle_observation_to_observation_values energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values Dead_time correction Dead time correction array with dimensions (NUM_DISTS, NENERGY, NMASS), values 0.0 to 1.0, divide by this to correct. dead particle_observation_to_observation_values energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values Data counts Counts array with dimensions (NUM_DISTS, NENERGY, NMASS) data particle_observation_to_observation_values energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values Energy flux Differential energy flux array with dimensions (NUM_DISTS, NENERGY, NMASS) eflux particle_observation_to_observation_values energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values gf Geometric Factor array with dimension (NSWP, NENERGY, NATT) gf particle_observation_to_observation_values att_ind particle_observation_to_axis_values 1 index particle_observation_to_axis_values 2 index particle_observation_to_axis_values 3 energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values eff Efficiency array with dimension (NEFF, NENERGY, NMASS) eff particle_observation_to_observation_values index particle_observation_to_axis_values 1 index particle_observation_to_axis_values 2 eff_ind particle_observation_to_axis_values 3 energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values time values epoch data_values_to_data_values time_met data_values_to_data_values time_unix data_values_to_data_values urn:nasa:pds:maven.spice:spice_kernels:lsk_naif0012.tls::1.0 data_to_spice_kernel This data file was processed using the SPICE leapsecond kernel: naif0012.tls. urn:nasa:pds:maven.spice:spice_kernels:sclk_mvn_sclkscet_00055.tsc::1.0 data_to_spice_kernel This data file was processed using the SPICE MAVEN SCLK kernel: MVN_SCLKSCET.00055.tsc. mvn_sta_l2_c4-4e64m_20150624_v02_r00.cdf 2018-05-21T08:01:31 619545 125f01d1abb9417108ec91ec54f40f4f
CDF Header 0 404 CDF 3.4 ISTP/IACG
TT2000 epoch 85896 1 Last Index Fastest UTC time from 01-Jan-2000 12:00:00.000 (including leap seconds), stored as an integer in nanoseconds. SignedMSB8 nanosec epoch 28 1 -0.0 3.595796016651621E-222 2.2152726415982762E-279 Mission Elapsed Time time_met 86624 1 Last Index Fastest Mission elapsed time for this data record. IEEE754MSBDouble sec epoch 28 1 -1.0E31 8.5587834E8 0.0 SPICE Ephemeris Time time_ephemeris 87352 1 Last Index Fastest Time used by SPICE program. IEEE754MSBDouble sec epoch 28 1 -1.0E31 1.293883209183998E9 4.380048671839981E8 Unix Time time_unix 88080 1 Last Index Fastest Unix time (elapsed seconds since 1970-01-01/00:00 without leap seconds) for this data record. This time is the center time of data collection. IEEE754MSBDouble sec epoch 28 1 -1.0E31 2.24061114E9 1.3847328E9 Interval start time (unix) time_start 88808 1 Last Index Fastest Unix time at the start of data collection. (NUM_DISTS elements) IEEE754MSBDouble sec epoch 28 1 -1.0E31 2.24061114E9 1.3847328E9 Interval end time (unix) time_end 89536 1 Last Index Fastest Unix time at the end of data collection. (NUM_DISTS elements) IEEE754MSBDouble sec epoch 28 1 -1.0E31 2.24061114E9 1.3847328E9 Averaging time time_delta 90264 1 Last Index Fastest Averaging time. (TIME_DELTA = TIME_END - TIME_START). IEEE754MSBDouble sec epoch 28 1 -1.0E31 1.0E31 -1.0E31 Integration time time_integ 90992 1 Last Index Fastest Integration time. (TIME_DELTA / (NENERGY*NDEF)). IEEE754MSBDouble sec epoch 28 1 -1.0E31 1.0E31 -1.0E31 Eprom version eprom_ver 91714 1 Last Index Fastest An integer designating the flight EPROM version number that determines stored Real Time Sequence (RTS) commands and table loads that configure the STATIC instrument and determine energy and angle sweeps. SignedMSB2 epoch 28 1 -32768 32767 -32767 Header header 92270 1 Last Index Fastest A long integer that consists of bytes 12-15 in data packet header. See MAVEN_PF_FSW_021_CTM.xls for definition of header bits. (NUM_DISTS elements) SignedMSB4 epoch 28 1 -2147483648 2147483647 -2147483647 Valid flag valid 92880 1 Last Index Fastest Validity flag codes valid data (bit 0), test pulser on (bit 1), diagnostic mode (bit 2), data compression type (bit 3-4), packet compression (bit 5) (NUM_DISTS elements) SignedMSB2 epoch 28 1 -32768 32767 -32767 Mode number mode 93434 1 Last Index Fastest Decoded mode number: 1=ram, 2=conic, 3=pickup, 4=scan, 5=eclipse, 6=protect SignedMSB2 epoch 28 1 -32768 32767 -32767 Telemetry rate number rate 93988 1 Last Index Fastest Decoded telemetry rate number. (NUM_DISTS elements) SignedMSB2 epoch 28 1 -32768 32767 -32767 Sweep index swp_ind 94542 1 Last Index Fastest Index that identifies the energy and deflector sweep look up tables (LUT) for the sensor. SWP_IND is an index that selects the following support data arrays: ENERGY, DENERGY, THETA, DTHETA, PHI, DPHI, DOMEGA, GF and MASS_ARR. (NUM_DISTS elements), SWP_IND Le NSWP SignedMSB2 epoch 28 1 -32768 32767 -32767 MLUT index mlut_ind 95096 1 Last Index Fastest Index that identifies the onboard mass look up table (MLUT). MLUT_IND is an index that selects the following support data: TOF_ARR. (NUM_DISTS elements) MLUT Le NMLUT SignedMSB2 epoch 28 1 -32768 32767 -32767 Efficiency index eff_ind 95650 1 Last Index Fastest Index that identifies the efficiency calibration table to be used. EFF_IND is an index that selects the following support data: EFF. (NUM_DISTS elements) EFF_IND Le NEFF SignedMSB2 epoch 28 1 -32768 32767 -32767 Attenuator state att_ind 96204 1 Last Index Fastest Index that identifies the attenuator state (0 = no attenuation, 1 = electrostatic attenuation, 2 = mechanical attenuation, 3 = mechanical and electrostatic attenuation). (NUM_DISTS elements) SignedMSB2 epoch 28 1 -32768 32767 -32767 Spacecraft potential sc_pot 96760 1 Last Index Fastest Spacecraft potential IEEE754MSBSingle volts epoch 28 1 -1.0E31 1.0E31 -1.0E31 Magnetic field magf 97380 2 Last Index Fastest Magnetic field vector with dimension (3) in STATIC coordinates IEEE754MSBSingle nT epoch 28 1 vector_components 3 2 -1.0E31 1.0E31 -1.0E31 Quaternion to SC quat_sc 98224 2 Last Index Fastest Quaternion elements to rotate from STATIC coordinates (same as APP coordinates) to SC coordinates (NUM_DISTS, 3) IEEE754MSBSingle epoch 28 1 quaternion_elements 4 2 -1.0E31 1.0E31 -1.0E31 Quaternion to MSO quat_mso 99180 2 Last Index Fastest Quaternion elements to rotate from STATIC coordinates (same as APP coordinates) to MSO coordinates (NUM_DISTS, 3) IEEE754MSBSingle epoch 28 1 quaternion_elements 4 2 -1.0E31 1.0E31 -1.0E31 Bins flag bins_sc 100126 1 Last Index Fastest Integer array of 1s and 0s with dimension (NBINS) Used to identify angle bins that include (value=0) spacecraft surfaces. If NBINS=1, then BINS_SC is set to 1. Values=0 indicates a solid angle bin with more than 50% blockage by the spacecraft. SignedMSB2 epoch 28 1 -32768 32767 -32767 SC position MSO pos_sc_mso 100690 2 Last Index Fastest Spacecraft position in MSO coordinates with dimension (NUM_DISTS, 3) IEEE754MSBSingle epoch 28 1 vector_components 3 2 -1.0E31 1.0E31 -1.0E31 Background counts bkg 101542 3 Last Index Fastest Background counts array with dimensions (NUM_DISTS, NENERGY, NMASS) IEEE754MSBSingle Counts epoch 28 1 mass 64 2 energy 4 3 -1.0E31 1.0E31 -1.0E31 Dead_time correction dead 130730 3 Last Index Fastest Dead time correction array with dimensions (NUM_DISTS, NENERGY, NMASS), values 0.0 to 1.0, divide by this to correct. IEEE754MSBSingle epoch 28 1 mass 64 2 energy 4 3 -1.0E31 1.0E31 -1.0E31 Data counts data 159918 3 Last Index Fastest Counts array with dimensions (NUM_DISTS, NENERGY, NMASS) IEEE754MSBSingle Counts epoch 28 1 mass 64 2 energy 4 3 -1.0E31 1.0E31 -1.0E31 Energy flux eflux 189106 3 Last Index Fastest Differential energy flux array with dimensions (NUM_DISTS, NENERGY, NMASS) IEEE754MSBSingle eV/sr/sec epoch 28 1 mass 64 2 energy 4 3 -1.0E31 1.0E31 -1.0E31 Quality flag quality_flag 218276 1 Last Index Fastest Quality flag: test pulser on (bit 0), diagnostic mode (bit 1), dead time correction >2 flag (bit 2), detector droop correction >2 flag (bit 3), dead time correction not at event time (bit 4), electrostatic attenuator problem (bit 5), attenuator change during accumulation (bit 6), mode change during accumulation (bit 7), LPW interference with data (bit 8), high background (bit 9), no background subtraction array (bit 10), missing spacecraft potential (bit 11), inflight calibration incomplete (bit 12), geometric factor problem (bit 13), ion suppression problem (bit 14), 0 (bit 15) SignedMSB2 epoch 28 1 -32768 32767 -32767 energy energy 227422 3 Last Index Fastest Energy array with dimension (NSWP, NENERGY, NMASS) IEEE754MSBSingle eV mass 64 1 energy 4 2 swp_index 27 3 -1.0E31 1.0E31 -1.0E31 denergy denergy 255594 3 Last Index Fastest Delta Energy array with dimension (NSWP, NENERGY, NMASS) IEEE754MSBSingle eV mass 64 1 energy 4 2 swp_index 27 3 -1.0E31 1.0E31 -1.0E31 theta theta 283766 3 Last Index Fastest Angle array with with dimension (NSWP, NENERGY, NMASS) IEEE754MSBSingle Degrees mass 64 1 energy 4 2 swp_index 27 3 -1.0E31 1.0E31 -1.0E31 dtheta dtheta 311938 3 Last Index Fastest Delta Angle array with dimension (NSWP, NENERGY, NMASS) IEEE754MSBSingle Degrees mass 64 1 energy 4 2 swp_index 27 3 -1.0E31 1.0E31 -1.0E31 phi phi 340110 3 Last Index Fastest Angle array with dimension (NSWP, NENERGY, NMASS) IEEE754MSBSingle Degrees mass 64 1 energy 4 2 swp_index 27 3 -1.0E31 1.0E31 -1.0E31 dphi dphi 368282 3 Last Index Fastest Delta Angle array with dimension (NSWP, NENERGY, NMASS) IEEE754MSBSingle Degrees mass 64 1 energy 4 2 swp_index 27 3 -1.0E31 1.0E31 -1.0E31 domega domega 396454 3 Last Index Fastest Delta Solid Angle array with dimension (NSWP, NENERGY, NMASS) IEEE754MSBSingle Steradians mass 64 1 energy 4 2 swp_index 27 3 -1.0E31 1.0E31 -1.0E31 gf gf 424626 3 Last Index Fastest Geometric Factor array with dimension (NSWP, NENERGY, NATT) IEEE754MSBSingle att_ind 4 1 energy 4 2 swp_index 27 3 -1.0E31 1.0E31 -1.0E31 eff eff 426878 3 Last Index Fastest Efficiency array with dimension (NEFF, NENERGY, NMASS) IEEE754MSBSingle mass 64 1 energy 4 2 eff_index 128 3 -1.0E31 1.0E31 -1.0E31 mass_arr mass_arr 558474 3 Last Index Fastest Mass array with dimension (NSWP, NENERGY, NMASS). Nominal mass of a mass bin in units of AMUs based on TOF. This array is not integer AMU. IEEE754MSBSingle AMU mass 64 1 energy 4 2 swp_index 27 3 -1.0E31 1.0E31 -1.0E31 tof_arr tof_arr 586646 3 Last Index Fastest Time-of-flight (TOF) array with dimension (NMLUT, NENERGY, NMASS). Gives average TOF value for mass bins. IEEE754MSBSingle mass 64 1 energy 4 2 mlut_index 9 3 -1.0E31 1.0E31 -1.0E31 twt_arr twt_arr 596386 3 Last Index Fastest Time-of-flight Weight (TWT) array with dimension (NMLUT, NENERGY, NMASS). Gives number of TOF bins in a given mass bin. Used for normalizing a mass spectra. IEEE754MSBSingle mass 64 1 energy 4 2 mlut_index 9 3 -1.0E31 1.0E31 -1.0E31
E. APID c6 (32e64m) - 32 energy x 64 mass ion distributions This sample data product label is from the MAVEN STATIC Calibrated Energy Flux: 32 Energy X 64 Mass Bins Data Collection (LID = urn:nasa:pds:maven.static.c:data.c6_32e64m). The sample label is for the date 2018-12-20. urn:nasa:pds:maven.static.c:data.c6_32e64m:mvn_sta_l2_c6-32e64m_20181202 1.0 MAVEN STATIC Ion Spectra for 2018-12-02 1.4.0.0 Product_Observational McFadden, J. P. 2019 Time-ordered, fully calibrated differential energy flux in 32 energy bin x 64 mass bin arrays, summed over look direction covering 2018-12-02. 2019-05-07 1.0 Initial Verion 2018-12-02T00:00:03.743Z 2018-12-02T23:59:59.507Z Science Calibrated Magnetosphere Particles Ions Plasma Mars Atmosphere and Volatile EvolutioN Mission Mission urn:nasa:pds:context:investigation:mission.maven data_to_investigation MAVEN Spacecraft urn:nasa:pds:context:instrument_host:spacecraft.maven is_instrument_host STATIC Instrument urn:nasa:pds:context:instrument:static.maven is_instrument Mars Planet urn:nasa:pds:context:target:planet.mars data_to_target EM-3 3.912372625098799E13 3.9129388279252E13 project_name MAVEN M spacecraft 0 0 data_name XX YYY where XX is the APID and YYY is the array abbreviation (64e2m, 32e32m, etc.) c apid Application Process Identifier (APID) for the packet from which the data are taken. c units_name eflux c units_procedure mvn_convert_sta_units, name of IDL routine used for units conversion m num_dists Number of measurements or times in the file 21600 nenergy Number of energy bins 32 nbins Number of solid angle bins 1 nmass Number of mass bins 64 ndef Number of deflector angle bins 1 nanode Number of anode bins 1 natt Number of attenuator states: 4 4 nswp Number of sweep tables - will increase over mission as new sweep modes are added 28 neff Number of efficiency arrays - will increase over mission as sensor degrades 128 nmlut Number of MLUT tables - will increase over mission as new modes are developed 9 bins Array with dimension NBINS containing 1 OR 0 used to flag bad solid angle bins 1 geom_factor Geometric factor of a single 22.5 degree sector 1.9567319E-4 mass Proton mass (0.01044) in units of MeV/c2 0.010438871 charge Proton charge (1) 1.0 dead_time_1 Dead time for processed events. Dead time corrections are generally not necessary. Corrections require use of STATIC APID DA rate packets. 420.0 dead_time_2 Dead time for rejected events. Dead time corrections are generally not necessary. Corrections require use of STATIC APID DA rate packets. 660.0 dead_time_3 Dead time for stop-no-start events. Dead time corrections are generally not necessary. Corrections require use of STATIC APID DA rate packets. 460.0 Background counts Background counts array with dimensions (NUM_DISTS, NENERGY, NMASS) bkg particle_observation_to_observation_values energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values Dead_time correction Dead time correction array with dimensions (NUM_DISTS, NENERGY, NMASS), values 0.0 to 1.0, divide by this to correct. dead particle_observation_to_observation_values energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values Data counts Counts array with dimensions (NUM_DISTS, NENERGY, NMASS) data particle_observation_to_observation_values energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values Energy flux Differential energy flux array with dimensions (NUM_DISTS, NENERGY, NMASS) eflux particle_observation_to_observation_values energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values gf Geometric Factor array with dimension (NSWP, NENERGY, NATT) gf particle_observation_to_observation_values att_ind particle_observation_to_axis_values 1 index particle_observation_to_axis_values 2 index particle_observation_to_axis_values 3 energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values eff Efficiency array with dimension (NEFF, NENERGY, NMASS) eff particle_observation_to_observation_values index particle_observation_to_axis_values 1 index particle_observation_to_axis_values 2 eff_ind particle_observation_to_axis_values 3 energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values time values epoch data_values_to_data_values time_met data_values_to_data_values time_unix data_values_to_data_values urn:nasa:pds:maven.spice:spice_kernels:lsk_naif0012.tls::1.0 data_to_spice_kernel This data file was processed using the SPICE leapsecond kernel: naif0012.tls. urn:nasa:pds:maven.spice:spice_kernels:sclk_mvn_sclkscet_00065.tsc::1.0 data_to_spice_kernel This data file was processed using the SPICE MAVEN SCLK kernel: MVN_SCLKSCET.00065.tsc. mvn_sta_l2_c6-32e64m_20181202_v02_r08.cdf 2019-05-07T23:36:56 714161836 785b47824c68049fa94fd7a58591cea7
CDF Header 0 404 CDF 3.4 ISTP/IACG
TT2000 epoch 86411 1 Last Index Fastest UTC time from 01-Jan-2000 12:00:00.000 (including leap seconds), stored as an integer in nanoseconds. SignedMSB8 nanosec epoch 21600 1 -0.0 3.595796016651621E-222 2.2152726415982762E-279 Mission Elapsed Time time_met 259715 1 Last Index Fastest Mission elapsed time for this data record. IEEE754MSBDouble sec epoch 21600 1 -1.0E31 8.5587834E8 0.0 SPICE Ephemeris Time time_ephemeris 433019 1 Last Index Fastest Time used by SPICE program. IEEE754MSBDouble sec epoch 21600 1 -1.0E31 1.293883209183998E9 4.380048671839981E8 Unix Time time_unix 606323 1 Last Index Fastest Unix time (elapsed seconds since 1970-01-01/00:00 without leap seconds) for this data record. This time is the center time of data collection. IEEE754MSBDouble sec epoch 21600 1 -1.0E31 2.24061114E9 1.3847328E9 Interval start time (unix) time_start 779627 1 Last Index Fastest Unix time at the start of data collection. (NUM_DISTS elements) IEEE754MSBDouble sec epoch 21600 1 -1.0E31 2.24061114E9 1.3847328E9 Interval end time (unix) time_end 952931 1 Last Index Fastest Unix time at the end of data collection. (NUM_DISTS elements) IEEE754MSBDouble sec epoch 21600 1 -1.0E31 2.24061114E9 1.3847328E9 Averaging time time_delta 1126235 1 Last Index Fastest Averaging time. (TIME_DELTA = TIME_END - TIME_START). IEEE754MSBDouble sec epoch 21600 1 -1.0E31 1.0E31 -1.0E31 Integration time time_integ 1299539 1 Last Index Fastest Integration time. (TIME_DELTA / (NENERGY*NDEF)). IEEE754MSBDouble sec epoch 21600 1 -1.0E31 1.0E31 -1.0E31 Eprom version eprom_ver 1472837 1 Last Index Fastest An integer designating the flight EPROM version number that determines stored Real Time Sequence (RTS) commands and table loads that configure the STATIC instrument and determine energy and angle sweeps. SignedMSB2 epoch 21600 1 -32768 32767 -32767 Header header 1516537 1 Last Index Fastest A long integer that consists of bytes 12-15 in data packet header. See MAVEN_PF_FSW_021_CTM.xls for definition of header bits. (NUM_DISTS elements) SignedMSB4 epoch 21600 1 -2147483648 2147483647 -2147483647 Valid flag valid 1603435 1 Last Index Fastest Validity flag codes valid data (bit 0), test pulser on (bit 1), diagnostic mode (bit 2), data compression type (bit 3-4), packet compression (bit 5) (NUM_DISTS elements) SignedMSB2 epoch 21600 1 -32768 32767 -32767 Mode number mode 1647133 1 Last Index Fastest Decoded mode number: 1=ram, 2=conic, 3=pickup, 4=scan, 5=eclipse, 6=protect SignedMSB2 epoch 21600 1 -32768 32767 -32767 Telemetry rate number rate 1690831 1 Last Index Fastest Decoded telemetry rate number. (NUM_DISTS elements) SignedMSB2 epoch 21600 1 -32768 32767 -32767 Sweep index swp_ind 1734529 1 Last Index Fastest Index that identifies the energy and deflector sweep look up tables (LUT) for the sensor. SWP_IND is an index that selects the following support data arrays: ENERGY, DENERGY, THETA, DTHETA, PHI, DPHI, DOMEGA, GF and MASS_ARR. (NUM_DISTS elements), SWP_IND Le NSWP SignedMSB2 epoch 21600 1 -32768 32767 -32767 MLUT index mlut_ind 1778227 1 Last Index Fastest Index that identifies the onboard mass look up table (MLUT). MLUT_IND is an index that selects the following support data: TOF_ARR. (NUM_DISTS elements) MLUT Le NMLUT SignedMSB2 epoch 21600 1 -32768 32767 -32767 Efficiency index eff_ind 1821925 1 Last Index Fastest Index that identifies the efficiency calibration table to be used. EFF_IND is an index that selects the following support data: EFF. (NUM_DISTS elements) EFF_IND Le NEFF SignedMSB2 epoch 21600 1 -32768 32767 -32767 Attenuator state att_ind 1865623 1 Last Index Fastest Index that identifies the attenuator state (0 = no attenuation, 1 = electrostatic attenuation, 2 = mechanical attenuation, 3 = mechanical and electrostatic attenuation). (NUM_DISTS elements) SignedMSB2 epoch 21600 1 -32768 32767 -32767 Spacecraft potential sc_pot 1909323 1 Last Index Fastest Spacecraft potential IEEE754MSBSingle volts epoch 21600 1 -1.0E31 1.0E31 -1.0E31 Magnetic field magf 1996231 2 Last Index Fastest Magnetic field vector with dimension (3) in STATIC coordinates IEEE754MSBSingle nT epoch 21600 1 vector_components 3 2 -1.0E31 1.0E31 -1.0E31 Quaternion to SC quat_sc 2255939 2 Last Index Fastest Quaternion elements to rotate from STATIC coordinates (same as APP coordinates) to SC coordinates (NUM_DISTS, 3) IEEE754MSBSingle epoch 21600 1 quaternion_elements 4 2 -1.0E31 1.0E31 -1.0E31 Quaternion to MSO quat_mso 2602047 2 Last Index Fastest Quaternion elements to rotate from STATIC coordinates (same as APP coordinates) to MSO coordinates (NUM_DISTS, 3) IEEE754MSBSingle epoch 21600 1 quaternion_elements 4 2 -1.0E31 1.0E31 -1.0E31 Bins flag bins_sc 2948145 1 Last Index Fastest Integer array of 1s and 0s with dimension (NBINS) Used to identify angle bins that include (value=0) spacecraft surfaces. If NBINS=1, then BINS_SC is set to 1. Values=0 indicates a solid angle bin with more than 50% blockage by the spacecraft. SignedMSB2 epoch 21600 1 -32768 32767 -32767 SC position MSO pos_sc_mso 2991853 2 Last Index Fastest Spacecraft position in MSO coordinates with dimension (NUM_DISTS, 3) IEEE754MSBSingle epoch 21600 1 vector_components 3 2 -1.0E31 1.0E31 -1.0E31 Background counts bkg 3251569 3 Last Index Fastest Background counts array with dimensions (NUM_DISTS, NENERGY, NMASS) IEEE754MSBSingle Counts epoch 21600 1 mass 64 2 energy 32 3 -1.0E31 1.0E31 -1.0E31 Dead_time correction dead 180199285 3 Last Index Fastest Dead time correction array with dimensions (NUM_DISTS, NENERGY, NMASS), values 0.0 to 1.0, divide by this to correct. IEEE754MSBSingle epoch 21600 1 mass 64 2 energy 32 3 -1.0E31 1.0E31 -1.0E31 Data counts data 357147001 3 Last Index Fastest Counts array with dimensions (NUM_DISTS, NENERGY, NMASS) IEEE754MSBSingle Counts epoch 21600 1 mass 64 2 energy 32 3 -1.0E31 1.0E31 -1.0E31 Energy flux eflux 534094717 3 Last Index Fastest Differential energy flux array with dimensions (NUM_DISTS, NENERGY, NMASS) IEEE754MSBSingle eV/(cm^2-s-sr-eV) epoch 21600 1 mass 64 2 energy 32 3 -1.0E31 1.0E31 -1.0E31 Quality flag quality_flag 711042415 1 Last Index Fastest Quality flag: test pulser on (bit 0), diagnostic mode (bit 1), dead time correction greater than 2 flag (bit 2), detector droop correction greater than 2 flag (bit 3), dead time correction not at event time (bit 4), electrostatic attenuator problem (bit 5), attenuator change during accumulation (bit 6), mode change during accumulation (bit 7), LPW interference with data (bit 8), high background (bit 9), no background subtraction array (bit 10), missing spacecraft potential (bit 11), inflight calibration incomplete (bit 12), geometric factor problem (bit 13), ion suppression problem (bit 14), 0 (bit 15) SignedMSB2 epoch 21600 1 -32768 32767 -32767 energy energy 711094707 3 Last Index Fastest Energy array with dimension (NSWP, NENERGY, NMASS) IEEE754MSBSingle eV mass 64 1 energy 32 2 swp_index 28 3 -1.0E31 1.0E31 -1.0E31 denergy denergy 711324607 3 Last Index Fastest Delta Energy array with dimension (NSWP, NENERGY, NMASS) IEEE754MSBSingle eV mass 64 1 energy 32 2 swp_index 28 3 -1.0E31 1.0E31 -1.0E31 theta theta 711554507 3 Last Index Fastest Angle array with with dimension (NSWP, NENERGY, NMASS) IEEE754MSBSingle Degrees mass 64 1 energy 32 2 swp_index 28 3 -1.0E31 1.0E31 -1.0E31 dtheta dtheta 711784407 3 Last Index Fastest Delta Angle array with dimension (NSWP, NENERGY, NMASS) IEEE754MSBSingle Degrees mass 64 1 energy 32 2 swp_index 28 3 -1.0E31 1.0E31 -1.0E31 phi phi 712014307 3 Last Index Fastest Angle array with dimension (NSWP, NENERGY, NMASS) IEEE754MSBSingle Degrees mass 64 1 energy 32 2 swp_index 28 3 -1.0E31 1.0E31 -1.0E31 dphi dphi 712244207 3 Last Index Fastest Delta Angle array with dimension (NSWP, NENERGY, NMASS) IEEE754MSBSingle Degrees mass 64 1 energy 32 2 swp_index 28 3 -1.0E31 1.0E31 -1.0E31 domega domega 712474107 3 Last Index Fastest Delta Solid Angle array with dimension (NSWP, NENERGY, NMASS) IEEE754MSBSingle Steradians mass 64 1 energy 32 2 swp_index 28 3 -1.0E31 1.0E31 -1.0E31 gf gf 712704007 3 Last Index Fastest Geometric Factor array with dimension (NSWP, NENERGY, NATT) IEEE754MSBSingle att_ind 4 1 energy 32 2 swp_index 28 3 -1.0E31 1.0E31 -1.0E31 eff eff 712718867 3 Last Index Fastest Efficiency array with dimension (NEFF, NENERGY, NMASS) IEEE754MSBSingle mass 64 1 energy 32 2 eff_index 128 3 -1.0E31 1.0E31 -1.0E31 mass_arr mass_arr 713767967 3 Last Index Fastest Mass array with dimension (NSWP, NENERGY, NMASS). Nominal mass of a mass bin in units of AMUs based on TOF. This array is not integer AMU. IEEE754MSBSingle AMU mass 64 1 energy 32 2 swp_index 28 3 -1.0E31 1.0E31 -1.0E31 tof_arr tof_arr 713997867 3 Last Index Fastest Time-of-flight (TOF) array with dimension (NMLUT, NENERGY, NMASS). Gives average TOF value for mass bins. IEEE754MSBSingle mass 64 1 energy 32 2 mlut_index 9 3 -1.0E31 1.0E31 -1.0E31 twt_arr twt_arr 714072119 3 Last Index Fastest Time-of-flight Weight (TWT) array with dimension (NMLUT, NENERGY, NMASS). Gives number of TOF bins in a given mass bin. Used for normalizing a mass spectra. IEEE754MSBSingle mass 64 1 energy 32 2 mlut_index 9 3 -1.0E31 1.0E31 -1.0E31
F. APID c8 (32e16d) - 32 energy x 16 deflection ion distributions This sample data product label is from the MAVEN STATIC Calibrated Energy Flux: 32 Energy X 16 Solid Angle Bins Data Collection (LID = urn:nasa:pds:maven.static.c:data.c8_32e16d). The sample label is for the date 2018-12-02. urn:nasa:pds:maven.static.c:data.c8_32e16d:mvn_sta_l2_c8-32e16d_20181202 1.0 MAVEN STATIC Ion Spectra for 2018-12-02 1.4.0.0 Product_Observational McFadden, J. P. 2019 Time-ordered, fully calibrated differential energy flux in 32 energy bin x 16 solid angle bin arrays (16 deflection angles and summed over anodes, but assumed that counts are from anode 7 in the ram direction), summed over mass assuming O2+ covering 2018-12-02. 2019-05-07 1.0 Initial Verion 2018-12-02T00:00:03.743Z 2018-12-02T23:59:59.507Z Science Calibrated Magnetosphere Particles Ions Plasma Mars Atmosphere and Volatile EvolutioN Mission Mission urn:nasa:pds:context:investigation:mission.maven data_to_investigation MAVEN Spacecraft urn:nasa:pds:context:instrument_host:spacecraft.maven is_instrument_host STATIC Instrument urn:nasa:pds:context:instrument:static.maven is_instrument Mars Planet urn:nasa:pds:context:target:planet.mars data_to_target EM-3 3.912372625098799E13 3.9129388279252E13 project_name MAVEN M spacecraft 0 0 data_name XX YYY where XX is the APID and YYY is the array abbreviation (64e2m, 32e32m, etc.) c apid Application Process Identifier (APID) for the packet from which the data are taken. c units_name eflux c units_procedure mvn_convert_sta_units, name of IDL routine used for units conversion m num_dists Number of measurements or times in the file 21100 nenergy Number of energy bins 32 nbins Number of solid angle bins 16 nmass Number of mass bins 1 ndef Number of deflector angle bins 16 nanode Number of anode bins 1 natt Number of attenuator states: 4 4 nswp Number of sweep tables - will increase over mission as new sweep modes are added 28 neff Number of efficiency arrays - will increase over mission as sensor degrades 128 nmlut Number of MLUT tables - will increase over mission as new modes are developed 9 geom_factor Geometric factor of a single 22.5 degree sector 1.9567319E-4 mass Proton mass (0.01044) in units of MeV/c2 0.010438871 charge Proton charge (1) 1.0 dead_time_1 Dead time for processed events. Dead time corrections are generally not necessary. Corrections require use of STATIC APID DA rate packets. 420.0 dead_time_2 Dead time for rejected events. Dead time corrections are generally not necessary. Corrections require use of STATIC APID DA rate packets. 660.0 dead_time_3 Dead time for stop-no-start events. Dead time corrections are generally not necessary. Corrections require use of STATIC APID DA rate packets. 460.0 Background counts Background counts array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS) bkg particle_observation_to_observation_values energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values Dead_time correction Dead time correction array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS), values 0.0 to 1.0, divide by this to correct. dead particle_observation_to_observation_values energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values Data counts Counts array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS) data particle_observation_to_observation_values energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values Energy flux Differential energy flux array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS) eflux particle_observation_to_observation_values energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values gf Geometric Factor array with dimension (NSWP, NENERGY, NBINS, NMASS) gf particle_observation_to_observation_values att_ind particle_observation_to_axis_values 1 index particle_observation_to_axis_values 2 index particle_observation_to_axis_values 3 energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values eff Efficiency array with dimension (NEFF, NENERGY, NBINS, NMASS) eff particle_observation_to_observation_values index particle_observation_to_axis_values 1 index particle_observation_to_axis_values 2 eff_ind particle_observation_to_axis_values 3 energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values time values epoch data_values_to_data_values time_met data_values_to_data_values time_unix data_values_to_data_values urn:nasa:pds:maven.spice:spice_kernels:lsk_naif0012.tls::1.0 data_to_spice_kernel This data file was processed using the SPICE leapsecond kernel: naif0012.tls. urn:nasa:pds:maven.spice:spice_kernels:sclk_mvn_sclkscet_00065.tsc::1.0 data_to_spice_kernel This data file was processed using the SPICE MAVEN SCLK kernel: MVN_SCLKSCET.00065.tsc. mvn_sta_l2_c8-32e16d_20181202_v02_r08.cdf 2019-05-07T23:50:59 177722874 0db0cd9197cdc4ba3acbac5fa5e72314
CDF Header 0 404 CDF 3.4 ISTP/IACG
TT2000 epoch 86511 1 Last Index Fastest UTC time from 01-Jan-2000 12:00:00.000 (including leap seconds), stored as an integer in nanoseconds. SignedMSB8 nanosec epoch 21100 1 -0.0 3.595796016651621E-222 2.2152726415982762E-279 Mission Elapsed Time time_met 255815 1 Last Index Fastest Mission elapsed time for this data record. IEEE754MSBDouble sec epoch 21100 1 -1.0E31 8.5587834E8 0.0 SPICE Ephemeris Time time_ephemeris 425119 1 Last Index Fastest Time used by SPICE program. IEEE754MSBDouble sec epoch 21100 1 -1.0E31 1.293883209183998E9 4.380048671839981E8 Unix Time time_unix 594423 1 Last Index Fastest Unix time (elapsed seconds since 1970-01-01/00:00 without leap seconds) for this data record. This time is the center time of data collection. IEEE754MSBDouble sec epoch 21100 1 -1.0E31 2.24061114E9 1.3847328E9 Interval start time (unix) time_start 763727 1 Last Index Fastest Unix time at the start of data collection. (NUM_DISTS elements) IEEE754MSBDouble sec epoch 21100 1 -1.0E31 2.24061114E9 1.3847328E9 Interval end time (unix) time_end 933031 1 Last Index Fastest Unix time at the end of data collection. (NUM_DISTS elements) IEEE754MSBDouble sec epoch 21100 1 -1.0E31 2.24061114E9 1.3847328E9 Averaging time time_delta 1102335 1 Last Index Fastest Averaging time. (TIME_DELTA = TIME_END - TIME_START). IEEE754MSBDouble sec epoch 21100 1 -1.0E31 1.0E31 -1.0E31 Integration time time_integ 1271639 1 Last Index Fastest Integration time. (TIME_DELTA / (NENERGY*NDEF)). IEEE754MSBDouble sec epoch 21100 1 -1.0E31 1.0E31 -1.0E31 Eprom version eprom_ver 1440937 1 Last Index Fastest An integer designating the flight EPROM version number that determines stored Real Time Sequence (RTS) commands and table loads that configure the STATIC instrument and determine energy and angle sweeps. SignedMSB2 epoch 21100 1 -32768 32767 -32767 Header header 1483637 1 Last Index Fastest A long integer that consists of bytes 12-15 in data packet header. See MAVEN_PF_FSW_021_CTM.xls for definition of header bits. (NUM_DISTS elements) SignedMSB4 epoch 21100 1 -2147483648 2147483647 -2147483647 Valid flag valid 1568535 1 Last Index Fastest Validity flag codes valid data (bit 0), test pulser on (bit 1), diagnostic mode (bit 2), data compression type (bit 3-4), packet compression (bit 5) (NUM_DISTS elements) SignedMSB2 epoch 21100 1 -32768 32767 -32767 Mode number mode 1611233 1 Last Index Fastest Decoded mode number: 1=ram, 2=conic, 3=pickup, 4=scan, 5=eclipse, 6=protect SignedMSB2 epoch 21100 1 -32768 32767 -32767 Telemetry rate number rate 1653931 1 Last Index Fastest Decoded telemetry rate number. (NUM_DISTS elements) SignedMSB2 epoch 21100 1 -32768 32767 -32767 Sweep index swp_ind 1696629 1 Last Index Fastest Index that identifies the energy and deflector sweep look up tables (LUT) for the sensor. SWP_IND is an index that selects the following support data arrays: ENERGY, DENERGY, THETA, DTHETA, PHI, DPHI, DOMEGA, GF and MASS_ARR. (NUM_DISTS elements), SWP_IND Le NSWP SignedMSB2 epoch 21100 1 -32768 32767 -32767 MLUT index mlut_ind 1739327 1 Last Index Fastest Index that identifies the onboard mass look up table (MLUT). MLUT_IND is an index that selects the following support data: TOF_ARR. (NUM_DISTS elements) MLUT Le NMLUT SignedMSB2 epoch 21100 1 -32768 32767 -32767 Efficiency index eff_ind 1782025 1 Last Index Fastest Index that identifies the efficiency calibration table to be used. EFF_IND is an index that selects the following support data: EFF. (NUM_DISTS elements) EFF_IND Le NEFF SignedMSB2 epoch 21100 1 -32768 32767 -32767 Attenuator state att_ind 1824723 1 Last Index Fastest Index that identifies the attenuator state (0 = no attenuation, 1 = electrostatic attenuation, 2 = mechanical attenuation, 3 = mechanical and electrostatic attenuation). (NUM_DISTS elements) SignedMSB2 epoch 21100 1 -32768 32767 -32767 Spacecraft potential sc_pot 1867423 1 Last Index Fastest Spacecraft potential IEEE754MSBSingle volts epoch 21100 1 -1.0E31 1.0E31 -1.0E31 Magnetic field magf 1952331 2 Last Index Fastest Magnetic field vector with dimension (3) in STATIC coordinates IEEE754MSBSingle nT epoch 21100 1 vector_components 3 2 -1.0E31 1.0E31 -1.0E31 Quaternion to SC quat_sc 2206039 2 Last Index Fastest Quaternion elements to rotate from STATIC coordinates (same as APP coordinates) to SC coordinates (NUM_DISTS, 3) IEEE754MSBSingle epoch 21100 1 quaternion_elements 4 2 -1.0E31 1.0E31 -1.0E31 Quaternion to MSO quat_mso 2544147 2 Last Index Fastest Quaternion elements to rotate from STATIC coordinates (same as APP coordinates) to MSO coordinates (NUM_DISTS, 3) IEEE754MSBSingle epoch 21100 1 quaternion_elements 4 2 -1.0E31 1.0E31 -1.0E31 Bins flag bins_sc 2882253 2 Last Index Fastest Integer array of 1s and 0s with dimension (NBINS) Used to identify angle bins that include (value=0) spacecraft surfaces. If NBINS=1, then BINS_SC is set to 1. Values=0 indicates a solid angle bin with more than 50% blockage by the spacecraft. SignedMSB2 epoch 21100 1 angle 16 2 -32768 32767 -32767 SC position MSO pos_sc_mso 3557961 2 Last Index Fastest Spacecraft position in MSO coordinates with dimension (NUM_DISTS, 3) IEEE754MSBSingle epoch 21100 1 vector_components 3 2 -1.0E31 1.0E31 -1.0E31 Background counts bkg 3811677 3 Last Index Fastest Background counts array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS) IEEE754MSBSingle Counts epoch 21100 1 n/a 16 2 n/a 32 3 -1.0E31 1.0E31 -1.0E31 Dead_time correction dead 47024993 3 Last Index Fastest Dead time correction array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS), values 0.0 to 1.0, divide by this to correct. IEEE754MSBSingle epoch 21100 1 n/a 16 2 n/a 32 3 -1.0E31 1.0E31 -1.0E31 Data counts data 90238309 3 Last Index Fastest Counts array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS) IEEE754MSBSingle Counts epoch 21100 1 n/a 16 2 n/a 32 3 -1.0E31 1.0E31 -1.0E31 Energy flux eflux 133451625 3 Last Index Fastest Differential energy flux array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS) IEEE754MSBSingle eV/(cm^2-s-sr-eV) epoch 21100 1 n/a 16 2 n/a 32 3 -1.0E31 1.0E31 -1.0E31 Quality flag quality_flag 176664923 1 Last Index Fastest Quality flag: test pulser on (bit 0), diagnostic mode (bit 1), dead time correction greater than 2 flag (bit 2), detector droop correction greater than 2 flag (bit 3), dead time correction not at event time (bit 4), electrostatic attenuator problem (bit 5), attenuator change during accumulation (bit 6), mode change during accumulation (bit 7), LPW interference with data (bit 8), high background (bit 9), no background subtraction array (bit 10), missing spacecraft potential (bit 11), inflight calibration incomplete (bit 12), geometric factor problem (bit 13), ion suppression problem (bit 14), 0 (bit 15) SignedMSB2 epoch 21100 1 -32768 32767 -32767 bins bins 176715697 1 Last Index Fastest Array with dimension NBINS containing 1 OR 0 used to flag bad solid angle bins SignedMSB2 angle 16 1 -32768 32767 -32767 energy energy 176716253 3 Last Index Fastest Energy array with dimension (NSWP, NENERGY, NBINS, NMASS) IEEE754MSBSingle eV angle 16 1 energy 32 2 swp_index 28 3 -1.0E31 1.0E31 -1.0E31 denergy denergy 176774121 3 Last Index Fastest Delta Energy array with dimension (NSWP, NENERGY, NBINS, NMASS) IEEE754MSBSingle eV angle 16 1 energy 32 2 swp_index 28 3 -1.0E31 1.0E31 -1.0E31 theta theta 176831989 3 Last Index Fastest Angle array with with dimension (NSWP, NENERGY, NBINS, NMASS) IEEE754MSBSingle Degrees angle 16 1 energy 32 2 swp_index 28 3 -1.0E31 1.0E31 -1.0E31 dtheta dtheta 176889857 3 Last Index Fastest Delta Angle array with dimension (NSWP, NENERGY, NBINS, NMASS) IEEE754MSBSingle Degrees angle 16 1 energy 32 2 swp_index 28 3 -1.0E31 1.0E31 -1.0E31 phi phi 176947725 3 Last Index Fastest Angle array with dimension (NSWP, NENERGY, NBINS, NMASS) IEEE754MSBSingle Degrees angle 16 1 energy 32 2 swp_index 28 3 -1.0E31 1.0E31 -1.0E31 dphi dphi 177005593 3 Last Index Fastest Delta Angle array with dimension (NSWP, NENERGY, NBINS, NMASS) IEEE754MSBSingle Degrees angle 16 1 energy 32 2 swp_index 28 3 -1.0E31 1.0E31 -1.0E31 domega domega 177063461 3 Last Index Fastest Delta Solid Angle array with dimension (NSWP, NENERGY, NBINS, NMASS) IEEE754MSBSingle Steradians angle 16 1 energy 32 2 swp_index 28 3 -1.0E31 1.0E31 -1.0E31 gf gf 177121337 4 Last Index Fastest Geometric Factor array with dimension (NSWP, NENERGY, NBINS, NMASS) IEEE754MSBSingle att_ind 4 1 angle 16 2 energy 32 3 swp_index 28 4 -1.0E31 1.0E31 -1.0E31 eff eff 177351237 3 Last Index Fastest Efficiency array with dimension (NEFF, NENERGY, NBINS, NMASS) IEEE754MSBSingle angle 16 1 energy 32 2 eff_index 128 3 -1.0E31 1.0E31 -1.0E31 mass_arr mass_arr 177613905 3 Last Index Fastest Mass array with dimension (NSWP, NENERGY, NBINS, NMASS). Nominal mass of a mass bin in units of AMUs based on TOF. This array is not integer AMU. IEEE754MSBSingle AMU angle 16 1 energy 32 2 swp_index 28 3 -1.0E31 1.0E31 -1.0E31 tof_arr tof_arr 177671773 3 Last Index Fastest Time-of-flight (TOF) array with dimension (NMLUT, NENERGY, NBINS, NMASS). Gives average TOF value for mass bins. IEEE754MSBSingle angle 16 1 energy 32 2 mlut_index 9 3 -1.0E31 1.0E31 -1.0E31 twt_arr twt_arr 177690729 3 Last Index Fastest Time-of-flight Weight (TWT) array with dimension (NMLUT, NENERGY, NBINS, NMASS). Gives number of TOF bins in a given mass bin. Used for normalizing a mass spectra. IEEE754MSBSingle angle 16 1 energy 32 2 mlut_index 9 3 -1.0E31 1.0E31 -1.0E31
G. APID ca (16e4d16a) - 16 energy x 4 deflection x 16 anode ion distributions This sample data product label is from the MAVEN STATIC Calibrated Energy Flux: 16 Energy X 64 Solid Angle Bins Data Collection (LID = urn:nasa:pds:maven.static.c:data.ca_16e4d16a). The sample label is for the date 2018-12-02. urn:nasa:pds:maven.static.c:data.ca_16e4d16a:mvn_sta_l2_ca-16e4d16a_20181202 1.0 MAVEN STATIC Ion Spectra for 2018-12-02 1.4.0.0 Product_Observational McFadden, J. P. 2019 Time-ordered fully calibrated differential energy flux in 16 energy bin x 64 solid angle bin arrays (4 deflection angles x 16 anodes), summed over mass assuming O2+ covering 2018-12-02. 2019-05-07 1.0 Initial Verion 2018-12-02T00:00:03.743Z 2018-12-02T23:59:59.507Z Science Calibrated Magnetosphere Particles Ions Plasma Mars Atmosphere and Volatile EvolutioN Mission Mission urn:nasa:pds:context:investigation:mission.maven data_to_investigation MAVEN Spacecraft urn:nasa:pds:context:instrument_host:spacecraft.maven is_instrument_host STATIC Instrument urn:nasa:pds:context:instrument:static.maven is_instrument Mars Planet urn:nasa:pds:context:target:planet.mars data_to_target EM-3 3.912372625098799E13 3.9129388279252E13 project_name MAVEN M spacecraft 0 0 data_name XX YYY where XX is the APID and YYY is the array abbreviation (64e2m, 32e32m, etc.) c apid Application Process Identifier (APID) for the packet from which the data are taken. c units_name eflux c units_procedure mvn_convert_sta_units, name of IDL routine used for units conversion m num_dists Number of measurements or times in the file 21590 nenergy Number of energy bins 16 nbins Number of solid angle bins 64 nmass Number of mass bins 1 ndef Number of deflector angle bins 4 nanode Number of anode bins 16 natt Number of attenuator states: 4 4 nswp Number of sweep tables - will increase over mission as new sweep modes are added 28 neff Number of efficiency arrays - will increase over mission as sensor degrades 128 nmlut Number of MLUT tables - will increase over mission as new modes are developed 9 geom_factor Geometric factor of a single 22.5 degree sector 1.9567319E-4 mass Proton mass (0.01044) in units of MeV/c2 0.010438871 charge Proton charge (1) 1.0 dead_time_1 Dead time for processed events. Dead time corrections are generally not necessary. Corrections require use of STATIC APID DA rate packets. 420.0 dead_time_2 Dead time for rejected events. Dead time corrections are generally not necessary. Corrections require use of STATIC APID DA rate packets. 660.0 dead_time_3 Dead time for stop-no-start events. Dead time corrections are generally not necessary. Corrections require use of STATIC APID DA rate packets. 460.0 Background counts Background counts array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS) bkg particle_observation_to_observation_values energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values Dead_time correction Dead time correction array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS), values 0.0 to 1.0, divide by this to correct. dead particle_observation_to_observation_values energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values Data counts Counts array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS) data particle_observation_to_observation_values energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values Energy flux Differential energy flux array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS) eflux particle_observation_to_observation_values energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values gf Geometric Factor array with dimension (NSWP, NENERGY, NBINS, NMASS) gf particle_observation_to_observation_values att_ind particle_observation_to_axis_values 1 index particle_observation_to_axis_values 2 index particle_observation_to_axis_values 3 energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values eff Efficiency array with dimension (NEFF, NENERGY, NBINS, NMASS) eff particle_observation_to_observation_values index particle_observation_to_axis_values 1 index particle_observation_to_axis_values 2 eff_ind particle_observation_to_axis_values 3 energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values time values epoch data_values_to_data_values time_met data_values_to_data_values time_unix data_values_to_data_values urn:nasa:pds:maven.spice:spice_kernels:lsk_naif0012.tls::1.0 data_to_spice_kernel This data file was processed using the SPICE leapsecond kernel: naif0012.tls. urn:nasa:pds:maven.spice:spice_kernels:sclk_mvn_sclkscet_00065.tsc::1.0 data_to_spice_kernel This data file was processed using the SPICE MAVEN SCLK kernel: MVN_SCLKSCET.00065.tsc. mvn_sta_l2_ca-16e4d16a_20181202_v02_r08.cdf 2019-05-07T23:53:24 361750490 c416374fd56e4c07fe36b7e18f8be52d
CDF Header 0 404 CDF 3.4 ISTP/IACG
TT2000 epoch 86519 1 Last Index Fastest UTC time from 01-Jan-2000 12:00:00.000 (including leap seconds), stored as an integer in nanoseconds. SignedMSB8 nanosec epoch 21590 1 -0.0 3.595796016651621E-222 2.2152726415982762E-279 Mission Elapsed Time time_met 259743 1 Last Index Fastest Mission elapsed time for this data record. IEEE754MSBDouble sec epoch 21590 1 -1.0E31 8.5587834E8 0.0 SPICE Ephemeris Time time_ephemeris 432967 1 Last Index Fastest Time used by SPICE program. IEEE754MSBDouble sec epoch 21590 1 -1.0E31 1.293883209183998E9 4.380048671839981E8 Unix Time time_unix 606191 1 Last Index Fastest Unix time (elapsed seconds since 1970-01-01/00:00 without leap seconds) for this data record. This time is the center time of data collection. IEEE754MSBDouble sec epoch 21590 1 -1.0E31 2.24061114E9 1.3847328E9 Interval start time (unix) time_start 779415 1 Last Index Fastest Unix time at the start of data collection. (NUM_DISTS elements) IEEE754MSBDouble sec epoch 21590 1 -1.0E31 2.24061114E9 1.3847328E9 Interval end time (unix) time_end 952639 1 Last Index Fastest Unix time at the end of data collection. (NUM_DISTS elements) IEEE754MSBDouble sec epoch 21590 1 -1.0E31 2.24061114E9 1.3847328E9 Averaging time time_delta 1125863 1 Last Index Fastest Averaging time. (TIME_DELTA = TIME_END - TIME_START). IEEE754MSBDouble sec epoch 21590 1 -1.0E31 1.0E31 -1.0E31 Integration time time_integ 1299087 1 Last Index Fastest Integration time. (TIME_DELTA / (NENERGY*NDEF)). IEEE754MSBDouble sec epoch 21590 1 -1.0E31 1.0E31 -1.0E31 Eprom version eprom_ver 1472305 1 Last Index Fastest An integer designating the flight EPROM version number that determines stored Real Time Sequence (RTS) commands and table loads that configure the STATIC instrument and determine energy and angle sweeps. SignedMSB2 epoch 21590 1 -32768 32767 -32767 Header header 1515985 1 Last Index Fastest A long integer that consists of bytes 12-15 in data packet header. See MAVEN_PF_FSW_021_CTM.xls for definition of header bits. (NUM_DISTS elements) SignedMSB4 epoch 21590 1 -2147483648 2147483647 -2147483647 Valid flag valid 1602843 1 Last Index Fastest Validity flag codes valid data (bit 0), test pulser on (bit 1), diagnostic mode (bit 2), data compression type (bit 3-4), packet compression (bit 5) (NUM_DISTS elements) SignedMSB2 epoch 21590 1 -32768 32767 -32767 Mode number mode 1646521 1 Last Index Fastest Decoded mode number: 1=ram, 2=conic, 3=pickup, 4=scan, 5=eclipse, 6=protect SignedMSB2 epoch 21590 1 -32768 32767 -32767 Telemetry rate number rate 1690199 1 Last Index Fastest Decoded telemetry rate number. (NUM_DISTS elements) SignedMSB2 epoch 21590 1 -32768 32767 -32767 Sweep index swp_ind 1733877 1 Last Index Fastest Index that identifies the energy and deflector sweep look up tables (LUT) for the sensor. SWP_IND is an index that selects the following support data arrays: ENERGY, DENERGY, THETA, DTHETA, PHI, DPHI, DOMEGA, GF and MASS_ARR. (NUM_DISTS elements), SWP_IND Le NSWP SignedMSB2 epoch 21590 1 -32768 32767 -32767 MLUT index mlut_ind 1777555 1 Last Index Fastest Index that identifies the onboard mass look up table (MLUT). MLUT_IND is an index that selects the following support data: TOF_ARR. (NUM_DISTS elements) MLUT Le NMLUT SignedMSB2 epoch 21590 1 -32768 32767 -32767 Efficiency index eff_ind 1821233 1 Last Index Fastest Index that identifies the efficiency calibration table to be used. EFF_IND is an index that selects the following support data: EFF. (NUM_DISTS elements) EFF_IND Le NEFF SignedMSB2 epoch 21590 1 -32768 32767 -32767 Attenuator state att_ind 1864911 1 Last Index Fastest Index that identifies the attenuator state (0 = no attenuation, 1 = electrostatic attenuation, 2 = mechanical attenuation, 3 = mechanical and electrostatic attenuation). (NUM_DISTS elements) SignedMSB2 epoch 21590 1 -32768 32767 -32767 Spacecraft potential sc_pot 1908591 1 Last Index Fastest Spacecraft potential IEEE754MSBSingle volts epoch 21590 1 -1.0E31 1.0E31 -1.0E31 Magnetic field magf 1995459 2 Last Index Fastest Magnetic field vector with dimension (3) in STATIC coordinates IEEE754MSBSingle nT epoch 21590 1 vector_components 3 2 -1.0E31 1.0E31 -1.0E31 Quaternion to SC quat_sc 2255047 2 Last Index Fastest Quaternion elements to rotate from STATIC coordinates (same as APP coordinates) to SC coordinates (NUM_DISTS, 3) IEEE754MSBSingle epoch 21590 1 quaternion_elements 4 2 -1.0E31 1.0E31 -1.0E31 Quaternion to MSO quat_mso 2600995 2 Last Index Fastest Quaternion elements to rotate from STATIC coordinates (same as APP coordinates) to MSO coordinates (NUM_DISTS, 3) IEEE754MSBSingle epoch 21590 1 quaternion_elements 4 2 -1.0E31 1.0E31 -1.0E31 Bins flag bins_sc 2946941 2 Last Index Fastest Integer array of 1s and 0s with dimension (NBINS) Used to identify angle bins that include (value=0) spacecraft surfaces. If NBINS=1, then BINS_SC is set to 1. Values=0 indicates a solid angle bin with more than 50% blockage by the spacecraft. SignedMSB2 epoch 21590 1 angle 64 2 -32768 32767 -32767 SC position MSO pos_sc_mso 5710969 2 Last Index Fastest Spacecraft position in MSO coordinates with dimension (NUM_DISTS, 3) IEEE754MSBSingle epoch 21590 1 vector_components 3 2 -1.0E31 1.0E31 -1.0E31 Background counts bkg 5970565 3 Last Index Fastest Background counts array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS) IEEE754MSBSingle Counts epoch 21590 1 n/a 64 2 n/a 16 3 -1.0E31 1.0E31 -1.0E31 Dead_time correction dead 94403721 3 Last Index Fastest Dead time correction array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS), values 0.0 to 1.0, divide by this to correct. IEEE754MSBSingle epoch 21590 1 n/a 64 2 n/a 16 3 -1.0E31 1.0E31 -1.0E31 Data counts data 182836877 3 Last Index Fastest Counts array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS) IEEE754MSBSingle Counts epoch 21590 1 n/a 64 2 n/a 16 3 -1.0E31 1.0E31 -1.0E31 Energy flux eflux 271270033 3 Last Index Fastest Differential energy flux array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS) IEEE754MSBSingle eV/(cm^2-s-sr-eV) epoch 21590 1 n/a 64 2 n/a 16 3 -1.0E31 1.0E31 -1.0E31 Quality flag quality_flag 359703171 1 Last Index Fastest Quality flag: test pulser on (bit 0), diagnostic mode (bit 1), dead time correction greater than 2 flag (bit 2), detector droop correction greater than 2 flag (bit 3), dead time correction not at event time (bit 4), electrostatic attenuator problem (bit 5), attenuator change during accumulation (bit 6), mode change during accumulation (bit 7), LPW interference with data (bit 8), high background (bit 9), no background subtraction array (bit 10), missing spacecraft potential (bit 11), inflight calibration incomplete (bit 12), geometric factor problem (bit 13), ion suppression problem (bit 14), 0 (bit 15) SignedMSB2 epoch 21590 1 -32768 32767 -32767 bins bins 359754929 1 Last Index Fastest Array with dimension NBINS containing 1 OR 0 used to flag bad solid angle bins SignedMSB2 angle 64 1 -32768 32767 -32767 energy energy 359755581 3 Last Index Fastest Energy array with dimension (NSWP, NENERGY, NBINS, NMASS) IEEE754MSBSingle eV angle 64 1 energy 16 2 swp_index 28 3 -1.0E31 1.0E31 -1.0E31 denergy denergy 359870793 3 Last Index Fastest Delta Energy array with dimension (NSWP, NENERGY, NBINS, NMASS) IEEE754MSBSingle eV angle 64 1 energy 16 2 swp_index 28 3 -1.0E31 1.0E31 -1.0E31 theta theta 359986005 3 Last Index Fastest Angle array with with dimension (NSWP, NENERGY, NBINS, NMASS) IEEE754MSBSingle Degrees angle 64 1 energy 16 2 swp_index 28 3 -1.0E31 1.0E31 -1.0E31 dtheta dtheta 360101217 3 Last Index Fastest Delta Angle array with dimension (NSWP, NENERGY, NBINS, NMASS) IEEE754MSBSingle Degrees angle 64 1 energy 16 2 swp_index 28 3 -1.0E31 1.0E31 -1.0E31 phi phi 360216429 3 Last Index Fastest Angle array with dimension (NSWP, NENERGY, NBINS, NMASS) IEEE754MSBSingle Degrees angle 64 1 energy 16 2 swp_index 28 3 -1.0E31 1.0E31 -1.0E31 dphi dphi 360331641 3 Last Index Fastest Delta Angle array with dimension (NSWP, NENERGY, NBINS, NMASS) IEEE754MSBSingle Degrees angle 64 1 energy 16 2 swp_index 28 3 -1.0E31 1.0E31 -1.0E31 domega domega 360446853 3 Last Index Fastest Delta Solid Angle array with dimension (NSWP, NENERGY, NBINS, NMASS) IEEE754MSBSingle Steradians angle 64 1 energy 16 2 swp_index 28 3 -1.0E31 1.0E31 -1.0E31 gf gf 360562073 4 Last Index Fastest Geometric Factor array with dimension (NSWP, NENERGY, NBINS, NMASS) IEEE754MSBSingle att_ind 4 1 angle 64 2 energy 16 3 swp_index 28 4 -1.0E31 1.0E31 -1.0E31 eff eff 361021349 3 Last Index Fastest Efficiency array with dimension (NEFF, NENERGY, NBINS, NMASS) IEEE754MSBSingle angle 64 1 energy 16 2 eff_index 128 3 -1.0E31 1.0E31 -1.0E31 mass_arr mass_arr 361546161 3 Last Index Fastest Mass array with dimension (NSWP, NENERGY, NBINS, NMASS). Nominal mass of a mass bin in units of AMUs based on TOF. This array is not integer AMU. IEEE754MSBSingle AMU angle 64 1 energy 16 2 swp_index 28 3 -1.0E31 1.0E31 -1.0E31 tof_arr tof_arr 361661373 3 Last Index Fastest Time-of-flight (TOF) array with dimension (NMLUT, NENERGY, NBINS, NMASS). Gives average TOF value for mass bins. IEEE754MSBSingle angle 64 1 energy 16 2 mlut_index 9 3 -1.0E31 1.0E31 -1.0E31 twt_arr twt_arr 361698761 3 Last Index Fastest Time-of-flight Weight (TWT) array with dimension (NMLUT, NENERGY, NBINS, NMASS). Gives number of TOF bins in a given mass bin. Used for normalizing a mass spectra. IEEE754MSBSingle angle 64 1 energy 16 2 mlut_index 9 3 -1.0E31 1.0E31 -1.0E31
H. APID cc (32e8d32m) - 32 energy x 8 deflection x 32 mass ion distributions This sample data product label is from the MAVEN STATIC Calibrated Energy Flux: 32 Energy X 8 Solid Angle X 32 Mass Bins Data Collection (LID = urn:nasa:pds:maven.static.c:data.cc_32e8d32m). The sample label is for the date 2015-06-02. urn:nasa:pds:maven.static.c:data.cc_32e8d32m:mvn_sta_l2_cc-32e8d32m_20150602 3.0 MAVEN STATIC Ion Spectra for 2015-06-02 1.4.0.0 Product_Observational McFadden, J. P. 2018 Time-ordered, fully calibrated differential energy flux in 32 energy bin x 8 solid angle bin (8 deflection angles and summed over anodes, but assumed that counts are from anode 7 in the ram direction) x 32 mass bin arrays covering 2015-06-02. 2018-05-21 3.0 This file has been updated to correct the algorithm for generating the array of look directions blocked by the spacecraft (BINS_SC), and the algorithm for generating the dead-time and detector droop correction array (DEAD) was updated to use variable background rates. 2015-06-02T01:44:42.255Z 2015-06-02T15:10:38.014Z Science Calibrated Magnetosphere Particles Ions Plasma Mars Atmosphere and Volatile EvolutioN Mission Mission urn:nasa:pds:context:investigation:mission.maven data_to_investigation MAVEN Spacecraft urn:nasa:pds:context:instrument_host:spacecraft.maven is_instrument_host STATIC Instrument urn:nasa:pds:context:instrument:static.maven is_instrument Mars Planet urn:nasa:pds:context:target:planet.mars data_to_target Prime Mission 3.1882048388358996E13 3.1885217429047E13 project_name MAVEN M spacecraft 0 0 data_name XX YYY where XX is the APID and YYY is the array abbreviation (64e2m, 32e32m, etc.) c apid Application Process Identifier (APID) for the packet from which the data are taken. c units_name eflux c units_procedure mvn_convert_sta_units, name of IDL routine used for units conversion m num_dists Number of measurements or times in the file 76 nenergy Number of energy bins 32 nbins Number of solid angle bins 8 nmass Number of mass bins 32 ndef Number of deflector angle bins 8 nanode Number of anode bins 1 natt Number of attenuator states: 4 4 nswp Number of sweep tables - will increase over mission as new sweep modes are added 27 neff Number of efficiency arrays - will increase over mission as sensor degrades 128 nmlut Number of MLUT tables - will increase over mission as new modes are developed 9 geom_factor Geometric factor of a single 22.5 degree sector 1.9567319E-4 mass Proton mass (0.01044) in units of MeV/c2 0.010438871 charge Proton charge (1) 1.0 dead_time_1 Dead time for processed events. Dead time corrections are generally not necessary. Corrections require use of STATIC APID DA rate packets. 420.0 dead_time_2 Dead time for rejected events. Dead time corrections are generally not necessary. Corrections require use of STATIC APID DA rate packets. 660.0 dead_time_3 Dead time for stop-no-start events. Dead time corrections are generally not necessary. Corrections require use of STATIC APID DA rate packets. 460.0 Background counts Background counts array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS) bkg particle_observation_to_observation_values energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values Dead_time correction Dead time correction array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS), values 0.0 to 1.0, divide by this to correct. dead particle_observation_to_observation_values energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values Data counts Counts array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS) data particle_observation_to_observation_values energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values Energy flux Differential energy flux array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS) eflux particle_observation_to_observation_values energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values gf Geometric Factor array with dimension (NSWP, NENERGY, NBINS, NMASS) gf particle_observation_to_observation_values att_ind particle_observation_to_axis_values 1 index particle_observation_to_axis_values 2 index particle_observation_to_axis_values 3 energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values eff Efficiency array with dimension (NEFF, NENERGY, NBINS, NMASS) eff particle_observation_to_observation_values index particle_observation_to_axis_values 1 index particle_observation_to_axis_values 2 eff_ind particle_observation_to_axis_values 3 energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values time values epoch data_values_to_data_values time_met data_values_to_data_values time_unix data_values_to_data_values urn:nasa:pds:maven.spice:spice_kernels:lsk_naif0012.tls::1.0 data_to_spice_kernel This data file was processed using the SPICE leapsecond kernel: naif0012.tls. urn:nasa:pds:maven.spice:spice_kernels:sclk_mvn_sclkscet_00055.tsc::1.0 data_to_spice_kernel This data file was processed using the SPICE MAVEN SCLK kernel: MVN_SCLKSCET.00055.tsc. mvn_sta_l2_cc-32e8d32m_20150602_v02_r00.cdf 2018-05-21T08:14:20 22080837 4d45e12225ef3a712ce9c079d9573be9
CDF Header 0 404 CDF 3.4 ISTP/IACG
TT2000 epoch 89014 1 Last Index Fastest UTC time from 01-Jan-2000 12:00:00.000 (including leap seconds), stored as an integer in nanoseconds. SignedMSB8 nanosec epoch 76 1 -0.0 3.595796016651621E-222 2.2152726415982762E-279 Mission Elapsed Time time_met 90126 1 Last Index Fastest Mission elapsed time for this data record. IEEE754MSBDouble sec epoch 76 1 -1.0E31 8.5587834E8 0.0 SPICE Ephemeris Time time_ephemeris 91238 1 Last Index Fastest Time used by SPICE program. IEEE754MSBDouble sec epoch 76 1 -1.0E31 1.293883209183998E9 4.380048671839981E8 Unix Time time_unix 92350 1 Last Index Fastest Unix time (elapsed seconds since 1970-01-01/00:00 without leap seconds) for this data record. This time is the center time of data collection. IEEE754MSBDouble sec epoch 76 1 -1.0E31 2.24061114E9 1.3847328E9 Interval start time (unix) time_start 93462 1 Last Index Fastest Unix time at the start of data collection. (NUM_DISTS elements) IEEE754MSBDouble sec epoch 76 1 -1.0E31 2.24061114E9 1.3847328E9 Interval end time (unix) time_end 94574 1 Last Index Fastest Unix time at the end of data collection. (NUM_DISTS elements) IEEE754MSBDouble sec epoch 76 1 -1.0E31 2.24061114E9 1.3847328E9 Averaging time time_delta 95686 1 Last Index Fastest Averaging time. (TIME_DELTA = TIME_END - TIME_START). IEEE754MSBDouble sec epoch 76 1 -1.0E31 1.0E31 -1.0E31 Integration time time_integ 96798 1 Last Index Fastest Integration time. (TIME_DELTA / (NENERGY*NDEF)). IEEE754MSBDouble sec epoch 76 1 -1.0E31 1.0E31 -1.0E31 Eprom version eprom_ver 97904 1 Last Index Fastest An integer designating the flight EPROM version number that determines stored Real Time Sequence (RTS) commands and table loads that configure the STATIC instrument and determine energy and angle sweeps. SignedMSB2 epoch 76 1 -32768 32767 -32767 Header header 98556 1 Last Index Fastest A long integer that consists of bytes 12-15 in data packet header. See MAVEN_PF_FSW_021_CTM.xls for definition of header bits. (NUM_DISTS elements) SignedMSB4 epoch 76 1 -2147483648 2147483647 -2147483647 Valid flag valid 99358 1 Last Index Fastest Validity flag codes valid data (bit 0), test pulser on (bit 1), diagnostic mode (bit 2), data compression type (bit 3-4), packet compression (bit 5) (NUM_DISTS elements) SignedMSB2 epoch 76 1 -32768 32767 -32767 Mode number mode 100008 1 Last Index Fastest Decoded mode number: 1=ram, 2=conic, 3=pickup, 4=scan, 5=eclipse, 6=protect SignedMSB2 epoch 76 1 -32768 32767 -32767 Telemetry rate number rate 100658 1 Last Index Fastest Decoded telemetry rate number. (NUM_DISTS elements) SignedMSB2 epoch 76 1 -32768 32767 -32767 Sweep index swp_ind 101308 1 Last Index Fastest Index that identifies the energy and deflector sweep look up tables (LUT) for the sensor. SWP_IND is an index that selects the following support data arrays: ENERGY, DENERGY, THETA, DTHETA, PHI, DPHI, DOMEGA, GF and MASS_ARR. (NUM_DISTS elements), SWP_IND Le NSWP SignedMSB2 epoch 76 1 -32768 32767 -32767 MLUT index mlut_ind 101958 1 Last Index Fastest Index that identifies the onboard mass look up table (MLUT). MLUT_IND is an index that selects the following support data: TOF_ARR. (NUM_DISTS elements) MLUT Le NMLUT SignedMSB2 epoch 76 1 -32768 32767 -32767 Efficiency index eff_ind 102608 1 Last Index Fastest Index that identifies the efficiency calibration table to be used. EFF_IND is an index that selects the following support data: EFF. (NUM_DISTS elements) EFF_IND Le NEFF SignedMSB2 epoch 76 1 -32768 32767 -32767 Attenuator state att_ind 103258 1 Last Index Fastest Index that identifies the attenuator state (0 = no attenuation, 1 = electrostatic attenuation, 2 = mechanical attenuation, 3 = mechanical and electrostatic attenuation). (NUM_DISTS elements) SignedMSB2 epoch 76 1 -32768 32767 -32767 Spacecraft potential sc_pot 103910 1 Last Index Fastest Spacecraft potential IEEE754MSBSingle volts epoch 76 1 -1.0E31 1.0E31 -1.0E31 Magnetic field magf 104722 2 Last Index Fastest Magnetic field vector with dimension (3) in STATIC coordinates IEEE754MSBSingle nT epoch 76 1 vector_components 3 2 -1.0E31 1.0E31 -1.0E31 Quaternion to SC quat_sc 106142 2 Last Index Fastest Quaternion elements to rotate from STATIC coordinates (same as APP coordinates) to SC coordinates (NUM_DISTS, 3) IEEE754MSBSingle epoch 76 1 quaternion_elements 4 2 -1.0E31 1.0E31 -1.0E31 Quaternion to MSO quat_mso 107866 2 Last Index Fastest Quaternion elements to rotate from STATIC coordinates (same as APP coordinates) to MSO coordinates (NUM_DISTS, 3) IEEE754MSBSingle epoch 76 1 quaternion_elements 4 2 -1.0E31 1.0E31 -1.0E31 Bins flag bins_sc 109588 2 Last Index Fastest Integer array of 1s and 0s with dimension (NBINS) Used to identify angle bins that include (value=0) spacecraft surfaces. If NBINS=1, then BINS_SC is set to 1. Values=0 indicates a solid angle bin with more than 50% blockage by the spacecraft. SignedMSB2 epoch 76 1 angle 8 2 -32768 32767 -32767 SC position MSO pos_sc_mso 111312 2 Last Index Fastest Spacecraft position in MSO coordinates with dimension (NUM_DISTS, 3) IEEE754MSBSingle epoch 76 1 vector_components 3 2 -1.0E31 1.0E31 -1.0E31 Background counts bkg 112748 4 Last Index Fastest Background counts array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS) IEEE754MSBSingle Counts epoch 76 1 mass 32 2 angle 8 3 energy 32 4 -1.0E31 1.0E31 -1.0E31 Dead_time correction dead 2603640 4 Last Index Fastest Dead time correction array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS), values 0.0 to 1.0, divide by this to correct. IEEE754MSBSingle epoch 76 1 mass 32 2 angle 8 3 energy 32 4 -1.0E31 1.0E31 -1.0E31 Data counts data 5094532 4 Last Index Fastest Counts array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS) IEEE754MSBSingle Counts epoch 76 1 mass 32 2 angle 8 3 energy 32 4 -1.0E31 1.0E31 -1.0E31 Energy flux eflux 7585424 4 Last Index Fastest Differential energy flux array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS) IEEE754MSBSingle eV/sr/sec epoch 76 1 mass 32 2 angle 8 3 energy 32 4 -1.0E31 1.0E31 -1.0E31 Quality flag quality_flag 10076290 1 Last Index Fastest Quality flag: test pulser on (bit 0), diagnostic mode (bit 1), dead time correction >2 flag (bit 2), detector droop correction >2 flag (bit 3), dead time correction not at event time (bit 4), electrostatic attenuator problem (bit 5), attenuator change during accumulation (bit 6), mode change during accumulation (bit 7), LPW interference with data (bit 8), high background (bit 9), no background subtraction array (bit 10), missing spacecraft potential (bit 11), inflight calibration incomplete (bit 12), geometric factor problem (bit 13), ion suppression problem (bit 14), 0 (bit 15) SignedMSB2 epoch 76 1 -32768 32767 -32767 bins bins 10085020 1 Last Index Fastest Array with dimension NBINS containing 1 OR 0 used to flag bad solid angle bins SignedMSB2 angle 8 1 -32768 32767 -32767 energy energy 10085568 4 Last Index Fastest Energy array with dimension (NSWP, NENERGY, NBINS, NMASS) IEEE754MSBSingle eV mass 32 1 angle 8 2 energy 32 3 swp_index 27 4 -1.0E31 1.0E31 -1.0E31 denergy denergy 10970836 4 Last Index Fastest Delta Energy array with dimension (NSWP, NENERGY, NBINS, NMASS) IEEE754MSBSingle eV mass 32 1 angle 8 2 energy 32 3 swp_index 27 4 -1.0E31 1.0E31 -1.0E31 theta theta 11856104 4 Last Index Fastest Angle array with with dimension (NSWP, NENERGY, NBINS, NMASS) IEEE754MSBSingle Degrees mass 32 1 angle 8 2 energy 32 3 swp_index 27 4 -1.0E31 1.0E31 -1.0E31 dtheta dtheta 12741372 4 Last Index Fastest Delta Angle array with dimension (NSWP, NENERGY, NBINS, NMASS) IEEE754MSBSingle Degrees mass 32 1 angle 8 2 energy 32 3 swp_index 27 4 -1.0E31 1.0E31 -1.0E31 phi phi 13626640 4 Last Index Fastest Angle array with dimension (NSWP, NENERGY, NBINS, NMASS) IEEE754MSBSingle Degrees mass 32 1 angle 8 2 energy 32 3 swp_index 27 4 -1.0E31 1.0E31 -1.0E31 dphi dphi 14511908 4 Last Index Fastest Delta Angle array with dimension (NSWP, NENERGY, NBINS, NMASS) IEEE754MSBSingle Degrees mass 32 1 angle 8 2 energy 32 3 swp_index 27 4 -1.0E31 1.0E31 -1.0E31 domega domega 15397176 4 Last Index Fastest Delta Solid Angle array with dimension (NSWP, NENERGY, NBINS, NMASS) IEEE754MSBSingle Steradians mass 32 1 angle 8 2 energy 32 3 swp_index 27 4 -1.0E31 1.0E31 -1.0E31 gf gf 16282444 4 Last Index Fastest Geometric Factor array with dimension (NSWP, NENERGY, NBINS, NMASS) IEEE754MSBSingle att_ind 4 1 angle 8 2 energy 32 3 swp_index 27 4 -1.0E31 1.0E31 -1.0E31 eff eff 16393568 4 Last Index Fastest Efficiency array with dimension (NEFF, NENERGY, NBINS, NMASS) IEEE754MSBSingle mass 32 1 angle 8 2 energy 32 3 eff_index 128 4 -1.0E31 1.0E31 -1.0E31 mass_arr mass_arr 20588404 4 Last Index Fastest Mass array with dimension (NSWP, NENERGY, NBINS, NMASS). Nominal mass of a mass bin in units of AMUs based on TOF. This array is not integer AMU. IEEE754MSBSingle AMU mass 32 1 angle 8 2 energy 32 3 swp_index 27 4 -1.0E31 1.0E31 -1.0E31 tof_arr tof_arr 21473672 4 Last Index Fastest Time-of-flight (TOF) array with dimension (NMLUT, NENERGY, NBINS, NMASS). Gives average TOF value for mass bins. IEEE754MSBSingle mass 32 1 angle 8 2 energy 32 3 mlut_index 9 4 -1.0E31 1.0E31 -1.0E31 twt_arr twt_arr 21769116 4 Last Index Fastest Time-of-flight Weight (TWT) array with dimension (NMLUT, NENERGY, NBINS, NMASS). Gives number of TOF bins in a given mass bin. Used for normalizing a mass spectra. IEEE754MSBSingle mass 32 1 angle 8 2 energy 32 3 mlut_index 9 4 -1.0E31 1.0E31 -1.0E31
I. APID cd (32e8d32m) - 32 energy x 8 deflection x 32 mass ion distributions This sample data product label is from the MAVEN STATIC Calibrated Energy Flux: 32 Energy X 8 Solid Angle X 32 Mass Bins Data Collection (LID = urn:nasa:pds:maven.static.c:data.cd_32e8d32m). The sample label is for the date 2015-06-02. urn:nasa:pds:maven.static.c:data.cd_32e8d32m:mvn_sta_l2_cd-32e8d32m_20150602 3.0 MAVEN STATIC Ion Spectra for 2015-06-02 1.4.0.0 Product_Observational McFadden, J. P. 2018 Time-ordered, fully calibrated differential energy flux in 32 energy bin x 8 solid angle bin (8 deflection angles and summed over anodes, but assumed that counts are from anode 7 in the ram direction) x 32 mass bin arrays covering 2015-06-02. 2018-05-21 3.0 This file has been updated to correct the algorithm for generating the array of look directions blocked by the spacecraft (BINS_SC), and the algorithm for generating the dead-time and detector droop correction array (DEAD) was updated to use variable background rates. 2015-06-02T01:44:36.255Z 2015-06-02T15:10:32.014Z Science Calibrated Magnetosphere Particles Ions Plasma Mars Atmosphere and Volatile EvolutioN Mission Mission urn:nasa:pds:context:investigation:mission.maven data_to_investigation MAVEN Spacecraft urn:nasa:pds:context:instrument_host:spacecraft.maven is_instrument_host STATIC Instrument urn:nasa:pds:context:instrument:static.maven is_instrument Mars Planet urn:nasa:pds:context:target:planet.mars data_to_target Prime Mission 3.1882047995143004E13 3.1885217035829008E13 project_name MAVEN M spacecraft 0 0 data_name XX YYY where XX is the APID and YYY is the array abbreviation (64e2m, 32e32m, etc.) c apid Application Process Identifier (APID) for the packet from which the data are taken. c units_name eflux c units_procedure mvn_convert_sta_units, name of IDL routine used for units conversion m num_dists Number of measurements or times in the file 296 nenergy Number of energy bins 32 nbins Number of solid angle bins 8 nmass Number of mass bins 32 ndef Number of deflector angle bins 8 nanode Number of anode bins 1 natt Number of attenuator states: 4 4 nswp Number of sweep tables - will increase over mission as new sweep modes are added 27 neff Number of efficiency arrays - will increase over mission as sensor degrades 128 nmlut Number of MLUT tables - will increase over mission as new modes are developed 9 geom_factor Geometric factor of a single 22.5 degree sector 1.9567319E-4 mass Proton mass (0.01044) in units of MeV/c2 0.010438871 charge Proton charge (1) 1.0 dead_time_1 Dead time for processed events. Dead time corrections are generally not necessary. Corrections require use of STATIC APID DA rate packets. 420.0 dead_time_2 Dead time for rejected events. Dead time corrections are generally not necessary. Corrections require use of STATIC APID DA rate packets. 660.0 dead_time_3 Dead time for stop-no-start events. Dead time corrections are generally not necessary. Corrections require use of STATIC APID DA rate packets. 460.0 Background counts Background counts array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS) bkg particle_observation_to_observation_values energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values Dead_time correction Dead time correction array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS), values 0.0 to 1.0, divide by this to correct. dead particle_observation_to_observation_values energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values Data counts Counts array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS) data particle_observation_to_observation_values energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values Energy flux Differential energy flux array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS) eflux particle_observation_to_observation_values energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values gf Geometric Factor array with dimension (NSWP, NENERGY, NBINS, NMASS) gf particle_observation_to_observation_values att_ind particle_observation_to_axis_values 1 index particle_observation_to_axis_values 2 index particle_observation_to_axis_values 3 energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values eff Efficiency array with dimension (NEFF, NENERGY, NBINS, NMASS) eff particle_observation_to_observation_values index particle_observation_to_axis_values 1 index particle_observation_to_axis_values 2 eff_ind particle_observation_to_axis_values 3 energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values time values epoch data_values_to_data_values time_met data_values_to_data_values time_unix data_values_to_data_values urn:nasa:pds:maven.spice:spice_kernels:lsk_naif0012.tls::1.0 data_to_spice_kernel This data file was processed using the SPICE leapsecond kernel: naif0012.tls. urn:nasa:pds:maven.spice:spice_kernels:sclk_mvn_sclkscet_00055.tsc::1.0 data_to_spice_kernel This data file was processed using the SPICE MAVEN SCLK kernel: MVN_SCLKSCET.00055.tsc. mvn_sta_l2_cd-32e8d32m_20150602_v02_r00.cdf 2018-05-21T08:14:22 50952316 bfb74a003155327d74e3a0567263067a
CDF Header 0 404 CDF 3.4 ISTP/IACG
TT2000 epoch 89013 1 Last Index Fastest UTC time from 01-Jan-2000 12:00:00.000 (including leap seconds), stored as an integer in nanoseconds. SignedMSB8 nanosec epoch 296 1 -0.0 3.595796016651621E-222 2.2152726415982762E-279 Mission Elapsed Time time_met 91885 1 Last Index Fastest Mission elapsed time for this data record. IEEE754MSBDouble sec epoch 296 1 -1.0E31 8.5587834E8 0.0 SPICE Ephemeris Time time_ephemeris 94757 1 Last Index Fastest Time used by SPICE program. IEEE754MSBDouble sec epoch 296 1 -1.0E31 1.293883209183998E9 4.380048671839981E8 Unix Time time_unix 97629 1 Last Index Fastest Unix time (elapsed seconds since 1970-01-01/00:00 without leap seconds) for this data record. This time is the center time of data collection. IEEE754MSBDouble sec epoch 296 1 -1.0E31 2.24061114E9 1.3847328E9 Interval start time (unix) time_start 100501 1 Last Index Fastest Unix time at the start of data collection. (NUM_DISTS elements) IEEE754MSBDouble sec epoch 296 1 -1.0E31 2.24061114E9 1.3847328E9 Interval end time (unix) time_end 103373 1 Last Index Fastest Unix time at the end of data collection. (NUM_DISTS elements) IEEE754MSBDouble sec epoch 296 1 -1.0E31 2.24061114E9 1.3847328E9 Averaging time time_delta 106245 1 Last Index Fastest Averaging time. (TIME_DELTA = TIME_END - TIME_START). IEEE754MSBDouble sec epoch 296 1 -1.0E31 1.0E31 -1.0E31 Integration time time_integ 109117 1 Last Index Fastest Integration time. (TIME_DELTA / (NENERGY*NDEF)). IEEE754MSBDouble sec epoch 296 1 -1.0E31 1.0E31 -1.0E31 Eprom version eprom_ver 111983 1 Last Index Fastest An integer designating the flight EPROM version number that determines stored Real Time Sequence (RTS) commands and table loads that configure the STATIC instrument and determine energy and angle sweeps. SignedMSB2 epoch 296 1 -32768 32767 -32767 Header header 113075 1 Last Index Fastest A long integer that consists of bytes 12-15 in data packet header. See MAVEN_PF_FSW_021_CTM.xls for definition of header bits. (NUM_DISTS elements) SignedMSB4 epoch 296 1 -2147483648 2147483647 -2147483647 Valid flag valid 114757 1 Last Index Fastest Validity flag codes valid data (bit 0), test pulser on (bit 1), diagnostic mode (bit 2), data compression type (bit 3-4), packet compression (bit 5) (NUM_DISTS elements) SignedMSB2 epoch 296 1 -32768 32767 -32767 Mode number mode 115847 1 Last Index Fastest Decoded mode number: 1=ram, 2=conic, 3=pickup, 4=scan, 5=eclipse, 6=protect SignedMSB2 epoch 296 1 -32768 32767 -32767 Telemetry rate number rate 116937 1 Last Index Fastest Decoded telemetry rate number. (NUM_DISTS elements) SignedMSB2 epoch 296 1 -32768 32767 -32767 Sweep index swp_ind 118027 1 Last Index Fastest Index that identifies the energy and deflector sweep look up tables (LUT) for the sensor. SWP_IND is an index that selects the following support data arrays: ENERGY, DENERGY, THETA, DTHETA, PHI, DPHI, DOMEGA, GF and MASS_ARR. (NUM_DISTS elements), SWP_IND Le NSWP SignedMSB2 epoch 296 1 -32768 32767 -32767 MLUT index mlut_ind 119117 1 Last Index Fastest Index that identifies the onboard mass look up table (MLUT). MLUT_IND is an index that selects the following support data: TOF_ARR. (NUM_DISTS elements) MLUT Le NMLUT SignedMSB2 epoch 296 1 -32768 32767 -32767 Efficiency index eff_ind 120207 1 Last Index Fastest Index that identifies the efficiency calibration table to be used. EFF_IND is an index that selects the following support data: EFF. (NUM_DISTS elements) EFF_IND Le NEFF SignedMSB2 epoch 296 1 -32768 32767 -32767 Attenuator state att_ind 121297 1 Last Index Fastest Index that identifies the attenuator state (0 = no attenuation, 1 = electrostatic attenuation, 2 = mechanical attenuation, 3 = mechanical and electrostatic attenuation). (NUM_DISTS elements) SignedMSB2 epoch 296 1 -32768 32767 -32767 Spacecraft potential sc_pot 122389 1 Last Index Fastest Spacecraft potential IEEE754MSBSingle volts epoch 296 1 -1.0E31 1.0E31 -1.0E31 Magnetic field magf 124081 2 Last Index Fastest Magnetic field vector with dimension (3) in STATIC coordinates IEEE754MSBSingle nT epoch 296 1 vector_components 3 2 -1.0E31 1.0E31 -1.0E31 Quaternion to SC quat_sc 128141 2 Last Index Fastest Quaternion elements to rotate from STATIC coordinates (same as APP coordinates) to SC coordinates (NUM_DISTS, 3) IEEE754MSBSingle epoch 296 1 quaternion_elements 4 2 -1.0E31 1.0E31 -1.0E31 Quaternion to MSO quat_mso 133385 2 Last Index Fastest Quaternion elements to rotate from STATIC coordinates (same as APP coordinates) to MSO coordinates (NUM_DISTS, 3) IEEE754MSBSingle epoch 296 1 quaternion_elements 4 2 -1.0E31 1.0E31 -1.0E31 Bins flag bins_sc 138627 2 Last Index Fastest Integer array of 1s and 0s with dimension (NBINS) Used to identify angle bins that include (value=0) spacecraft surfaces. If NBINS=1, then BINS_SC is set to 1. Values=0 indicates a solid angle bin with more than 50% blockage by the spacecraft. SignedMSB2 epoch 296 1 angle 8 2 -32768 32767 -32767 SC position MSO pos_sc_mso 143871 2 Last Index Fastest Spacecraft position in MSO coordinates with dimension (NUM_DISTS, 3) IEEE754MSBSingle epoch 296 1 vector_components 3 2 -1.0E31 1.0E31 -1.0E31 Background counts bkg 147947 4 Last Index Fastest Background counts array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS) IEEE754MSBSingle Counts epoch 296 1 mass 32 2 angle 8 3 energy 32 4 -1.0E31 1.0E31 -1.0E31 Dead_time correction dead 9847799 4 Last Index Fastest Dead time correction array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS), values 0.0 to 1.0, divide by this to correct. IEEE754MSBSingle epoch 296 1 mass 32 2 angle 8 3 energy 32 4 -1.0E31 1.0E31 -1.0E31 Data counts data 19547651 4 Last Index Fastest Counts array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS) IEEE754MSBSingle Counts epoch 296 1 mass 32 2 angle 8 3 energy 32 4 -1.0E31 1.0E31 -1.0E31 Energy flux eflux 29247503 4 Last Index Fastest Differential energy flux array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS) IEEE754MSBSingle eV/sr/sec epoch 296 1 mass 32 2 angle 8 3 energy 32 4 -1.0E31 1.0E31 -1.0E31 Quality flag quality_flag 38947329 1 Last Index Fastest Quality flag: test pulser on (bit 0), diagnostic mode (bit 1), dead time correction >2 flag (bit 2), detector droop correction >2 flag (bit 3), dead time correction not at event time (bit 4), electrostatic attenuator problem (bit 5), attenuator change during accumulation (bit 6), mode change during accumulation (bit 7), LPW interference with data (bit 8), high background (bit 9), no background subtraction array (bit 10), missing spacecraft potential (bit 11), inflight calibration incomplete (bit 12), geometric factor problem (bit 13), ion suppression problem (bit 14), 0 (bit 15) SignedMSB2 epoch 296 1 -32768 32767 -32767 bins bins 38956499 1 Last Index Fastest Array with dimension NBINS containing 1 OR 0 used to flag bad solid angle bins SignedMSB2 angle 8 1 -32768 32767 -32767 energy energy 38957047 4 Last Index Fastest Energy array with dimension (NSWP, NENERGY, NBINS, NMASS) IEEE754MSBSingle eV mass 32 1 angle 8 2 energy 32 3 swp_index 27 4 -1.0E31 1.0E31 -1.0E31 denergy denergy 39842315 4 Last Index Fastest Delta Energy array with dimension (NSWP, NENERGY, NBINS, NMASS) IEEE754MSBSingle eV mass 32 1 angle 8 2 energy 32 3 swp_index 27 4 -1.0E31 1.0E31 -1.0E31 theta theta 40727583 4 Last Index Fastest Angle array with with dimension (NSWP, NENERGY, NBINS, NMASS) IEEE754MSBSingle Degrees mass 32 1 angle 8 2 energy 32 3 swp_index 27 4 -1.0E31 1.0E31 -1.0E31 dtheta dtheta 41612851 4 Last Index Fastest Delta Angle array with dimension (NSWP, NENERGY, NBINS, NMASS) IEEE754MSBSingle Degrees mass 32 1 angle 8 2 energy 32 3 swp_index 27 4 -1.0E31 1.0E31 -1.0E31 phi phi 42498119 4 Last Index Fastest Angle array with dimension (NSWP, NENERGY, NBINS, NMASS) IEEE754MSBSingle Degrees mass 32 1 angle 8 2 energy 32 3 swp_index 27 4 -1.0E31 1.0E31 -1.0E31 dphi dphi 43383387 4 Last Index Fastest Delta Angle array with dimension (NSWP, NENERGY, NBINS, NMASS) IEEE754MSBSingle Degrees mass 32 1 angle 8 2 energy 32 3 swp_index 27 4 -1.0E31 1.0E31 -1.0E31 domega domega 44268655 4 Last Index Fastest Delta Solid Angle array with dimension (NSWP, NENERGY, NBINS, NMASS) IEEE754MSBSingle Steradians mass 32 1 angle 8 2 energy 32 3 swp_index 27 4 -1.0E31 1.0E31 -1.0E31 gf gf 45153923 4 Last Index Fastest Geometric Factor array with dimension (NSWP, NENERGY, NBINS, NMASS) IEEE754MSBSingle att_ind 4 1 angle 8 2 energy 32 3 swp_index 27 4 -1.0E31 1.0E31 -1.0E31 eff eff 45265047 4 Last Index Fastest Efficiency array with dimension (NEFF, NENERGY, NBINS, NMASS) IEEE754MSBSingle mass 32 1 angle 8 2 energy 32 3 eff_index 128 4 -1.0E31 1.0E31 -1.0E31 mass_arr mass_arr 49459883 4 Last Index Fastest Mass array with dimension (NSWP, NENERGY, NBINS, NMASS). Nominal mass of a mass bin in units of AMUs based on TOF. This array is not integer AMU. IEEE754MSBSingle AMU mass 32 1 angle 8 2 energy 32 3 swp_index 27 4 -1.0E31 1.0E31 -1.0E31 tof_arr tof_arr 50345151 4 Last Index Fastest Time-of-flight (TOF) array with dimension (NMLUT, NENERGY, NBINS, NMASS). Gives average TOF value for mass bins. IEEE754MSBSingle mass 32 1 angle 8 2 energy 32 3 mlut_index 9 4 -1.0E31 1.0E31 -1.0E31 twt_arr twt_arr 50640595 4 Last Index Fastest Time-of-flight Weight (TWT) array with dimension (NMLUT, NENERGY, NBINS, NMASS). Gives number of TOF bins in a given mass bin. Used for normalizing a mass spectra. IEEE754MSBSingle mass 32 1 angle 8 2 energy 32 3 mlut_index 9 4 -1.0E31 1.0E31 -1.0E31
J. APID ce (16e4d16a16m) - 16 energy x 4 deflection x 16 anode x 16 mass ion distributions This sample data product label is from the MAVEN STATIC Calibrated Energy Flux: 16 Energy X 64 Solid Angle Bins Data Collection (LID = urn:nasa:pds:maven.static.c:data.ce_16e4d16a16m). The sample label is for the date 2016-02-02. urn:nasa:pds:maven.static.c:data.ce_16e4d16a16m:mvn_sta_l2_ce-16e4d16a16m_20160202 3.0 MAVEN STATIC Ion Spectra for 2016-02-02 1.4.0.0 Product_Observational McFadden, J. P. 2018 Time-ordered, fully calibrated differential energy flux in 16 energy bin x 64 solid angle bin (4 deflection angles x 16 anodes) x 16 mass bin arrays covering 2016-02-02. 2018-05-19 3.0 This file has been updated to correct the algorithm for generating the array of look directions blocked by the spacecraft (BINS_SC), and the algorithm for generating the dead-time and detector droop correction array (DEAD) was updated to use variable background rates. 2016-02-02T16:06:49.695Z 2016-02-02T16:07:33.695Z Science Calibrated Magnetosphere Particles Ions Plasma Mars Atmosphere and Volatile EvolutioN Mission Mission urn:nasa:pds:context:investigation:mission.maven data_to_investigation MAVEN Spacecraft urn:nasa:pds:context:instrument_host:spacecraft.maven is_instrument_host STATIC Instrument urn:nasa:pds:context:instrument:static.maven is_instrument Mars Planet urn:nasa:pds:context:target:planet.mars data_to_target EM-1 3.3272703311511996E13 3.3272706195064E13 project_name MAVEN M spacecraft 0 0 data_name XX YYY where XX is the APID and YYY is the array abbreviation (64e2m, 32e32m, etc.) c apid Application Process Identifier (APID) for the packet from which the data are taken. c units_name eflux c units_procedure mvn_convert_sta_units, name of IDL routine used for units conversion m num_dists Number of measurements or times in the file 2 nenergy Number of energy bins 16 nbins Number of solid angle bins 64 nmass Number of mass bins 16 ndef Number of deflector angle bins 4 nanode Number of anode bins 16 natt Number of attenuator states: 4 4 nswp Number of sweep tables - will increase over mission as new sweep modes are added 27 neff Number of efficiency arrays - will increase over mission as sensor degrades 128 nmlut Number of MLUT tables - will increase over mission as new modes are developed 9 geom_factor Geometric factor of a single 22.5 degree sector 1.9567319E-4 mass Proton mass (0.01044) in units of MeV/c2 0.010438871 charge Proton charge (1) 1.0 dead_time_1 Dead time for processed events. Dead time corrections are generally not necessary. Corrections require use of STATIC APID DA rate packets. 420.0 dead_time_2 Dead time for rejected events. Dead time corrections are generally not necessary. Corrections require use of STATIC APID DA rate packets. 660.0 dead_time_3 Dead time for stop-no-start events. Dead time corrections are generally not necessary. Corrections require use of STATIC APID DA rate packets. 460.0 Background counts Background counts array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS) bkg particle_observation_to_observation_values energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values Dead_time correction Dead time correction array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS), values 0.0 to 1.0, divide by this to correct. dead particle_observation_to_observation_values energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values Data counts Counts array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS) data particle_observation_to_observation_values energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values Energy flux Differential energy flux array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS) eflux particle_observation_to_observation_values energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values gf Geometric Factor array with dimension (NSWP, NENERGY, NBINS, NMASS) gf particle_observation_to_observation_values att_ind particle_observation_to_axis_values 1 index particle_observation_to_axis_values 2 index particle_observation_to_axis_values 3 energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values eff Efficiency array with dimension (NEFF, NENERGY, NBINS, NMASS) eff particle_observation_to_observation_values index particle_observation_to_axis_values 1 index particle_observation_to_axis_values 2 eff_ind particle_observation_to_axis_values 3 energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values time values epoch data_values_to_data_values time_met data_values_to_data_values time_unix data_values_to_data_values urn:nasa:pds:maven.spice:spice_kernels:lsk_naif0012.tls::1.0 data_to_spice_kernel This data file was processed using the SPICE leapsecond kernel: naif0012.tls. urn:nasa:pds:maven.spice:spice_kernels:sclk_mvn_sclkscet_00055.tsc::1.0 data_to_spice_kernel This data file was processed using the SPICE MAVEN SCLK kernel: MVN_SCLKSCET.00055.tsc. mvn_sta_l2_ce-16e4d16a16m_20160202_v02_r00.cdf 2018-05-19T02:27:29 24826653 5c65a3ddc5fe5293bc48e4b5702f7897
CDF Header 0 404 CDF 3.4 ISTP/IACG
TT2000 epoch 89048 1 Last Index Fastest UTC time from 01-Jan-2000 12:00:00.000 (including leap seconds), stored as an integer in nanoseconds. SignedMSB8 nanosec epoch 2 1 -0.0 3.595796016651621E-222 2.2152726415982762E-279 Mission Elapsed Time time_met 89568 1 Last Index Fastest Mission elapsed time for this data record. IEEE754MSBDouble sec epoch 2 1 -1.0E31 8.5587834E8 0.0 SPICE Ephemeris Time time_ephemeris 90088 1 Last Index Fastest Time used by SPICE program. IEEE754MSBDouble sec epoch 2 1 -1.0E31 1.293883209183998E9 4.380048671839981E8 Unix Time time_unix 90608 1 Last Index Fastest Unix time (elapsed seconds since 1970-01-01/00:00 without leap seconds) for this data record. This time is the center time of data collection. IEEE754MSBDouble sec epoch 2 1 -1.0E31 2.24061114E9 1.3847328E9 Interval start time (unix) time_start 91128 1 Last Index Fastest Unix time at the start of data collection. (NUM_DISTS elements) IEEE754MSBDouble sec epoch 2 1 -1.0E31 2.24061114E9 1.3847328E9 Interval end time (unix) time_end 91648 1 Last Index Fastest Unix time at the end of data collection. (NUM_DISTS elements) IEEE754MSBDouble sec epoch 2 1 -1.0E31 2.24061114E9 1.3847328E9 Averaging time time_delta 92168 1 Last Index Fastest Averaging time. (TIME_DELTA = TIME_END - TIME_START). IEEE754MSBDouble sec epoch 2 1 -1.0E31 1.0E31 -1.0E31 Integration time time_integ 92688 1 Last Index Fastest Integration time. (TIME_DELTA / (NENERGY*NDEF)). IEEE754MSBDouble sec epoch 2 1 -1.0E31 1.0E31 -1.0E31 Eprom version eprom_ver 93202 1 Last Index Fastest An integer designating the flight EPROM version number that determines stored Real Time Sequence (RTS) commands and table loads that configure the STATIC instrument and determine energy and angle sweeps. SignedMSB2 epoch 2 1 -32768 32767 -32767 Header header 93706 1 Last Index Fastest A long integer that consists of bytes 12-15 in data packet header. See MAVEN_PF_FSW_021_CTM.xls for definition of header bits. (NUM_DISTS elements) SignedMSB4 epoch 2 1 -2147483648 2147483647 -2147483647 Valid flag valid 94212 1 Last Index Fastest Validity flag codes valid data (bit 0), test pulser on (bit 1), diagnostic mode (bit 2), data compression type (bit 3-4), packet compression (bit 5) (NUM_DISTS elements) SignedMSB2 epoch 2 1 -32768 32767 -32767 Mode number mode 94714 1 Last Index Fastest Decoded mode number: 1=ram, 2=conic, 3=pickup, 4=scan, 5=eclipse, 6=protect SignedMSB2 epoch 2 1 -32768 32767 -32767 Telemetry rate number rate 95216 1 Last Index Fastest Decoded telemetry rate number. (NUM_DISTS elements) SignedMSB2 epoch 2 1 -32768 32767 -32767 Sweep index swp_ind 95718 1 Last Index Fastest Index that identifies the energy and deflector sweep look up tables (LUT) for the sensor. SWP_IND is an index that selects the following support data arrays: ENERGY, DENERGY, THETA, DTHETA, PHI, DPHI, DOMEGA, GF and MASS_ARR. (NUM_DISTS elements), SWP_IND Le NSWP SignedMSB2 epoch 2 1 -32768 32767 -32767 MLUT index mlut_ind 96220 1 Last Index Fastest Index that identifies the onboard mass look up table (MLUT). MLUT_IND is an index that selects the following support data: TOF_ARR. (NUM_DISTS elements) MLUT Le NMLUT SignedMSB2 epoch 2 1 -32768 32767 -32767 Efficiency index eff_ind 96722 1 Last Index Fastest Index that identifies the efficiency calibration table to be used. EFF_IND is an index that selects the following support data: EFF. (NUM_DISTS elements) EFF_IND Le NEFF SignedMSB2 epoch 2 1 -32768 32767 -32767 Attenuator state att_ind 97224 1 Last Index Fastest Index that identifies the attenuator state (0 = no attenuation, 1 = electrostatic attenuation, 2 = mechanical attenuation, 3 = mechanical and electrostatic attenuation). (NUM_DISTS elements) SignedMSB2 epoch 2 1 -32768 32767 -32767 Spacecraft potential sc_pot 97728 1 Last Index Fastest Spacecraft potential IEEE754MSBSingle volts epoch 2 1 -1.0E31 1.0E31 -1.0E31 Magnetic field magf 98244 2 Last Index Fastest Magnetic field vector with dimension (3) in STATIC coordinates IEEE754MSBSingle nT epoch 2 1 vector_components 3 2 -1.0E31 1.0E31 -1.0E31 Quaternion to SC quat_sc 98776 2 Last Index Fastest Quaternion elements to rotate from STATIC coordinates (same as APP coordinates) to SC coordinates (NUM_DISTS, 3) IEEE754MSBSingle epoch 2 1 quaternion_elements 4 2 -1.0E31 1.0E31 -1.0E31 Quaternion to MSO quat_mso 99316 2 Last Index Fastest Quaternion elements to rotate from STATIC coordinates (same as APP coordinates) to MSO coordinates (NUM_DISTS, 3) IEEE754MSBSingle epoch 2 1 quaternion_elements 4 2 -1.0E31 1.0E31 -1.0E31 Bins flag bins_sc 99854 2 Last Index Fastest Integer array of 1s and 0s with dimension (NBINS) Used to identify angle bins that include (value=0) spacecraft surfaces. If NBINS=1, then BINS_SC is set to 1. Values=0 indicates a solid angle bin with more than 50% blockage by the spacecraft. SignedMSB2 epoch 2 1 angle 64 2 -32768 32767 -32767 SC position MSO pos_sc_mso 100618 2 Last Index Fastest Spacecraft position in MSO coordinates with dimension (NUM_DISTS, 3) IEEE754MSBSingle epoch 2 1 vector_components 3 2 -1.0E31 1.0E31 -1.0E31 Background counts bkg 101166 4 Last Index Fastest Background counts array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS) IEEE754MSBSingle Counts epoch 2 1 mass 16 2 angle 64 3 energy 16 4 -1.0E31 1.0E31 -1.0E31 Dead_time correction dead 232762 4 Last Index Fastest Dead time correction array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS), values 0.0 to 1.0, divide by this to correct. IEEE754MSBSingle epoch 2 1 mass 16 2 angle 64 3 energy 16 4 -1.0E31 1.0E31 -1.0E31 Data counts data 364358 4 Last Index Fastest Counts array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS) IEEE754MSBSingle Counts epoch 2 1 mass 16 2 angle 64 3 energy 16 4 -1.0E31 1.0E31 -1.0E31 Energy flux eflux 495954 4 Last Index Fastest Differential energy flux array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS) IEEE754MSBSingle eV/sr/sec epoch 2 1 mass 16 2 angle 64 3 energy 16 4 -1.0E31 1.0E31 -1.0E31 Quality flag quality_flag 627524 1 Last Index Fastest Quality flag: test pulser on (bit 0), diagnostic mode (bit 1), dead time correction >2 flag (bit 2), detector droop correction >2 flag (bit 3), dead time correction not at event time (bit 4), electrostatic attenuator problem (bit 5), attenuator change during accumulation (bit 6), mode change during accumulation (bit 7), LPW interference with data (bit 8), high background (bit 9), no background subtraction array (bit 10), missing spacecraft potential (bit 11), inflight calibration incomplete (bit 12), geometric factor problem (bit 13), ion suppression problem (bit 14), 0 (bit 15) SignedMSB2 epoch 2 1 -32768 32767 -32767 bins bins 636112 1 Last Index Fastest Array with dimension NBINS containing 1 OR 0 used to flag bad solid angle bins SignedMSB2 angle 64 1 -32768 32767 -32767 energy energy 636772 4 Last Index Fastest Energy array with dimension (NSWP, NENERGY, NBINS, NMASS) IEEE754MSBSingle eV mass 16 1 angle 64 2 energy 16 3 swp_index 27 4 -1.0E31 1.0E31 -1.0E31 denergy denergy 2406776 4 Last Index Fastest Delta Energy array with dimension (NSWP, NENERGY, NBINS, NMASS) IEEE754MSBSingle eV mass 16 1 angle 64 2 energy 16 3 swp_index 27 4 -1.0E31 1.0E31 -1.0E31 theta theta 4176780 4 Last Index Fastest Angle array with with dimension (NSWP, NENERGY, NBINS, NMASS) IEEE754MSBSingle Degrees mass 16 1 angle 64 2 energy 16 3 swp_index 27 4 -1.0E31 1.0E31 -1.0E31 dtheta dtheta 5946784 4 Last Index Fastest Delta Angle array with dimension (NSWP, NENERGY, NBINS, NMASS) IEEE754MSBSingle Degrees mass 16 1 angle 64 2 energy 16 3 swp_index 27 4 -1.0E31 1.0E31 -1.0E31 phi phi 7716788 4 Last Index Fastest Angle array with dimension (NSWP, NENERGY, NBINS, NMASS) IEEE754MSBSingle Degrees mass 16 1 angle 64 2 energy 16 3 swp_index 27 4 -1.0E31 1.0E31 -1.0E31 dphi dphi 9486792 4 Last Index Fastest Delta Angle array with dimension (NSWP, NENERGY, NBINS, NMASS) IEEE754MSBSingle Degrees mass 16 1 angle 64 2 energy 16 3 swp_index 27 4 -1.0E31 1.0E31 -1.0E31 domega domega 11256796 4 Last Index Fastest Delta Solid Angle array with dimension (NSWP, NENERGY, NBINS, NMASS) IEEE754MSBSingle Steradians mass 16 1 angle 64 2 energy 16 3 swp_index 27 4 -1.0E31 1.0E31 -1.0E31 gf gf 13026800 4 Last Index Fastest Geometric Factor array with dimension (NSWP, NENERGY, NBINS, NMASS) IEEE754MSBSingle att_ind 4 1 angle 64 2 energy 16 3 swp_index 27 4 -1.0E31 1.0E31 -1.0E31 eff eff 13469700 4 Last Index Fastest Efficiency array with dimension (NEFF, NENERGY, NBINS, NMASS) IEEE754MSBSingle mass 16 1 angle 64 2 energy 16 3 eff_index 128 4 -1.0E31 1.0E31 -1.0E31 mass_arr mass_arr 21858840 4 Last Index Fastest Mass array with dimension (NSWP, NENERGY, NBINS, NMASS). Nominal mass of a mass bin in units of AMUs based on TOF. This array is not integer AMU. IEEE754MSBSingle AMU mass 16 1 angle 64 2 energy 16 3 swp_index 27 4 -1.0E31 1.0E31 -1.0E31 tof_arr tof_arr 23628844 4 Last Index Fastest Time-of-flight (TOF) array with dimension (NMLUT, NENERGY, NBINS, NMASS). Gives average TOF value for mass bins. IEEE754MSBSingle mass 16 1 angle 64 2 energy 16 3 mlut_index 9 4 -1.0E31 1.0E31 -1.0E31 twt_arr twt_arr 24219200 4 Last Index Fastest Time-of-flight Weight (TWT) array with dimension (NMLUT, NENERGY, NBINS, NMASS). Gives number of TOF bins in a given mass bin. Used for normalizing a mass spectra. IEEE754MSBSingle mass 16 1 angle 64 2 energy 16 3 mlut_index 9 4 -1.0E31 1.0E31 -1.0E31
K. APID cf (16e4d16a16m) - 16 energy x 4 deflection x 16 anode x 16 mass ion distributions This sample data product label is from the MAVEN STATIC Calibrated Energy Flux: 16 Energy X 64 Solid Angle X 16 Mass Bins Data Collection (LID = urn:nasa:pds:maven.static.c:data.cf_16e4d16a16m). The sample label is for the date 2016-02-02. urn:nasa:pds:maven.static.c:data.cf_16e4d16a16m:mvn_sta_l2_cf-16e4d16a16m_20160202 3.0 MAVEN STATIC Ion Spectra for 2016-02-02 1.4.0.0 Product_Observational McFadden, J. P. 2018 Time-ordered, fully calibrated differential energy flux in 16 energy bin x 64 solid angle bin (4 deflection angles x 16 anodes) x 16 mass bin arrays covering 2016-02-02. 2018-05-19 3.0 This file has been updated to correct the algorithm for generating the array of look directions blocked by the spacecraft (BINS_SC), and the algorithm for generating the dead-time and detector droop correction array (DEAD) was updated to use variable background rates. 2016-02-02T16:05:47.695Z 2016-02-02T16:07:57.694Z Science Calibrated Magnetosphere Particles Ions Plasma Mars Atmosphere and Volatile EvolutioN Mission Mission urn:nasa:pds:context:investigation:mission.maven data_to_investigation MAVEN Spacecraft urn:nasa:pds:context:instrument_host:spacecraft.maven is_instrument_host STATIC Instrument urn:nasa:pds:context:instrument:static.maven is_instrument Mars Planet urn:nasa:pds:context:target:planet.mars data_to_target EM-1 3.3272699248283996E13 3.3272707767874E13 project_name MAVEN M spacecraft 0 0 data_name XX YYY where XX is the APID and YYY is the array abbreviation (64e2m, 32e32m, etc.) c apid Application Process Identifier (APID) for the packet from which the data are taken. c units_name eflux c units_procedure mvn_convert_sta_units, name of IDL routine used for units conversion m num_dists Number of measurements or times in the file 32 nenergy Number of energy bins 16 nbins Number of solid angle bins 64 nmass Number of mass bins 16 ndef Number of deflector angle bins 4 nanode Number of anode bins 16 natt Number of attenuator states: 4 4 nswp Number of sweep tables - will increase over mission as new sweep modes are added 27 neff Number of efficiency arrays - will increase over mission as sensor degrades 128 nmlut Number of MLUT tables - will increase over mission as new modes are developed 9 geom_factor Geometric factor of a single 22.5 degree sector 1.9567319E-4 mass Proton mass (0.01044) in units of MeV/c2 0.010438871 charge Proton charge (1) 1.0 dead_time_1 Dead time for processed events. Dead time corrections are generally not necessary. Corrections require use of STATIC APID DA rate packets. 420.0 dead_time_2 Dead time for rejected events. Dead time corrections are generally not necessary. Corrections require use of STATIC APID DA rate packets. 660.0 dead_time_3 Dead time for stop-no-start events. Dead time corrections are generally not necessary. Corrections require use of STATIC APID DA rate packets. 460.0 Background counts Background counts array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS) bkg particle_observation_to_observation_values energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values Dead_time correction Dead time correction array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS), values 0.0 to 1.0, divide by this to correct. dead particle_observation_to_observation_values energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values Data counts Counts array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS) data particle_observation_to_observation_values energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values Energy flux Differential energy flux array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS) eflux particle_observation_to_observation_values energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values gf Geometric Factor array with dimension (NSWP, NENERGY, NBINS, NMASS) gf particle_observation_to_observation_values att_ind particle_observation_to_axis_values 1 index particle_observation_to_axis_values 2 index particle_observation_to_axis_values 3 energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values eff Efficiency array with dimension (NEFF, NENERGY, NBINS, NMASS) eff particle_observation_to_observation_values index particle_observation_to_axis_values 1 index particle_observation_to_axis_values 2 eff_ind particle_observation_to_axis_values 3 energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values time values epoch data_values_to_data_values time_met data_values_to_data_values time_unix data_values_to_data_values urn:nasa:pds:maven.spice:spice_kernels:lsk_naif0012.tls::1.0 data_to_spice_kernel This data file was processed using the SPICE leapsecond kernel: naif0012.tls. urn:nasa:pds:maven.spice:spice_kernels:sclk_mvn_sclkscet_00055.tsc::1.0 data_to_spice_kernel This data file was processed using the SPICE MAVEN SCLK kernel: MVN_SCLKSCET.00055.tsc. mvn_sta_l2_cf-16e4d16a16m_20160202_v02_r00.cdf 2018-05-19T02:27:31 32699192 3bd6e7b4f58d07a4d1ea13655f443fb7
CDF Header 0 404 CDF 3.4 ISTP/IACG
TT2000 epoch 89047 1 Last Index Fastest UTC time from 01-Jan-2000 12:00:00.000 (including leap seconds), stored as an integer in nanoseconds. SignedMSB8 nanosec epoch 32 1 -0.0 3.595796016651621E-222 2.2152726415982762E-279 Mission Elapsed Time time_met 89807 1 Last Index Fastest Mission elapsed time for this data record. IEEE754MSBDouble sec epoch 32 1 -1.0E31 8.5587834E8 0.0 SPICE Ephemeris Time time_ephemeris 90567 1 Last Index Fastest Time used by SPICE program. IEEE754MSBDouble sec epoch 32 1 -1.0E31 1.293883209183998E9 4.380048671839981E8 Unix Time time_unix 91327 1 Last Index Fastest Unix time (elapsed seconds since 1970-01-01/00:00 without leap seconds) for this data record. This time is the center time of data collection. IEEE754MSBDouble sec epoch 32 1 -1.0E31 2.24061114E9 1.3847328E9 Interval start time (unix) time_start 92087 1 Last Index Fastest Unix time at the start of data collection. (NUM_DISTS elements) IEEE754MSBDouble sec epoch 32 1 -1.0E31 2.24061114E9 1.3847328E9 Interval end time (unix) time_end 92847 1 Last Index Fastest Unix time at the end of data collection. (NUM_DISTS elements) IEEE754MSBDouble sec epoch 32 1 -1.0E31 2.24061114E9 1.3847328E9 Averaging time time_delta 93607 1 Last Index Fastest Averaging time. (TIME_DELTA = TIME_END - TIME_START). IEEE754MSBDouble sec epoch 32 1 -1.0E31 1.0E31 -1.0E31 Integration time time_integ 94367 1 Last Index Fastest Integration time. (TIME_DELTA / (NENERGY*NDEF)). IEEE754MSBDouble sec epoch 32 1 -1.0E31 1.0E31 -1.0E31 Eprom version eprom_ver 95121 1 Last Index Fastest An integer designating the flight EPROM version number that determines stored Real Time Sequence (RTS) commands and table loads that configure the STATIC instrument and determine energy and angle sweeps. SignedMSB2 epoch 32 1 -32768 32767 -32767 Header header 95685 1 Last Index Fastest A long integer that consists of bytes 12-15 in data packet header. See MAVEN_PF_FSW_021_CTM.xls for definition of header bits. (NUM_DISTS elements) SignedMSB4 epoch 32 1 -2147483648 2147483647 -2147483647 Valid flag valid 96311 1 Last Index Fastest Validity flag codes valid data (bit 0), test pulser on (bit 1), diagnostic mode (bit 2), data compression type (bit 3-4), packet compression (bit 5) (NUM_DISTS elements) SignedMSB2 epoch 32 1 -32768 32767 -32767 Mode number mode 96873 1 Last Index Fastest Decoded mode number: 1=ram, 2=conic, 3=pickup, 4=scan, 5=eclipse, 6=protect SignedMSB2 epoch 32 1 -32768 32767 -32767 Telemetry rate number rate 97435 1 Last Index Fastest Decoded telemetry rate number. (NUM_DISTS elements) SignedMSB2 epoch 32 1 -32768 32767 -32767 Sweep index swp_ind 97997 1 Last Index Fastest Index that identifies the energy and deflector sweep look up tables (LUT) for the sensor. SWP_IND is an index that selects the following support data arrays: ENERGY, DENERGY, THETA, DTHETA, PHI, DPHI, DOMEGA, GF and MASS_ARR. (NUM_DISTS elements), SWP_IND Le NSWP SignedMSB2 epoch 32 1 -32768 32767 -32767 MLUT index mlut_ind 98559 1 Last Index Fastest Index that identifies the onboard mass look up table (MLUT). MLUT_IND is an index that selects the following support data: TOF_ARR. (NUM_DISTS elements) MLUT Le NMLUT SignedMSB2 epoch 32 1 -32768 32767 -32767 Efficiency index eff_ind 99121 1 Last Index Fastest Index that identifies the efficiency calibration table to be used. EFF_IND is an index that selects the following support data: EFF. (NUM_DISTS elements) EFF_IND Le NEFF SignedMSB2 epoch 32 1 -32768 32767 -32767 Attenuator state att_ind 99683 1 Last Index Fastest Index that identifies the attenuator state (0 = no attenuation, 1 = electrostatic attenuation, 2 = mechanical attenuation, 3 = mechanical and electrostatic attenuation). (NUM_DISTS elements) SignedMSB2 epoch 32 1 -32768 32767 -32767 Spacecraft potential sc_pot 100247 1 Last Index Fastest Spacecraft potential IEEE754MSBSingle volts epoch 32 1 -1.0E31 1.0E31 -1.0E31 Magnetic field magf 100883 2 Last Index Fastest Magnetic field vector with dimension (3) in STATIC coordinates IEEE754MSBSingle nT epoch 32 1 vector_components 3 2 -1.0E31 1.0E31 -1.0E31 Quaternion to SC quat_sc 101775 2 Last Index Fastest Quaternion elements to rotate from STATIC coordinates (same as APP coordinates) to SC coordinates (NUM_DISTS, 3) IEEE754MSBSingle epoch 32 1 quaternion_elements 4 2 -1.0E31 1.0E31 -1.0E31 Quaternion to MSO quat_mso 102795 2 Last Index Fastest Quaternion elements to rotate from STATIC coordinates (same as APP coordinates) to MSO coordinates (NUM_DISTS, 3) IEEE754MSBSingle epoch 32 1 quaternion_elements 4 2 -1.0E31 1.0E31 -1.0E31 Bins flag bins_sc 103813 2 Last Index Fastest Integer array of 1s and 0s with dimension (NBINS) Used to identify angle bins that include (value=0) spacecraft surfaces. If NBINS=1, then BINS_SC is set to 1. Values=0 indicates a solid angle bin with more than 50% blockage by the spacecraft. SignedMSB2 epoch 32 1 angle 64 2 -32768 32767 -32767 SC position MSO pos_sc_mso 108417 2 Last Index Fastest Spacecraft position in MSO coordinates with dimension (NUM_DISTS, 3) IEEE754MSBSingle epoch 32 1 vector_components 3 2 -1.0E31 1.0E31 -1.0E31 Background counts bkg 109325 4 Last Index Fastest Background counts array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS) IEEE754MSBSingle Counts epoch 32 1 mass 16 2 angle 64 3 energy 16 4 -1.0E31 1.0E31 -1.0E31 Dead_time correction dead 2207001 4 Last Index Fastest Dead time correction array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS), values 0.0 to 1.0, divide by this to correct. IEEE754MSBSingle epoch 32 1 mass 16 2 angle 64 3 energy 16 4 -1.0E31 1.0E31 -1.0E31 Data counts data 4304677 4 Last Index Fastest Counts array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS) IEEE754MSBSingle Counts epoch 32 1 mass 16 2 angle 64 3 energy 16 4 -1.0E31 1.0E31 -1.0E31 Energy flux eflux 6402353 4 Last Index Fastest Differential energy flux array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS) IEEE754MSBSingle eV/sr/sec epoch 32 1 mass 16 2 angle 64 3 energy 16 4 -1.0E31 1.0E31 -1.0E31 Quality flag quality_flag 8500003 1 Last Index Fastest Quality flag: test pulser on (bit 0), diagnostic mode (bit 1), dead time correction >2 flag (bit 2), detector droop correction >2 flag (bit 3), dead time correction not at event time (bit 4), electrostatic attenuator problem (bit 5), attenuator change during accumulation (bit 6), mode change during accumulation (bit 7), LPW interference with data (bit 8), high background (bit 9), no background subtraction array (bit 10), missing spacecraft potential (bit 11), inflight calibration incomplete (bit 12), geometric factor problem (bit 13), ion suppression problem (bit 14), 0 (bit 15) SignedMSB2 epoch 32 1 -32768 32767 -32767 bins bins 8508651 1 Last Index Fastest Array with dimension NBINS containing 1 OR 0 used to flag bad solid angle bins SignedMSB2 angle 64 1 -32768 32767 -32767 energy energy 8509311 4 Last Index Fastest Energy array with dimension (NSWP, NENERGY, NBINS, NMASS) IEEE754MSBSingle eV mass 16 1 angle 64 2 energy 16 3 swp_index 27 4 -1.0E31 1.0E31 -1.0E31 denergy denergy 10279315 4 Last Index Fastest Delta Energy array with dimension (NSWP, NENERGY, NBINS, NMASS) IEEE754MSBSingle eV mass 16 1 angle 64 2 energy 16 3 swp_index 27 4 -1.0E31 1.0E31 -1.0E31 theta theta 12049319 4 Last Index Fastest Angle array with with dimension (NSWP, NENERGY, NBINS, NMASS) IEEE754MSBSingle Degrees mass 16 1 angle 64 2 energy 16 3 swp_index 27 4 -1.0E31 1.0E31 -1.0E31 dtheta dtheta 13819323 4 Last Index Fastest Delta Angle array with dimension (NSWP, NENERGY, NBINS, NMASS) IEEE754MSBSingle Degrees mass 16 1 angle 64 2 energy 16 3 swp_index 27 4 -1.0E31 1.0E31 -1.0E31 phi phi 15589327 4 Last Index Fastest Angle array with dimension (NSWP, NENERGY, NBINS, NMASS) IEEE754MSBSingle Degrees mass 16 1 angle 64 2 energy 16 3 swp_index 27 4 -1.0E31 1.0E31 -1.0E31 dphi dphi 17359331 4 Last Index Fastest Delta Angle array with dimension (NSWP, NENERGY, NBINS, NMASS) IEEE754MSBSingle Degrees mass 16 1 angle 64 2 energy 16 3 swp_index 27 4 -1.0E31 1.0E31 -1.0E31 domega domega 19129335 4 Last Index Fastest Delta Solid Angle array with dimension (NSWP, NENERGY, NBINS, NMASS) IEEE754MSBSingle Steradians mass 16 1 angle 64 2 energy 16 3 swp_index 27 4 -1.0E31 1.0E31 -1.0E31 gf gf 20899339 4 Last Index Fastest Geometric Factor array with dimension (NSWP, NENERGY, NBINS, NMASS) IEEE754MSBSingle att_ind 4 1 angle 64 2 energy 16 3 swp_index 27 4 -1.0E31 1.0E31 -1.0E31 eff eff 21342239 4 Last Index Fastest Efficiency array with dimension (NEFF, NENERGY, NBINS, NMASS) IEEE754MSBSingle mass 16 1 angle 64 2 energy 16 3 eff_index 128 4 -1.0E31 1.0E31 -1.0E31 mass_arr mass_arr 29731379 4 Last Index Fastest Mass array with dimension (NSWP, NENERGY, NBINS, NMASS). Nominal mass of a mass bin in units of AMUs based on TOF. This array is not integer AMU. IEEE754MSBSingle AMU mass 16 1 angle 64 2 energy 16 3 swp_index 27 4 -1.0E31 1.0E31 -1.0E31 tof_arr tof_arr 31501383 4 Last Index Fastest Time-of-flight (TOF) array with dimension (NMLUT, NENERGY, NBINS, NMASS). Gives average TOF value for mass bins. IEEE754MSBSingle mass 16 1 angle 64 2 energy 16 3 mlut_index 9 4 -1.0E31 1.0E31 -1.0E31 twt_arr twt_arr 32091739 4 Last Index Fastest Time-of-flight Weight (TWT) array with dimension (NMLUT, NENERGY, NBINS, NMASS). Gives number of TOF bins in a given mass bin. Used for normalizing a mass spectra. IEEE754MSBSingle mass 16 1 angle 64 2 energy 16 3 mlut_index 9 4 -1.0E31 1.0E31 -1.0E31
L. APID d0 (32e4d16a8m) - 32 energy x 4 deflection x 16 anode x 8 mass ion distribution This sample data product label is from the MAVEN STATIC Calibrated Energy Flux: 16 Energy X 64 Solid Angle X 8 Mass Bins Data Collection (LID = urn:nasa:pds:maven.static.c:data.d0_32e4d16a8m). The sample label is for the date 2018-12-02. urn:nasa:pds:maven.static.c:data.d0_32e4d16a8m:mvn_sta_l2_d0-32e4d16a8m_20181202 1.0 MAVEN STATIC Ion Spectra for 2018-12-02 1.4.0.0 Product_Observational McFadden, J. P. 2019 Time-ordered, fully calibrated differential energy flux in 16 energy bin x 64 solid angle bin (4 deflection angles x 16 anodes) x 8 mass bin arrays covering 2018-12-02. 2019-05-07 1.0 Initial Verion 2018-12-02T00:00:41.743Z 2018-12-03T00:00:09.507Z Science Calibrated Magnetosphere Particles Ions Plasma Mars Atmosphere and Volatile EvolutioN Mission Mission urn:nasa:pds:context:investigation:mission.maven data_to_investigation MAVEN Spacecraft urn:nasa:pds:context:instrument_host:spacecraft.maven is_instrument_host STATIC Instrument urn:nasa:pds:context:instrument:static.maven is_instrument Mars Planet urn:nasa:pds:context:target:planet.mars data_to_target EM-3 3.912372874135001E13 3.9129388934611E13 project_name MAVEN M spacecraft 0 0 data_name XX YYY where XX is the APID and YYY is the array abbreviation (64e2m, 32e32m, etc.) d apid Application Process Identifier (APID) for the packet from which the data are taken. d units_name eflux c units_procedure mvn_convert_sta_units, name of IDL routine used for units conversion m num_dists Number of measurements or times in the file 2700 nenergy Number of energy bins 32 nbins Number of solid angle bins 64 nmass Number of mass bins 8 ndef Number of deflector angle bins 4 nanode Number of anode bins 16 natt Number of attenuator states: 4 4 nswp Number of sweep tables - will increase over mission as new sweep modes are added 28 neff Number of efficiency arrays - will increase over mission as sensor degrades 128 nmlut Number of MLUT tables - will increase over mission as new modes are developed 9 geom_factor Geometric factor of a single 22.5 degree sector 1.9567319E-4 mass Proton mass (0.01044) in units of MeV/c2 0.010438871 charge Proton charge (1) 1.0 dead_time_1 Dead time for processed events. Dead time corrections are generally not necessary. Corrections require use of STATIC APID DA rate packets. 420.0 dead_time_2 Dead time for rejected events. Dead time corrections are generally not necessary. Corrections require use of STATIC APID DA rate packets. 660.0 dead_time_3 Dead time for stop-no-start events. Dead time corrections are generally not necessary. Corrections require use of STATIC APID DA rate packets. 460.0 Background counts Background counts array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS) bkg particle_observation_to_observation_values energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values Dead_time correction Dead time correction array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS), values 0.0 to 1.0, divide by this to correct. dead particle_observation_to_observation_values energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values Data counts Counts array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS) data particle_observation_to_observation_values energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values Energy flux Differential energy flux array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS) eflux particle_observation_to_observation_values energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values gf Geometric Factor array with dimension (NSWP, NENERGY, NBINS, NMASS) gf particle_observation_to_observation_values att_ind particle_observation_to_axis_values 1 index particle_observation_to_axis_values 2 index particle_observation_to_axis_values 3 energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values eff Efficiency array with dimension (NEFF, NENERGY, NBINS, NMASS) eff particle_observation_to_observation_values index particle_observation_to_axis_values 1 index particle_observation_to_axis_values 2 eff_ind particle_observation_to_axis_values 3 energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values time values epoch data_values_to_data_values time_met data_values_to_data_values time_unix data_values_to_data_values urn:nasa:pds:maven.spice:spice_kernels:lsk_naif0012.tls::1.0 data_to_spice_kernel This data file was processed using the SPICE leapsecond kernel: naif0012.tls. urn:nasa:pds:maven.spice:spice_kernels:sclk_mvn_sclkscet_00065.tsc::1.0 data_to_spice_kernel This data file was processed using the SPICE MAVEN SCLK kernel: MVN_SCLKSCET.00065.tsc. mvn_sta_l2_d0-32e4d16a8m_20181202_v02_r08.cdf 2019-05-07T23:58:12 733831306 b30ed1a34cae8264e66497511a49f631
CDF Header 0 404 CDF 3.4 ISTP/IACG
TT2000 epoch 89517 1 Last Index Fastest UTC time from 01-Jan-2000 12:00:00.000 (including leap seconds), stored as an integer in nanoseconds. SignedMSB8 nanosec epoch 2700 1 -0.0 3.595796016651621E-222 2.2152726415982762E-279 Mission Elapsed Time time_met 111621 1 Last Index Fastest Mission elapsed time for this data record. IEEE754MSBDouble sec epoch 2700 1 -1.0E31 8.5587834E8 0.0 SPICE Ephemeris Time time_ephemeris 133725 1 Last Index Fastest Time used by SPICE program. IEEE754MSBDouble sec epoch 2700 1 -1.0E31 1.293883209183998E9 4.380048671839981E8 Unix Time time_unix 155829 1 Last Index Fastest Unix time (elapsed seconds since 1970-01-01/00:00 without leap seconds) for this data record. This time is the center time of data collection. IEEE754MSBDouble sec epoch 2700 1 -1.0E31 2.24061114E9 1.3847328E9 Interval start time (unix) time_start 177933 1 Last Index Fastest Unix time at the start of data collection. (NUM_DISTS elements) IEEE754MSBDouble sec epoch 2700 1 -1.0E31 2.24061114E9 1.3847328E9 Interval end time (unix) time_end 200037 1 Last Index Fastest Unix time at the end of data collection. (NUM_DISTS elements) IEEE754MSBDouble sec epoch 2700 1 -1.0E31 2.24061114E9 1.3847328E9 Averaging time time_delta 222141 1 Last Index Fastest Averaging time. (TIME_DELTA = TIME_END - TIME_START). IEEE754MSBDouble sec epoch 2700 1 -1.0E31 1.0E31 -1.0E31 Integration time time_integ 244245 1 Last Index Fastest Integration time. (TIME_DELTA / (NENERGY*NDEF)). IEEE754MSBDouble sec epoch 2700 1 -1.0E31 1.0E31 -1.0E31 Eprom version eprom_ver 266343 1 Last Index Fastest An integer designating the flight EPROM version number that determines stored Real Time Sequence (RTS) commands and table loads that configure the STATIC instrument and determine energy and angle sweeps. SignedMSB2 epoch 2700 1 -32768 32767 -32767 Header header 272243 1 Last Index Fastest A long integer that consists of bytes 12-15 in data packet header. See MAVEN_PF_FSW_021_CTM.xls for definition of header bits. (NUM_DISTS elements) SignedMSB4 epoch 2700 1 -2147483648 2147483647 -2147483647 Valid flag valid 283541 1 Last Index Fastest Validity flag codes valid data (bit 0), test pulser on (bit 1), diagnostic mode (bit 2), data compression type (bit 3-4), packet compression (bit 5) (NUM_DISTS elements) SignedMSB2 epoch 2700 1 -32768 32767 -32767 Mode number mode 289439 1 Last Index Fastest Decoded mode number: 1=ram, 2=conic, 3=pickup, 4=scan, 5=eclipse, 6=protect SignedMSB2 epoch 2700 1 -32768 32767 -32767 Telemetry rate number rate 295337 1 Last Index Fastest Decoded telemetry rate number. (NUM_DISTS elements) SignedMSB2 epoch 2700 1 -32768 32767 -32767 Sweep index swp_ind 301235 1 Last Index Fastest Index that identifies the energy and deflector sweep look up tables (LUT) for the sensor. SWP_IND is an index that selects the following support data arrays: ENERGY, DENERGY, THETA, DTHETA, PHI, DPHI, DOMEGA, GF and MASS_ARR. (NUM_DISTS elements), SWP_IND Le NSWP SignedMSB2 epoch 2700 1 -32768 32767 -32767 MLUT index mlut_ind 307133 1 Last Index Fastest Index that identifies the onboard mass look up table (MLUT). MLUT_IND is an index that selects the following support data: TOF_ARR. (NUM_DISTS elements) MLUT Le NMLUT SignedMSB2 epoch 2700 1 -32768 32767 -32767 Efficiency index eff_ind 313031 1 Last Index Fastest Index that identifies the efficiency calibration table to be used. EFF_IND is an index that selects the following support data: EFF. (NUM_DISTS elements) EFF_IND Le NEFF SignedMSB2 epoch 2700 1 -32768 32767 -32767 Attenuator state att_ind 318929 1 Last Index Fastest Index that identifies the attenuator state (0 = no attenuation, 1 = electrostatic attenuation, 2 = mechanical attenuation, 3 = mechanical and electrostatic attenuation). (NUM_DISTS elements) SignedMSB2 epoch 2700 1 -32768 32767 -32767 Spacecraft potential sc_pot 324829 1 Last Index Fastest Spacecraft potential IEEE754MSBSingle volts epoch 2700 1 -1.0E31 1.0E31 -1.0E31 Magnetic field magf 336137 2 Last Index Fastest Magnetic field vector with dimension (3) in STATIC coordinates IEEE754MSBSingle nT epoch 2700 1 vector_components 3 2 -1.0E31 1.0E31 -1.0E31 Quaternion to SC quat_sc 369045 2 Last Index Fastest Quaternion elements to rotate from STATIC coordinates (same as APP coordinates) to SC coordinates (NUM_DISTS, 3) IEEE754MSBSingle epoch 2700 1 quaternion_elements 4 2 -1.0E31 1.0E31 -1.0E31 Quaternion to MSO quat_mso 412753 2 Last Index Fastest Quaternion elements to rotate from STATIC coordinates (same as APP coordinates) to MSO coordinates (NUM_DISTS, 3) IEEE754MSBSingle epoch 2700 1 quaternion_elements 4 2 -1.0E31 1.0E31 -1.0E31 Bins flag bins_sc 456459 2 Last Index Fastest Integer array of 1s and 0s with dimension (NBINS) Used to identify angle bins that include (value=0) spacecraft surfaces. If NBINS=1, then BINS_SC is set to 1. Values=0 indicates a solid angle bin with more than 50% blockage by the spacecraft. SignedMSB2 epoch 2700 1 angle 64 2 -32768 32767 -32767 SC position MSO pos_sc_mso 802567 2 Last Index Fastest Spacecraft position in MSO coordinates with dimension (NUM_DISTS, 3) IEEE754MSBSingle epoch 2700 1 vector_components 3 2 -1.0E31 1.0E31 -1.0E31 Background counts bkg 835491 4 Last Index Fastest Background counts array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS) IEEE754MSBSingle Counts epoch 2700 1 mass 8 2 angle 64 3 energy 32 4 -1.0E31 1.0E31 -1.0E31 Dead_time correction dead 177783215 4 Last Index Fastest Dead time correction array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS), values 0.0 to 1.0, divide by this to correct. IEEE754MSBSingle epoch 2700 1 mass 8 2 angle 64 3 energy 32 4 -1.0E31 1.0E31 -1.0E31 Data counts data 354730939 4 Last Index Fastest Counts array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS) IEEE754MSBSingle Counts epoch 2700 1 mass 8 2 angle 64 3 energy 32 4 -1.0E31 1.0E31 -1.0E31 Energy flux eflux 531678663 4 Last Index Fastest Differential energy flux array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS) IEEE754MSBSingle eV/(cm^2-s-sr-eV) epoch 2700 1 mass 8 2 angle 64 3 energy 32 4 -1.0E31 1.0E31 -1.0E31 Quality flag quality_flag 708626361 1 Last Index Fastest Quality flag: test pulser on (bit 0), diagnostic mode (bit 1), dead time correction greater than 2 flag (bit 2), detector droop correction greater than 2 flag (bit 3), dead time correction not at event time (bit 4), electrostatic attenuator problem (bit 5), attenuator change during accumulation (bit 6), mode change during accumulation (bit 7), LPW interference with data (bit 8), high background (bit 9), no background subtraction array (bit 10), missing spacecraft potential (bit 11), inflight calibration incomplete (bit 12), geometric factor problem (bit 13), ion suppression problem (bit 14), 0 (bit 15) SignedMSB2 epoch 2700 1 -32768 32767 -32767 bins bins 708640343 1 Last Index Fastest Array with dimension NBINS containing 1 OR 0 used to flag bad solid angle bins SignedMSB2 angle 64 1 -32768 32767 -32767 energy energy 708641003 4 Last Index Fastest Energy array with dimension (NSWP, NENERGY, NBINS, NMASS) IEEE754MSBSingle eV mass 8 1 angle 64 2 energy 32 3 swp_index 28 4 -1.0E31 1.0E31 -1.0E31 denergy denergy 710476543 4 Last Index Fastest Delta Energy array with dimension (NSWP, NENERGY, NBINS, NMASS) IEEE754MSBSingle eV mass 8 1 angle 64 2 energy 32 3 swp_index 28 4 -1.0E31 1.0E31 -1.0E31 theta theta 712312083 4 Last Index Fastest Angle array with with dimension (NSWP, NENERGY, NBINS, NMASS) IEEE754MSBSingle Degrees mass 8 1 angle 64 2 energy 32 3 swp_index 28 4 -1.0E31 1.0E31 -1.0E31 dtheta dtheta 714147623 4 Last Index Fastest Delta Angle array with dimension (NSWP, NENERGY, NBINS, NMASS) IEEE754MSBSingle Degrees mass 8 1 angle 64 2 energy 32 3 swp_index 28 4 -1.0E31 1.0E31 -1.0E31 phi phi 715983163 4 Last Index Fastest Angle array with dimension (NSWP, NENERGY, NBINS, NMASS) IEEE754MSBSingle Degrees mass 8 1 angle 64 2 energy 32 3 swp_index 28 4 -1.0E31 1.0E31 -1.0E31 dphi dphi 717818703 4 Last Index Fastest Delta Angle array with dimension (NSWP, NENERGY, NBINS, NMASS) IEEE754MSBSingle Degrees mass 8 1 angle 64 2 energy 32 3 swp_index 28 4 -1.0E31 1.0E31 -1.0E31 domega domega 719654243 4 Last Index Fastest Delta Solid Angle array with dimension (NSWP, NENERGY, NBINS, NMASS) IEEE754MSBSingle Steradians mass 8 1 angle 64 2 energy 32 3 swp_index 28 4 -1.0E31 1.0E31 -1.0E31 gf gf 721489783 4 Last Index Fastest Geometric Factor array with dimension (NSWP, NENERGY, NBINS, NMASS) IEEE754MSBSingle att_ind 4 1 angle 64 2 energy 32 3 swp_index 28 4 -1.0E31 1.0E31 -1.0E31 eff eff 722407819 4 Last Index Fastest Efficiency array with dimension (NEFF, NENERGY, NBINS, NMASS) IEEE754MSBSingle mass 8 1 angle 64 2 energy 32 3 eff_index 128 4 -1.0E31 1.0E31 -1.0E31 mass_arr mass_arr 730796959 4 Last Index Fastest Mass array with dimension (NSWP, NENERGY, NBINS, NMASS). Nominal mass of a mass bin in units of AMUs based on TOF. This array is not integer AMU. IEEE754MSBSingle AMU mass 8 1 angle 64 2 energy 32 3 swp_index 28 4 -1.0E31 1.0E31 -1.0E31 tof_arr tof_arr 732632499 4 Last Index Fastest Time-of-flight (TOF) array with dimension (NMLUT, NENERGY, NBINS, NMASS). Gives average TOF value for mass bins. IEEE754MSBSingle mass 8 1 angle 64 2 energy 32 3 mlut_index 9 4 -1.0E31 1.0E31 -1.0E31 twt_arr twt_arr 733222855 4 Last Index Fastest Time-of-flight Weight (TWT) array with dimension (NMLUT, NENERGY, NBINS, NMASS). Gives number of TOF bins in a given mass bin. Used for normalizing a mass spectra. IEEE754MSBSingle mass 8 1 angle 64 2 energy 32 3 mlut_index 9 4 -1.0E31 1.0E31 -1.0E31
M. APID d1 (32e4d16a8m) - 32 energy x 4 deflection x 16 anode x 8 mass ion distribution This sample data product label is from the MAVEN STATIC Calibrated Energy Flux: 16 Energy X 64 Solid Angle X 8 Mass Bins Data Collection (LID = urn:nasa:pds:maven.static.c:data.d1_32e4d16a8m). The sample label is for the date 2018-12-02. urn:nasa:pds:maven.static.c:data.d1_32e4d16a8m:mvn_sta_l2_d1-32e4d16a8m_20181202 1.0 MAVEN STATIC Ion Spectra for 2018-12-02 1.4.0.0 Product_Observational McFadden, J. P. 2019 Time-ordered, fully calibrated differential energy flux in 16 energy bin x 64 solid angle bin (4 deflection angles x 16 anodes) x 8 mass bin arrays covering 2018-12-02. 2019-05-08 1.0 Initial Verion 2018-12-02T00:00:03.743Z 2018-12-02T23:59:59.507Z Science Calibrated Magnetosphere Particles Ions Plasma Mars Atmosphere and Volatile EvolutioN Mission Mission urn:nasa:pds:context:investigation:mission.maven data_to_investigation MAVEN Spacecraft urn:nasa:pds:context:instrument_host:spacecraft.maven is_instrument_host STATIC Instrument urn:nasa:pds:context:instrument:static.maven is_instrument Mars Planet urn:nasa:pds:context:target:planet.mars data_to_target EM-3 3.912372625098799E13 3.9129388279252E13 project_name MAVEN M spacecraft 0 0 data_name XX YYY where XX is the APID and YYY is the array abbreviation (64e2m, 32e32m, etc.) d apid Application Process Identifier (APID) for the packet from which the data are taken. d units_name eflux c units_procedure mvn_convert_sta_units, name of IDL routine used for units conversion m num_dists Number of measurements or times in the file 21600 nenergy Number of energy bins 32 nbins Number of solid angle bins 64 nmass Number of mass bins 8 ndef Number of deflector angle bins 4 nanode Number of anode bins 16 natt Number of attenuator states: 4 4 nswp Number of sweep tables - will increase over mission as new sweep modes are added 28 neff Number of efficiency arrays - will increase over mission as sensor degrades 128 nmlut Number of MLUT tables - will increase over mission as new modes are developed 9 geom_factor Geometric factor of a single 22.5 degree sector 1.9567319E-4 mass Proton mass (0.01044) in units of MeV/c2 0.010438871 charge Proton charge (1) 1.0 dead_time_1 Dead time for processed events. Dead time corrections are generally not necessary. Corrections require use of STATIC APID DA rate packets. 420.0 dead_time_2 Dead time for rejected events. Dead time corrections are generally not necessary. Corrections require use of STATIC APID DA rate packets. 660.0 dead_time_3 Dead time for stop-no-start events. Dead time corrections are generally not necessary. Corrections require use of STATIC APID DA rate packets. 460.0 Background counts Background counts array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS) bkg particle_observation_to_observation_values energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values Dead_time correction Dead time correction array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS), values 0.0 to 1.0, divide by this to correct. dead particle_observation_to_observation_values energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values Data counts Counts array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS) data particle_observation_to_observation_values energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values Energy flux Differential energy flux array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS) eflux particle_observation_to_observation_values energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values gf Geometric Factor array with dimension (NSWP, NENERGY, NBINS, NMASS) gf particle_observation_to_observation_values att_ind particle_observation_to_axis_values 1 index particle_observation_to_axis_values 2 index particle_observation_to_axis_values 3 energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values eff Efficiency array with dimension (NEFF, NENERGY, NBINS, NMASS) eff particle_observation_to_observation_values index particle_observation_to_axis_values 1 index particle_observation_to_axis_values 2 eff_ind particle_observation_to_axis_values 3 energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values time values epoch data_values_to_data_values time_met data_values_to_data_values time_unix data_values_to_data_values urn:nasa:pds:maven.spice:spice_kernels:lsk_naif0012.tls::1.0 data_to_spice_kernel This data file was processed using the SPICE leapsecond kernel: naif0012.tls. urn:nasa:pds:maven.spice:spice_kernels:sclk_mvn_sclkscet_00065.tsc::1.0 data_to_spice_kernel This data file was processed using the SPICE MAVEN SCLK kernel: MVN_SCLKSCET.00065.tsc. mvn_sta_l2_d1-32e4d16a8m_20181202_v02_r06.cdf 2019-05-08T00:20:38 5693531505 7d0ad79433f43b2bf9619ad04ab1ec84
CDF Header 0 404 CDF 3.4 ISTP/IACG
TT2000 epoch 89516 1 Last Index Fastest UTC time from 01-Jan-2000 12:00:00.000 (including leap seconds), stored as an integer in nanoseconds. SignedMSB8 nanosec epoch 21600 1 -0.0 3.595796016651621E-222 2.2152726415982762E-279 Mission Elapsed Time time_met 262820 1 Last Index Fastest Mission elapsed time for this data record. IEEE754MSBDouble sec epoch 21600 1 -1.0E31 8.5587834E8 0.0 SPICE Ephemeris Time time_ephemeris 436124 1 Last Index Fastest Time used by SPICE program. IEEE754MSBDouble sec epoch 21600 1 -1.0E31 1.293883209183998E9 4.380048671839981E8 Unix Time time_unix 609428 1 Last Index Fastest Unix time (elapsed seconds since 1970-01-01/00:00 without leap seconds) for this data record. This time is the center time of data collection. IEEE754MSBDouble sec epoch 21600 1 -1.0E31 2.24061114E9 1.3847328E9 Interval start time (unix) time_start 782732 1 Last Index Fastest Unix time at the start of data collection. (NUM_DISTS elements) IEEE754MSBDouble sec epoch 21600 1 -1.0E31 2.24061114E9 1.3847328E9 Interval end time (unix) time_end 956036 1 Last Index Fastest Unix time at the end of data collection. (NUM_DISTS elements) IEEE754MSBDouble sec epoch 21600 1 -1.0E31 2.24061114E9 1.3847328E9 Averaging time time_delta 1129340 1 Last Index Fastest Averaging time. (TIME_DELTA = TIME_END - TIME_START). IEEE754MSBDouble sec epoch 21600 1 -1.0E31 1.0E31 -1.0E31 Integration time time_integ 1302644 1 Last Index Fastest Integration time. (TIME_DELTA / (NENERGY*NDEF)). IEEE754MSBDouble sec epoch 21600 1 -1.0E31 1.0E31 -1.0E31 Eprom version eprom_ver 1475942 1 Last Index Fastest An integer designating the flight EPROM version number that determines stored Real Time Sequence (RTS) commands and table loads that configure the STATIC instrument and determine energy and angle sweeps. SignedMSB2 epoch 21600 1 -32768 32767 -32767 Header header 1519642 1 Last Index Fastest A long integer that consists of bytes 12-15 in data packet header. See MAVEN_PF_FSW_021_CTM.xls for definition of header bits. (NUM_DISTS elements) SignedMSB4 epoch 21600 1 -2147483648 2147483647 -2147483647 Valid flag valid 1606540 1 Last Index Fastest Validity flag codes valid data (bit 0), test pulser on (bit 1), diagnostic mode (bit 2), data compression type (bit 3-4), packet compression (bit 5) (NUM_DISTS elements) SignedMSB2 epoch 21600 1 -32768 32767 -32767 Mode number mode 1650238 1 Last Index Fastest Decoded mode number: 1=ram, 2=conic, 3=pickup, 4=scan, 5=eclipse, 6=protect SignedMSB2 epoch 21600 1 -32768 32767 -32767 Telemetry rate number rate 1693936 1 Last Index Fastest Decoded telemetry rate number. (NUM_DISTS elements) SignedMSB2 epoch 21600 1 -32768 32767 -32767 Sweep index swp_ind 1737634 1 Last Index Fastest Index that identifies the energy and deflector sweep look up tables (LUT) for the sensor. SWP_IND is an index that selects the following support data arrays: ENERGY, DENERGY, THETA, DTHETA, PHI, DPHI, DOMEGA, GF and MASS_ARR. (NUM_DISTS elements), SWP_IND Le NSWP SignedMSB2 epoch 21600 1 -32768 32767 -32767 MLUT index mlut_ind 1781332 1 Last Index Fastest Index that identifies the onboard mass look up table (MLUT). MLUT_IND is an index that selects the following support data: TOF_ARR. (NUM_DISTS elements) MLUT Le NMLUT SignedMSB2 epoch 21600 1 -32768 32767 -32767 Efficiency index eff_ind 1825030 1 Last Index Fastest Index that identifies the efficiency calibration table to be used. EFF_IND is an index that selects the following support data: EFF. (NUM_DISTS elements) EFF_IND Le NEFF SignedMSB2 epoch 21600 1 -32768 32767 -32767 Attenuator state att_ind 1868728 1 Last Index Fastest Index that identifies the attenuator state (0 = no attenuation, 1 = electrostatic attenuation, 2 = mechanical attenuation, 3 = mechanical and electrostatic attenuation). (NUM_DISTS elements) SignedMSB2 epoch 21600 1 -32768 32767 -32767 Spacecraft potential sc_pot 1912428 1 Last Index Fastest Spacecraft potential IEEE754MSBSingle volts epoch 21600 1 -1.0E31 1.0E31 -1.0E31 Magnetic field magf 1999336 2 Last Index Fastest Magnetic field vector with dimension (3) in STATIC coordinates IEEE754MSBSingle nT epoch 21600 1 vector_components 3 2 -1.0E31 1.0E31 -1.0E31 Quaternion to SC quat_sc 2259044 2 Last Index Fastest Quaternion elements to rotate from STATIC coordinates (same as APP coordinates) to SC coordinates (NUM_DISTS, 3) IEEE754MSBSingle epoch 21600 1 quaternion_elements 4 2 -1.0E31 1.0E31 -1.0E31 Quaternion to MSO quat_mso 2605152 2 Last Index Fastest Quaternion elements to rotate from STATIC coordinates (same as APP coordinates) to MSO coordinates (NUM_DISTS, 3) IEEE754MSBSingle epoch 21600 1 quaternion_elements 4 2 -1.0E31 1.0E31 -1.0E31 Bins flag bins_sc 2951258 2 Last Index Fastest Integer array of 1s and 0s with dimension (NBINS) Used to identify angle bins that include (value=0) spacecraft surfaces. If NBINS=1, then BINS_SC is set to 1. Values=0 indicates a solid angle bin with more than 50% blockage by the spacecraft. SignedMSB2 epoch 21600 1 angle 64 2 -32768 32767 -32767 SC position MSO pos_sc_mso 5716566 2 Last Index Fastest Spacecraft position in MSO coordinates with dimension (NUM_DISTS, 3) IEEE754MSBSingle epoch 21600 1 vector_components 3 2 -1.0E31 1.0E31 -1.0E31 Background counts bkg 5976290 4 Last Index Fastest Background counts array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS) IEEE754MSBSingle Counts epoch 21600 1 mass 8 2 angle 64 3 energy 32 4 -1.0E31 1.0E31 -1.0E31 Dead_time correction dead 1421554414 4 Last Index Fastest Dead time correction array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS), values 0.0 to 1.0, divide by this to correct. IEEE754MSBSingle epoch 21600 1 mass 8 2 angle 64 3 energy 32 4 -1.0E31 1.0E31 -1.0E31 Data counts data 2837132538 4 Last Index Fastest Counts array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS) IEEE754MSBSingle Counts epoch 21600 1 mass 8 2 angle 64 3 energy 32 4 -1.0E31 1.0E31 -1.0E31 Energy flux eflux 4252710662 4 Last Index Fastest Differential energy flux array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS) IEEE754MSBSingle eV/(cm^2-s-sr-eV) epoch 21600 1 mass 8 2 angle 64 3 energy 32 4 -1.0E31 1.0E31 -1.0E31 Quality flag quality_flag 5668288760 1 Last Index Fastest Quality flag: test pulser on (bit 0), diagnostic mode (bit 1), dead time correction greater than 2 flag (bit 2), detector droop correction greater than 2 flag (bit 3), dead time correction not at event time (bit 4), electrostatic attenuator problem (bit 5), attenuator change during accumulation (bit 6), mode change during accumulation (bit 7), LPW interference with data (bit 8), high background (bit 9), no background subtraction array (bit 10), missing spacecraft potential (bit 11), inflight calibration incomplete (bit 12), geometric factor problem (bit 13), ion suppression problem (bit 14), 0 (bit 15) SignedMSB2 epoch 21600 1 -32768 32767 -32767 bins bins 5668340542 1 Last Index Fastest Array with dimension NBINS containing 1 OR 0 used to flag bad solid angle bins SignedMSB2 angle 64 1 -32768 32767 -32767 energy energy 5668341202 4 Last Index Fastest Energy array with dimension (NSWP, NENERGY, NBINS, NMASS) IEEE754MSBSingle eV mass 8 1 angle 64 2 energy 32 3 swp_index 28 4 -1.0E31 1.0E31 -1.0E31 denergy denergy 5670176742 4 Last Index Fastest Delta Energy array with dimension (NSWP, NENERGY, NBINS, NMASS) IEEE754MSBSingle eV mass 8 1 angle 64 2 energy 32 3 swp_index 28 4 -1.0E31 1.0E31 -1.0E31 theta theta 5672012282 4 Last Index Fastest Angle array with with dimension (NSWP, NENERGY, NBINS, NMASS) IEEE754MSBSingle Degrees mass 8 1 angle 64 2 energy 32 3 swp_index 28 4 -1.0E31 1.0E31 -1.0E31 dtheta dtheta 5673847822 4 Last Index Fastest Delta Angle array with dimension (NSWP, NENERGY, NBINS, NMASS) IEEE754MSBSingle Degrees mass 8 1 angle 64 2 energy 32 3 swp_index 28 4 -1.0E31 1.0E31 -1.0E31 phi phi 5675683362 4 Last Index Fastest Angle array with dimension (NSWP, NENERGY, NBINS, NMASS) IEEE754MSBSingle Degrees mass 8 1 angle 64 2 energy 32 3 swp_index 28 4 -1.0E31 1.0E31 -1.0E31 dphi dphi 5677518902 4 Last Index Fastest Delta Angle array with dimension (NSWP, NENERGY, NBINS, NMASS) IEEE754MSBSingle Degrees mass 8 1 angle 64 2 energy 32 3 swp_index 28 4 -1.0E31 1.0E31 -1.0E31 domega domega 5679354442 4 Last Index Fastest Delta Solid Angle array with dimension (NSWP, NENERGY, NBINS, NMASS) IEEE754MSBSingle Steradians mass 8 1 angle 64 2 energy 32 3 swp_index 28 4 -1.0E31 1.0E31 -1.0E31 gf gf 5681189982 4 Last Index Fastest Geometric Factor array with dimension (NSWP, NENERGY, NBINS, NMASS) IEEE754MSBSingle att_ind 4 1 angle 64 2 energy 32 3 swp_index 28 4 -1.0E31 1.0E31 -1.0E31 eff eff 5682108018 4 Last Index Fastest Efficiency array with dimension (NEFF, NENERGY, NBINS, NMASS) IEEE754MSBSingle mass 8 1 angle 64 2 energy 32 3 eff_index 128 4 -1.0E31 1.0E31 -1.0E31 mass_arr mass_arr 5690497158 4 Last Index Fastest Mass array with dimension (NSWP, NENERGY, NBINS, NMASS). Nominal mass of a mass bin in units of AMUs based on TOF. This array is not integer AMU. IEEE754MSBSingle AMU mass 8 1 angle 64 2 energy 32 3 swp_index 28 4 -1.0E31 1.0E31 -1.0E31 tof_arr tof_arr 5692332698 4 Last Index Fastest Time-of-flight (TOF) array with dimension (NMLUT, NENERGY, NBINS, NMASS). Gives average TOF value for mass bins. IEEE754MSBSingle mass 8 1 angle 64 2 energy 32 3 mlut_index 9 4 -1.0E31 1.0E31 -1.0E31 twt_arr twt_arr 5692923054 4 Last Index Fastest Time-of-flight Weight (TWT) array with dimension (NMLUT, NENERGY, NBINS, NMASS). Gives number of TOF bins in a given mass bin. Used for normalizing a mass spectra. IEEE754MSBSingle mass 8 1 angle 64 2 energy 32 3 mlut_index 9 4 -1.0E31 1.0E31 -1.0E31
N. APID d2 (32e16a8m) - 32 energy x 16 anode x 8 mass ion distributions No sample labels avaliable. O. APID d3 (32e16a8m) - 32 energy x 16 anode x 8 mass ion distributions No Sample labels available. P. APID d4 (4d16a2m) - 4 deflection x 16 anode x 2 mass ion distributions This sample data product label is from the MAVEN STATIC Calibrated Energy Flux: 64 Solid Angle X 2 Mass Bins Data Collection (LID = urn:nasa:pds:maven.static.c:data.d4_4d16a2m). The sample label is for the date 2018-12-04. urn:nasa:pds:maven.static.c:data.d4_4d16a2m:mvn_sta_l2_d4-4d16a2m_20181204 1.0 MAVEN STATIC Ion Spectra for 2018-12-04 1.4.0.0 Product_Observational McFadden, J. P. 2019 Time-ordered, fully calibrated differential energy flux in 64 solid angle bin (4 deflection x 16 anodes) x 2 mass bin arrays covering 2018-12-04. 2019-05-08 1.0 Initial Verion 2018-12-04T03:14:55.236Z 2018-12-04T20:33:47.014Z Science Calibrated Magnetosphere Particles Ions Plasma Mars Atmosphere and Volatile EvolutioN Mission Mission urn:nasa:pds:context:investigation:mission.maven data_to_investigation MAVEN Spacecraft urn:nasa:pds:context:instrument_host:spacecraft.maven is_instrument_host STATIC Instrument urn:nasa:pds:context:instrument:static.maven is_instrument Mars Planet urn:nasa:pds:context:target:planet.mars data_to_target EM-3 3.913581707585401E13 3.913990204798399E13 project_name MAVEN M spacecraft 0 0 data_name XX YYY where XX is the APID and YYY is the array abbreviation (64e2m, 32e32m, etc.) d apid Application Process Identifier (APID) for the packet from which the data are taken. d units_name eflux c units_procedure mvn_convert_sta_units, name of IDL routine used for units conversion m num_dists Number of measurements or times in the file 4144 nenergy Number of energy bins 1 nbins Number of solid angle bins 64 nmass Number of mass bins 2 ndef Number of deflector angle bins 4 nanode Number of anode bins 16 natt Number of attenuator states: 4 4 nswp Number of sweep tables - will increase over mission as new sweep modes are added 28 neff Number of efficiency arrays - will increase over mission as sensor degrades 128 nmlut Number of MLUT tables - will increase over mission as new modes are developed 9 geom_factor Geometric factor of a single 22.5 degree sector 1.9567319E-4 mass Proton mass (0.01044) in units of MeV/c2 0.010438871 charge Proton charge (1) 1.0 dead_time_1 Dead time for processed events. Dead time corrections are generally not necessary. Corrections require use of STATIC APID DA rate packets. 420.0 dead_time_2 Dead time for rejected events. Dead time corrections are generally not necessary. Corrections require use of STATIC APID DA rate packets. 660.0 dead_time_3 Dead time for stop-no-start events. Dead time corrections are generally not necessary. Corrections require use of STATIC APID DA rate packets. 460.0 compno_1 compno_1 1 data_energy_labl_1 data_energy_labl_1 d bkg_energy_labl_1 bkg_energy_labl_1 b eflux_energy_labl_1 eflux_energy_labl_1 e dead_energy_labl_1 dead_energy_labl_1 d Background counts Background counts array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS) bkg particle_observation_to_observation_values energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values Dead_time correction Dead time correction array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS), values 0.0 to 1.0, divide by this to correct. dead particle_observation_to_observation_values energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values Data counts Counts array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS) data particle_observation_to_observation_values energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values Energy flux Differential energy flux array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS) eflux particle_observation_to_observation_values energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values gf Geometric Factor array with dimension (NSWP, NENERGY, NBINS, NMASS) gf particle_observation_to_observation_values att_ind particle_observation_to_axis_values 1 index particle_observation_to_axis_values 2 index particle_observation_to_axis_values 3 energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values eff Efficiency array with dimension (NEFF, NENERGY, NBINS, NMASS) eff particle_observation_to_observation_values index particle_observation_to_axis_values 1 index particle_observation_to_axis_values 2 eff_ind particle_observation_to_axis_values 3 energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values time values epoch data_values_to_data_values time_met data_values_to_data_values time_unix data_values_to_data_values urn:nasa:pds:maven.spice:spice_kernels:lsk_naif0012.tls::1.0 data_to_spice_kernel This data file was processed using the SPICE leapsecond kernel: naif0012.tls. urn:nasa:pds:maven.spice:spice_kernels:sclk_mvn_sclkscet_00065.tsc::1.0 data_to_spice_kernel This data file was processed using the SPICE MAVEN SCLK kernel: MVN_SCLKSCET.00065.tsc. mvn_sta_l2_d4-4d16a2m_20181204_v02_r07.cdf 2019-05-08T02:43:08 9975391 576f9bda3a30adc0c5b2f9d2fb32c1c2
CDF Header 0 404 CDF 3.4 ISTP/IACG
TT2000 epoch 89486 1 Last Index Fastest UTC time from 01-Jan-2000 12:00:00.000 (including leap seconds), stored as an integer in nanoseconds. SignedMSB8 nanosec epoch 4144 1 -0.0 3.595796016651621E-222 2.2152726415982762E-279 Mission Elapsed Time time_met 123142 1 Last Index Fastest Mission elapsed time for this data record. IEEE754MSBDouble sec epoch 4144 1 -1.0E31 8.5587834E8 0.0 SPICE Ephemeris Time time_ephemeris 156798 1 Last Index Fastest Time used by SPICE program. IEEE754MSBDouble sec epoch 4144 1 -1.0E31 1.293883209183998E9 4.380048671839981E8 Unix Time time_unix 190454 1 Last Index Fastest Unix time (elapsed seconds since 1970-01-01/00:00 without leap seconds) for this data record. This time is the center time of data collection. IEEE754MSBDouble sec epoch 4144 1 -1.0E31 2.24061114E9 1.3847328E9 Interval start time (unix) time_start 224110 1 Last Index Fastest Unix time at the start of data collection. (NUM_DISTS elements) IEEE754MSBDouble sec epoch 4144 1 -1.0E31 2.24061114E9 1.3847328E9 Interval end time (unix) time_end 257766 1 Last Index Fastest Unix time at the end of data collection. (NUM_DISTS elements) IEEE754MSBDouble sec epoch 4144 1 -1.0E31 2.24061114E9 1.3847328E9 Averaging time time_delta 291422 1 Last Index Fastest Averaging time. (TIME_DELTA = TIME_END - TIME_START). IEEE754MSBDouble sec epoch 4144 1 -1.0E31 1.0E31 -1.0E31 Integration time time_integ 325078 1 Last Index Fastest Integration time. (TIME_DELTA / (NENERGY*NDEF)). IEEE754MSBDouble sec epoch 4144 1 -1.0E31 1.0E31 -1.0E31 Eprom version eprom_ver 358728 1 Last Index Fastest An integer designating the flight EPROM version number that determines stored Real Time Sequence (RTS) commands and table loads that configure the STATIC instrument and determine energy and angle sweeps. SignedMSB2 epoch 4144 1 -32768 32767 -32767 Header header 367516 1 Last Index Fastest A long integer that consists of bytes 12-15 in data packet header. See MAVEN_PF_FSW_021_CTM.xls for definition of header bits. (NUM_DISTS elements) SignedMSB4 epoch 4144 1 -2147483648 2147483647 -2147483647 Valid flag valid 384590 1 Last Index Fastest Validity flag codes valid data (bit 0), test pulser on (bit 1), diagnostic mode (bit 2), data compression type (bit 3-4), packet compression (bit 5) (NUM_DISTS elements) SignedMSB2 epoch 4144 1 -32768 32767 -32767 Mode number mode 393376 1 Last Index Fastest Decoded mode number: 1=ram, 2=conic, 3=pickup, 4=scan, 5=eclipse, 6=protect SignedMSB2 epoch 4144 1 -32768 32767 -32767 Telemetry rate number rate 402162 1 Last Index Fastest Decoded telemetry rate number. (NUM_DISTS elements) SignedMSB2 epoch 4144 1 -32768 32767 -32767 Sweep index swp_ind 410948 1 Last Index Fastest Index that identifies the energy and deflector sweep look up tables (LUT) for the sensor. SWP_IND is an index that selects the following support data arrays: ENERGY, DENERGY, THETA, DTHETA, PHI, DPHI, DOMEGA, GF and MASS_ARR. (NUM_DISTS elements), SWP_IND Le NSWP SignedMSB2 epoch 4144 1 -32768 32767 -32767 MLUT index mlut_ind 419734 1 Last Index Fastest Index that identifies the onboard mass look up table (MLUT). MLUT_IND is an index that selects the following support data: TOF_ARR. (NUM_DISTS elements) MLUT Le NMLUT SignedMSB2 epoch 4144 1 -32768 32767 -32767 Efficiency index eff_ind 428520 1 Last Index Fastest Index that identifies the efficiency calibration table to be used. EFF_IND is an index that selects the following support data: EFF. (NUM_DISTS elements) EFF_IND Le NEFF SignedMSB2 epoch 4144 1 -32768 32767 -32767 Attenuator state att_ind 437306 1 Last Index Fastest Index that identifies the attenuator state (0 = no attenuation, 1 = electrostatic attenuation, 2 = mechanical attenuation, 3 = mechanical and electrostatic attenuation). (NUM_DISTS elements) SignedMSB2 epoch 4144 1 -32768 32767 -32767 Spacecraft potential sc_pot 446094 1 Last Index Fastest Spacecraft potential IEEE754MSBSingle volts epoch 4144 1 -1.0E31 1.0E31 -1.0E31 Magnetic field magf 463178 2 Last Index Fastest Magnetic field vector with dimension (3) in STATIC coordinates IEEE754MSBSingle nT epoch 4144 1 vector_components 3 2 -1.0E31 1.0E31 -1.0E31 Quaternion to SC quat_sc 513414 2 Last Index Fastest Quaternion elements to rotate from STATIC coordinates (same as APP coordinates) to SC coordinates (NUM_DISTS, 3) IEEE754MSBSingle epoch 4144 1 quaternion_elements 4 2 -1.0E31 1.0E31 -1.0E31 Quaternion to MSO quat_mso 580226 2 Last Index Fastest Quaternion elements to rotate from STATIC coordinates (same as APP coordinates) to MSO coordinates (NUM_DISTS, 3) IEEE754MSBSingle epoch 4144 1 quaternion_elements 4 2 -1.0E31 1.0E31 -1.0E31 Bins flag bins_sc 647036 2 Last Index Fastest Integer array of 1s and 0s with dimension (NBINS) Used to identify angle bins that include (value=0) spacecraft surfaces. If NBINS=1, then BINS_SC is set to 1. Values=0 indicates a solid angle bin with more than 50% blockage by the spacecraft. SignedMSB2 epoch 4144 1 angle 64 2 -32768 32767 -32767 SC position MSO pos_sc_mso 1177976 2 Last Index Fastest Spacecraft position in MSO coordinates with dimension (NUM_DISTS, 3) IEEE754MSBSingle epoch 4144 1 vector_components 3 2 -1.0E31 1.0E31 -1.0E31 Background counts bkg 1228228 4 Last Index Fastest Background counts array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS) IEEE754MSBSingle Counts epoch 4144 1 mass 2 2 angle 64 3 energy 1 4 -1.0E31 1.0E31 -1.0E31 Dead_time correction dead 3350480 4 Last Index Fastest Dead time correction array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS), values 0.0 to 1.0, divide by this to correct. IEEE754MSBSingle epoch 4144 1 mass 2 2 angle 64 3 energy 1 4 -1.0E31 1.0E31 -1.0E31 Data counts data 5472732 4 Last Index Fastest Counts array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS) IEEE754MSBSingle Counts epoch 4144 1 mass 2 2 angle 64 3 energy 1 4 -1.0E31 1.0E31 -1.0E31 Energy flux eflux 7594984 4 Last Index Fastest Differential energy flux array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS) IEEE754MSBSingle eV/(cm^2-s-sr-eV) epoch 4144 1 mass 2 2 angle 64 3 energy 1 4 -1.0E31 1.0E31 -1.0E31 Quality flag quality_flag 9717210 1 Last Index Fastest Quality flag: test pulser on (bit 0), diagnostic mode (bit 1), dead time correction greater than 2 flag (bit 2), detector droop correction greater than 2 flag (bit 3), dead time correction not at event time (bit 4), electrostatic attenuator problem (bit 5), attenuator change during accumulation (bit 6), mode change during accumulation (bit 7), LPW interference with data (bit 8), high background (bit 9), no background subtraction array (bit 10), missing spacecraft potential (bit 11), inflight calibration incomplete (bit 12), geometric factor problem (bit 13), ion suppression problem (bit 14), 0 (bit 15) SignedMSB2 epoch 4144 1 -32768 32767 -32767 bins bins 9734074 1 Last Index Fastest Array with dimension NBINS containing 1 OR 0 used to flag bad solid angle bins SignedMSB2 angle 64 1 -32768 32767 -32767 energy energy 9734734 4 Last Index Fastest Energy array with dimension (NSWP, NENERGY, NBINS, NMASS) IEEE754MSBSingle eV mass 2 1 angle 64 2 energy 1 3 swp_index 28 4 -1.0E31 1.0E31 -1.0E31 denergy denergy 9749602 4 Last Index Fastest Delta Energy array with dimension (NSWP, NENERGY, NBINS, NMASS) IEEE754MSBSingle eV mass 2 1 angle 64 2 energy 1 3 swp_index 28 4 -1.0E31 1.0E31 -1.0E31 theta theta 9764470 4 Last Index Fastest Angle array with with dimension (NSWP, NENERGY, NBINS, NMASS) IEEE754MSBSingle Degrees mass 2 1 angle 64 2 energy 1 3 swp_index 28 4 -1.0E31 1.0E31 -1.0E31 dtheta dtheta 9779338 4 Last Index Fastest Delta Angle array with dimension (NSWP, NENERGY, NBINS, NMASS) IEEE754MSBSingle Degrees mass 2 1 angle 64 2 energy 1 3 swp_index 28 4 -1.0E31 1.0E31 -1.0E31 phi phi 9794206 4 Last Index Fastest Angle array with dimension (NSWP, NENERGY, NBINS, NMASS) IEEE754MSBSingle Degrees mass 2 1 angle 64 2 energy 1 3 swp_index 28 4 -1.0E31 1.0E31 -1.0E31 dphi dphi 9809074 4 Last Index Fastest Delta Angle array with dimension (NSWP, NENERGY, NBINS, NMASS) IEEE754MSBSingle Degrees mass 2 1 angle 64 2 energy 1 3 swp_index 28 4 -1.0E31 1.0E31 -1.0E31 domega domega 9823942 4 Last Index Fastest Delta Solid Angle array with dimension (NSWP, NENERGY, NBINS, NMASS) IEEE754MSBSingle Steradians mass 2 1 angle 64 2 energy 1 3 swp_index 28 4 -1.0E31 1.0E31 -1.0E31 gf gf 9838810 4 Last Index Fastest Geometric Factor array with dimension (NSWP, NENERGY, NBINS, NMASS) IEEE754MSBSingle att_ind 4 1 angle 64 2 energy 1 3 swp_index 28 4 -1.0E31 1.0E31 -1.0E31 eff eff 9868014 4 Last Index Fastest Efficiency array with dimension (NEFF, NENERGY, NBINS, NMASS) IEEE754MSBSingle mass 2 1 angle 64 2 energy 1 3 eff_index 128 4 -1.0E31 1.0E31 -1.0E31 mass_arr mass_arr 9934082 4 Last Index Fastest Mass array with dimension (NSWP, NENERGY, NBINS, NMASS). Nominal mass of a mass bin in units of AMUs based on TOF. This array is not integer AMU. IEEE754MSBSingle AMU mass 2 1 angle 64 2 energy 1 3 swp_index 28 4 -1.0E31 1.0E31 -1.0E31 tof_arr tof_arr 9948950 4 Last Index Fastest Time-of-flight (TOF) array with dimension (NMLUT, NENERGY, NBINS, NMASS). Gives average TOF value for mass bins. IEEE754MSBSingle mass 2 1 angle 64 2 energy 1 3 mlut_index 9 4 -1.0E31 1.0E31 -1.0E31 twt_arr twt_arr 9954090 4 Last Index Fastest Time-of-flight Weight (TWT) array with dimension (NMLUT, NENERGY, NBINS, NMASS). Gives number of TOF bins in a given mass bin. Used for normalizing a mass spectra. IEEE754MSBSingle mass 2 1 angle 64 2 energy 1 3 mlut_index 9 4 -1.0E31 1.0E31 -1.0E31
Q. APID d6 (events) - raw event data This sample data product label is from the MAVEN STATIC Raw Event Data Collection (LID = urn:nasa:pds:maven.static.c:data.d6_events). The sample label is for the date 2018-12-02. urn:nasa:pds:maven.static.c:data.d6_events:mvn_sta_l2_d6-events_20181202 1.0 MAVEN STATIC Ion Spectra for 2018-12-02 1.4.0.0 Product_Observational McFadden, J. P. 2019 Time-ordered, raw event data covering 2018-12-02. 2019-05-08 1.0 Initial Verion 2018-12-02T02:16:34.732Z 2018-12-02T20:12:18.412Z Engineering Calibrated Mars Atmosphere and Volatile EvolutioN Mission Mission urn:nasa:pds:context:investigation:mission.maven data_to_investigation MAVEN Spacecraft urn:nasa:pds:context:instrument_host:spacecraft.maven is_instrument_host STATIC Instrument urn:nasa:pds:context:instrument:static.maven is_instrument Mars Planet urn:nasa:pds:context:target:planet.mars data_to_target EM-3 3.912426305521201E13 3.9128492986432E13 project_name MAVEN M spacecraft 0 0 data_name XX YYY where XX is the APID and YYY is the array abbreviation (64e2m, 32e32m, etc.) d apid Application Process Identifier (APID) for the packet from which the data are taken. d num_dists Number of measurements or times in the file 147283 tdc1_conv Conversion factor for TDC1 0.17111568 tdc2_conv Conversion factor for TDC2 0.17111568 tdc3_conv Conversion factor for TDC3 0.0569395 tdc4_conv Conversion factor for TDC4 0.05574913 tdc1_offset Offset to subtract from TDC1 before multiplying by TDC1_CONV to get TOF in nanoseconds 16.0 tdc2_offset Offset to subtract from TDC2 before multiplying by TDC1_CONV to get TOF in nanoseconds 22.0 tdc3_offset Offset to subtract from TDC3 before multiplying by TDC1_CONV to get POS in nanoseconds 3.0 tdc4_offset Offset to subtract from TDC4 before multiplying by TDC1_CONV to get POS in nanoseconds -0.5 evconvlut Look up table code for valid events addressed by the TDC pulses (see cmd 0x41 in MAVEN_PF_STATIC_012_FPGA_Specification) 255 timerst Sets dead time for rejected events. Used to assure TDC is completely reset. (see cmd 0x46 in MAVEN_PF_STATIC_012_FPGA_Specification) 10 time values epoch data_values_to_data_values time_met data_values_to_data_values time_unix data_values_to_data_values urn:nasa:pds:maven.spice:spice_kernels:lsk_naif0012.tls::1.0 data_to_spice_kernel This data file was processed using the SPICE leapsecond kernel: naif0012.tls. urn:nasa:pds:maven.spice:spice_kernels:sclk_mvn_sclkscet_00065.tsc::1.0 data_to_spice_kernel This data file was processed using the SPICE MAVEN SCLK kernel: MVN_SCLKSCET.00065.tsc. mvn_sta_l2_d6-events_20181202_v02_r08.cdf 2019-05-08T02:43:13 7719925 189a330406d432faa67385a3e090c041
CDF Header 0 404 CDF 3.4 ISTP/IACG
TT2000 epoch 45965 1 Last Index Fastest UTC time from 01-Jan-2000 12:00:00.000 (including leap seconds), stored as an integer in nanoseconds. SignedMSB8 nanosec epoch 147283 1 -0.0 3.595796016651621E-222 2.2152726415982762E-279 Mission Elapsed Time time_met 1224733 1 Last Index Fastest Mission elapsed time for this data record. IEEE754MSBDouble sec epoch 147283 1 -1.0E31 8.5587834E8 0.0 SPICE Ephemeris Time time_ephemeris 2403501 1 Last Index Fastest Time used by SPICE program. IEEE754MSBDouble sec epoch 147283 1 -1.0E31 1.293883209183998E9 4.380048671839981E8 Unix Time time_unix 3582269 1 Last Index Fastest Unix time (elapsed seconds since 1970-01-01/00:00 without leap seconds) for this data record. This time is the center time of data collection. IEEE754MSBDouble sec epoch 147283 1 -1.0E31 2.24061114E9 1.3847328E9 Valid flag valid 4761031 1 Last Index Fastest Validity flag codes valid data (bit 0), test pulser on (bit 1), diagnostic mode (bit 2), data compression type (bit 3-4), packet compression (bit 5) (NUM_DISTS elements) SignedMSB2 epoch 147283 1 -32768 32767 -32767 tdc_1 tdc_1 5056095 1 Last Index Fastest Time-to-Digital Converter (TDC) 1, time of flight from TA-TC. SignedMSB2 epoch 147283 1 -32768 32767 -32767 tdc_2 tdc_2 5351159 1 Last Index Fastest Time-to-Digital Converter (TDC) 2, time of flight from TB-TD. SignedMSB2 epoch 147283 1 -32768 32767 -32767 tdc_3 tdc_3 5646223 1 Last Index Fastest Time-to-Digital Converter (TDC) 3, position from TA-TB. SignedMSB2 epoch 147283 1 -32768 32767 -32767 tdc_4 tdc_4 5941287 1 Last Index Fastest Time-to-Digital Converter (TDC) 4, position from TC-TD. SignedMSB2 epoch 147283 1 -32768 32767 -32767 ev_code event_code 6236351 1 Last Index Fastest Event code: bit0-5: A-first, B-first, A-pulse valid, B-pulse valid, C-pulse valid, D-pulse valid SignedMSB2 epoch 147283 1 -32768 32767 -32767 cyclestep cyclestep 6531415 1 Last Index Fastest Cycle step (0-1023) during a data accumulation that the event happened SignedMSB2 epoch 147283 1 -32768 32767 -32767 energy energy 6826481 1 Last Index Fastest Sensor energy during the event IEEE754MSBSingle epoch 147283 1 -1.0E31 1.0E31 -1.0E31 Quality flag quality_flag 7416111 1 Last Index Fastest Quality flag: test pulser on (bit 0), diagnostic mode (bit 1), dead time correction greater than 2 flag (bit 2), detector droop correction greater than 2 flag (bit 3), dead time correction not at event time (bit 4), electrostatic attenuator problem (bit 5), attenuator change during accumulation (bit 6), mode change during accumulation (bit 7), LPW interference with data (bit 8), high background (bit 9), no background subtraction array (bit 10), missing spacecraft potential (bit 11), inflight calibration incomplete (bit 12), geometric factor problem (bit 13), ion suppression problem (bit 14), 0 (bit 15) SignedMSB2 epoch 147283 1 -32768 32767 -32767 an_bin_tdc3 an_bin_tdc3 7717745 2 Last Index Fastest Onboard anode bin rejection boundaries used to filter TDC3 event position with dimension 16 anodes x 2 limits (16, 2). (upper/lower limits) SignedMSB2 limit 2 1 annode 16 2 -32768 32767 -32767 an_bin_tdc4 an_bin_tdc4 7718323 2 Last Index Fastest Onboard anode bin rejection boundaries used to filter TDC4 event position with dimension 16 anodes x 2 limits (16, 2). (upper/lower limits) SignedMSB2 limit 2 1 annode 16 2 -32768 32767 -32767 ms_bias_offset ms_bias_offset 7718893 1 Last Index Fastest Onboard mass bias offset array for correcting TDC1 and TDC2 prior to mass bin validation. SignedMSB2 annode 16 1 -32768 32767 -32767
R. APID d7 (fsthkp) - fast housekeeping This sample data product label is from the MAVEN STATIC Fast Housekeeping Data Collection (LID = urn:nasa:pds:maven.static.c:data.d7_fsthkp). The sample label is for the date 2018-12-01. urn:nasa:pds:maven.static.c:data.d7_fsthkp:mvn_sta_l2_d7-fsthkp_20181201 1.0 MAVEN STATIC Ion Spectra for 2018-12-01 1.4.0.0 Product_Observational McFadden, J. P. 2019 Time-ordered, fully calibrated fast housekeeping data covering 2018-12-01. 2019-05-08 1.0 Initial Verion 2018-12-01T07:59:21.813Z 2018-12-01T08:02:25.806Z Engineering Calibrated Mars Atmosphere and Volatile EvolutioN Mission Mission urn:nasa:pds:context:investigation:mission.maven data_to_investigation MAVEN Spacecraft urn:nasa:pds:context:instrument_host:spacecraft.maven is_instrument_host STATIC Instrument urn:nasa:pds:context:instrument:static.maven is_instrument Mars Planet urn:nasa:pds:context:target:planet.mars data_to_target EM-3 3.911994863249099E13 3.911996069060301E13 project_name MAVEN M spacecraft 0 0 data_name XX YYY where XX is the APID and YYY is the array abbreviation (64e2m, 32e32m, etc.) d apid Application Process Identifier (APID) for the packet from which the data are taken. d num_dists Number of measurements or times in the file 12288 nhkp Number of housekeeping channels - 99 24 time values epoch data_values_to_data_values time_met data_values_to_data_values time_unix data_values_to_data_values urn:nasa:pds:maven.spice:spice_kernels:lsk_naif0012.tls::1.0 data_to_spice_kernel This data file was processed using the SPICE leapsecond kernel: naif0012.tls. urn:nasa:pds:maven.spice:spice_kernels:sclk_mvn_sclkscet_00065.tsc::1.0 data_to_spice_kernel This data file was processed using the SPICE MAVEN SCLK kernel: MVN_SCLKSCET.00065.tsc. mvn_sta_l2_d7-fsthkp_20181201_v02_r02.cdf 2019-05-08T02:43:19 609054 5088ce3be20a64ca84fe7b7f1bb6bca1
CDF Header 0 404 CDF 3.4 ISTP/IACG
TT2000 epoch 33893 1 Last Index Fastest UTC time from 01-Jan-2000 12:00:00.000 (including leap seconds), stored as an integer in nanoseconds. SignedMSB8 nanosec epoch 12288 1 -0.0 3.595796016651621E-222 2.2152726415982762E-279 Mission Elapsed Time time_met 132701 1 Last Index Fastest Mission elapsed time for this data record. IEEE754MSBDouble sec epoch 12288 1 -1.0E31 8.5587834E8 0.0 SPICE Ephemeris Time time_ephemeris 231509 1 Last Index Fastest Time used by SPICE program. IEEE754MSBDouble sec epoch 12288 1 -1.0E31 1.293883209183998E9 4.380048671839981E8 Unix Time time_unix 330317 1 Last Index Fastest Unix time (elapsed seconds since 1970-01-01/00:00 without leap seconds) for this data record. This time is the center time of data collection. IEEE754MSBDouble sec epoch 12288 1 -1.0E31 2.24061114E9 1.3847328E9 Valid flag valid 429119 1 Last Index Fastest Validity flag codes valid data (bit 0), test pulser on (bit 1), diagnostic mode (bit 2), data compression type (bit 3-4), packet compression (bit 5) (NUM_DISTS elements) SignedMSB2 epoch 12288 1 -32768 32767 -32767 hxkp_raw hkp_raw 454193 1 Last Index Fastest Housekeeping array of dimension (NHKP) of raw housekeeping values. SignedMSB2 epoch 12288 1 -32768 32767 -32767 hkp hkp_calib 479269 1 Last Index Fastest Housekeeping array of dimension (NUM_DISTS) of calibrated housekeeping values IEEE754MSBSingle epoch 12288 1 -1.0E31 1.0E31 -1.0E31 hkp_ind hkp_ind 528921 1 Last Index Fastest Index defines the selected fast housekeeping channel (NUM_DISTS elements). HKP_IND can be used to select support data. SignedMSB4 epoch 12288 1 -2147483648 2147483647 -2147483647 Quality flag quality_flag 578571 1 Last Index Fastest Quality flag: test pulser on (bit 0), diagnostic mode (bit 1), dead time correction greater than 2 flag (bit 2), detector droop correction greater than 2 flag (bit 3), dead time correction not at event time (bit 4), electrostatic attenuator problem (bit 5), attenuator change during accumulation (bit 6), mode change during accumulation (bit 7), LPW interference with data (bit 8), high background (bit 9), no background subtraction array (bit 10), missing spacecraft potential (bit 11), inflight calibration incomplete (bit 12), geometric factor problem (bit 13), ion suppression problem (bit 14), 0 (bit 15) SignedMSB2 epoch 12288 1 -32768 32767 -32767 hkp_conv hkp_conv 606689 2 Last Index Fastest Calibration parameters to convert raw housekeeping value to calibrated housekeeping with dimension (8,NHKP) IEEE754MSBDouble hsk_channel 24 1 n/a 8 2 -1.0E31 1.0E31 -1.0E31
S. APID d8 (12r) - 12 event rates summed over energy This sample data product label is from the MAVEN STATIC Event Rate: 12 Rate Channels Summed Over a Single Spin Data Collection (LID = urn:nasa:pds:maven.static.c:data.d8_12r1e). The sample label is for the date 2018-12-02. urn:nasa:pds:maven.static.c:data.d8_12r1e:mvn_sta_l2_d8-12r1e_20181202 1.0 MAVEN STATIC Ion Spectra for 2018-12-02 1.4.0.0 Product_Observational McFadden, J. P. 2019 Time-ordered event rate data summed over a spin 12 event rates averaged over energy covering 2018-12-02. 2019-05-08 1.0 Initial Verion 2018-12-02T00:00:11.743Z 2018-12-03T00:00:07.507Z Science Calibrated Magnetosphere Particles Ions Plasma Mars Atmosphere and Volatile EvolutioN Mission Mission urn:nasa:pds:context:investigation:mission.maven data_to_investigation MAVEN Spacecraft urn:nasa:pds:context:instrument_host:spacecraft.maven is_instrument_host STATIC Instrument urn:nasa:pds:context:instrument:static.maven is_instrument Mars Planet urn:nasa:pds:context:target:planet.mars data_to_target EM-3 3.912372677527601E13 3.912938880354899E13 project_name MAVEN M spacecraft 0 0 data_name XX YYY where XX is the APID and YYY is the array abbreviation (64e2m, 32e32m, etc.) d apid Application Process Identifier (APID) for the packet from which the data are taken. d num_dists Number of measurements or times in the file 21600 nswp Number of sweep tables; will increase over mission as new sweep modes are added 28 nrate Number of rate channels - 12 12 time values epoch data_values_to_data_values time_met data_values_to_data_values time_unix data_values_to_data_values urn:nasa:pds:maven.spice:spice_kernels:lsk_naif0012.tls::1.0 data_to_spice_kernel This data file was processed using the SPICE leapsecond kernel: naif0012.tls. urn:nasa:pds:maven.spice:spice_kernels:sclk_mvn_sclkscet_00065.tsc::1.0 data_to_spice_kernel This data file was processed using the SPICE MAVEN SCLK kernel: MVN_SCLKSCET.00065.tsc. mvn_sta_l2_d8-12r1e_20181202_v02_r08.cdf 2019-05-08T02:43:19 2657265 b28725a478ce6d86b6c439f9a9bb5030
CDF Header 0 404 CDF 3.4 ISTP/IACG
TT2000 epoch 43764 1 Last Index Fastest UTC time from 01-Jan-2000 12:00:00.000 (including leap seconds), stored as an integer in nanoseconds. SignedMSB8 nanosec epoch 21600 1 -0.0 3.595796016651621E-222 2.2152726415982762E-279 Mission Elapsed Time time_met 217068 1 Last Index Fastest Mission elapsed time for this data record. IEEE754MSBDouble sec epoch 21600 1 -1.0E31 8.5587834E8 0.0 SPICE Ephemeris Time time_ephemeris 390372 1 Last Index Fastest Time used by SPICE program. IEEE754MSBDouble sec epoch 21600 1 -1.0E31 1.293883209183998E9 4.380048671839981E8 Unix Time time_unix 563676 1 Last Index Fastest Unix time (elapsed seconds since 1970-01-01/00:00 without leap seconds) for this data record. This time is the center time of data collection. IEEE754MSBDouble sec epoch 21600 1 -1.0E31 2.24061114E9 1.3847328E9 Interval start time (unix) time_start 736980 1 Last Index Fastest Unix time at the start of data collection. (NUM_DISTS elements) IEEE754MSBDouble sec epoch 21600 1 -1.0E31 2.24061114E9 1.3847328E9 Interval end time (unix) time_end 910284 1 Last Index Fastest Unix time at the end of data collection. (NUM_DISTS elements) IEEE754MSBDouble sec epoch 21600 1 -1.0E31 2.24061114E9 1.3847328E9 Integration time integ_time 1083588 1 Last Index Fastest Integration time for rate in seconds. (NUM_DISTS elements). IEEE754MSBDouble epoch 21600 1 -1.0E31 1.0E31 -1.0E31 Valid flag valid 1256886 1 Last Index Fastest Validity flag codes valid data (bit 0), test pulser on (bit 1), diagnostic mode (bit 2), data compression type (bit 3-4), packet compression (bit 5) (NUM_DISTS elements) SignedMSB2 epoch 21600 1 -32768 32767 -32767 Eprom version eprom_ver 1300584 1 Last Index Fastest An integer designating the flight EPROM version number that determines stored Real Time Sequence (RTS) commands and table loads that configure the STATIC instrument and determine energy and angle sweeps. SignedMSB2 epoch 21600 1 -32768 32767 -32767 Header header 1344284 1 Last Index Fastest A long integer that consists of bytes 12-15 in data packet header. See MAVEN_PF_FSW_021_CTM.xls for definition of header bits. (NUM_DISTS elements) SignedMSB4 epoch 21600 1 -2147483648 2147483647 -2147483647 Mode number mode 1431182 1 Last Index Fastest Decoded mode number: 1=ram, 2=conic, 3=pickup, 4=scan, 5=eclipse, 6=protect SignedMSB2 epoch 21600 1 -32768 32767 -32767 Telemetry rate number rate 1474880 1 Last Index Fastest Decoded telemetry rate number. (NUM_DISTS elements) SignedMSB2 epoch 21600 1 -32768 32767 -32767 Sweep index swp_ind 1518578 1 Last Index Fastest Index that identifies the energy and deflector sweep look up tables (LUT) for the sensor. SWP_IND is an index that selects the following support data arrays: ENERGY, DENERGY, THETA, DTHETA, PHI, DPHI, DOMEGA, GF and MASS_ARR. (NUM_DISTS elements), EN_IND Le NSWP SignedMSB2 epoch 21600 1 -32768 32767 -32767 Rates rates 1562286 2 Last Index Fastest Rate data for the rate channels sorted by energy step with dimension (NUM_DISTS, NRATE, NENERGY) units=counts/s IEEE754MSBSingle 1/sec epoch 21600 1 rate_channel 12 2 -1.0E31 1.0E31 -1.0E31 Quality flag quality_flag 2599584 1 Last Index Fastest Quality flag: test pulser on (bit 0), diagnostic mode (bit 1), dead time correction greater than 2 flag (bit 2), detector droop correction greater than 2 flag (bit 3), dead time correction not at event time (bit 4), electrostatic attenuator problem (bit 5), attenuator change during accumulation (bit 6), mode change during accumulation (bit 7), LPW interference with data (bit 8), high background (bit 9), no background subtraction array (bit 10), missing spacecraft potential (bit 11), inflight calibration incomplete (bit 12), geometric factor problem (bit 13), ion suppression problem (bit 14), 0 (bit 15) SignedMSB2 epoch 21600 1 -32768 32767 -32767 energy energy 2646320 2 Last Index Fastest Energy array with dimension (NSWP, 64) IEEE754MSBSingle eV energy 64 1 swp_index 28 2 -1.0E31 1.0E31 -1.0E31
T. APID d9 (12r64e) - 12 event rates x 64 energy This sample data product label is from the MAVEN STATIC Event Rate: 12 Rate Channels Summed Over Multiple Spins Data Collection (LID = urn:nasa:pds:maven.static.c:data.d9_12r64e). The sample label is for the date 2018-12-20. urn:nasa:pds:maven.static.c:data.d9_12r64e:mvn_sta_l2_d9-12r64e_20181220 1.0 MAVEN STATIC Ion Spectra for 2018-12-20 1.4.0.0 Product_Observational McFadden, J. P. 2019 Time-ordered event rate data sorted into 12 rates x 64 energy bin arrays that are summed over multiple spins covering 2018-12-20. 2019-05-08 1.0 Initial Verion 2018-12-20T00:02:59.341Z 2018-12-21T00:00:50.960Z Science Calibrated Magnetosphere Particles Ions Plasma Mars Atmosphere and Volatile EvolutioN Mission Mission urn:nasa:pds:context:investigation:mission.maven data_to_investigation MAVEN Spacecraft urn:nasa:pds:context:instrument_host:spacecraft.maven is_instrument_host STATIC Instrument urn:nasa:pds:context:instrument:static.maven is_instrument Mars Planet urn:nasa:pds:context:target:planet.mars data_to_target EM-3 3.922565926485799E13 3.923131315723599E13 project_name MAVEN M spacecraft 0 0 data_name XX YYY where XX is the APID and YYY is the array abbreviation (64e2m, 32e32m, etc.) d apid Application Process Identifier (APID) for the packet from which the data are taken. d num_dists Number of measurements or times in the file 675 nswp Number of sweep tables; will increase over mission as new sweep modes are added 28 nrate Number of rate channels - 12 12 time values epoch data_values_to_data_values time_met data_values_to_data_values time_unix data_values_to_data_values urn:nasa:pds:maven.spice:spice_kernels:lsk_naif0012.tls::1.0 data_to_spice_kernel This data file was processed using the SPICE leapsecond kernel: naif0012.tls. urn:nasa:pds:maven.spice:spice_kernels:sclk_mvn_sclkscet_00066.tsc::1.0 data_to_spice_kernel This data file was processed using the SPICE MAVEN SCLK kernel: MVN_SCLKSCET.00066.tsc. mvn_sta_l2_d9-12r64e_20181220_v02_r05.cdf 2019-05-08T02:43:26 2188273 c61824e84c2b0431f59f1a180153e7b8
CDF Header 0 404 CDF 3.4 ISTP/IACG
TT2000 epoch 44562 1 Last Index Fastest UTC time from 01-Jan-2000 12:00:00.000 (including leap seconds), stored as an integer in nanoseconds. SignedMSB8 nanosec epoch 675 1 -0.0 3.595796016651621E-222 2.2152726415982762E-279 Mission Elapsed Time time_met 50466 1 Last Index Fastest Mission elapsed time for this data record. IEEE754MSBDouble sec epoch 675 1 -1.0E31 8.5587834E8 0.0 SPICE Ephemeris Time time_ephemeris 56370 1 Last Index Fastest Time used by SPICE program. IEEE754MSBDouble sec epoch 675 1 -1.0E31 1.293883209183998E9 4.380048671839981E8 Unix Time time_unix 62274 1 Last Index Fastest Unix time (elapsed seconds since 1970-01-01/00:00 without leap seconds) for this data record. This time is the center time of data collection. IEEE754MSBDouble sec epoch 675 1 -1.0E31 2.24061114E9 1.3847328E9 Interval start time (unix) time_start 68178 1 Last Index Fastest Unix time at the start of data collection. (NUM_DISTS elements) IEEE754MSBDouble sec epoch 675 1 -1.0E31 2.24061114E9 1.3847328E9 Interval end time (unix) time_end 74082 1 Last Index Fastest Unix time at the end of data collection. (NUM_DISTS elements) IEEE754MSBDouble sec epoch 675 1 -1.0E31 2.24061114E9 1.3847328E9 Integration time integ_time 79986 1 Last Index Fastest Integration time for rate in seconds. (NUM_DISTS elements). IEEE754MSBDouble epoch 675 1 -1.0E31 1.0E31 -1.0E31 Valid flag valid 85884 1 Last Index Fastest Validity flag codes valid data (bit 0), test pulser on (bit 1), diagnostic mode (bit 2), data compression type (bit 3-4), packet compression (bit 5) (NUM_DISTS elements) SignedMSB2 epoch 675 1 -32768 32767 -32767 Eprom version eprom_ver 87732 1 Last Index Fastest An integer designating the flight EPROM version number that determines stored Real Time Sequence (RTS) commands and table loads that configure the STATIC instrument and determine energy and angle sweeps. SignedMSB2 epoch 675 1 -32768 32767 -32767 Header header 89582 1 Last Index Fastest A long integer that consists of bytes 12-15 in data packet header. See MAVEN_PF_FSW_021_CTM.xls for definition of header bits. (NUM_DISTS elements) SignedMSB4 epoch 675 1 -2147483648 2147483647 -2147483647 Mode number mode 92780 1 Last Index Fastest Decoded mode number: 1=ram, 2=conic, 3=pickup, 4=scan, 5=eclipse, 6=protect SignedMSB2 epoch 675 1 -32768 32767 -32767 Telemetry rate number rate 94628 1 Last Index Fastest Decoded telemetry rate number. (NUM_DISTS elements) SignedMSB2 epoch 675 1 -32768 32767 -32767 Sweep index swp_ind 96476 1 Last Index Fastest Index that identifies the energy and deflector sweep look up tables (LUT) for the sensor. SWP_IND is an index that selects the following support data arrays: ENERGY, DENERGY, THETA, DTHETA, PHI, DPHI, DOMEGA, GF and MASS_ARR. (NUM_DISTS elements), EN_IND Le NSWP SignedMSB2 epoch 675 1 -32768 32767 -32767 Rates rates 98342 3 Last Index Fastest Rate data for the rate channels sorted by energy step with dimension (NUM_DISTS, NRATE, NENERGY) units=counts/s IEEE754MSBSingle 1/sec epoch 675 1 energy 64 2 rate_channel 12 3 -1.0E31 1.0E31 -1.0E31 Quality flag quality_flag 2172440 1 Last Index Fastest Quality flag: test pulser on (bit 0), diagnostic mode (bit 1), dead time correction greater than 2 flag (bit 2), detector droop correction greater than 2 flag (bit 3), dead time correction not at event time (bit 4), electrostatic attenuator problem (bit 5), attenuator change during accumulation (bit 6), mode change during accumulation (bit 7), LPW interference with data (bit 8), high background (bit 9), no background subtraction array (bit 10), missing spacecraft potential (bit 11), inflight calibration incomplete (bit 12), geometric factor problem (bit 13), ion suppression problem (bit 14), 0 (bit 15) SignedMSB2 epoch 675 1 -32768 32767 -32767 energy energy 2177328 2 Last Index Fastest Energy array with dimension (NSWP, 64) IEEE754MSBSingle eV energy 64 1 swp_index 28 2 -1.0E31 1.0E31 -1.0E31
U. APID da (1r) - 1 selected event rate at high resolution This sample data product label is from the MAVEN STATIC Event Rate Selected Channel Data Collection (LID = urn:nasa:pds:maven.static.c:data.da_1r). The sample label is for the date 2018-12-20 urn:nasa:pds:maven.static.c:data.da_1r:mvn_sta_l2_da-1r64e_20181220 1.0 MAVEN STATIC Ion Spectra for 2018-12-20 1.4.0.0 Product_Observational McFadden, J. P. 2019 Time-ordered event rate data from a selected rate channel covering 2018-12-20. 2019-05-08 1.0 Initial Verion 2018-12-20T00:00:05.341Z 2018-12-21T00:00:00.961Z Science Calibrated Magnetosphere Particles Ions Plasma Mars Atmosphere and Volatile EvolutioN Mission Mission urn:nasa:pds:context:investigation:mission.maven data_to_investigation MAVEN Spacecraft urn:nasa:pds:context:instrument_host:spacecraft.maven is_instrument_host STATIC Instrument urn:nasa:pds:context:instrument:static.maven is_instrument Mars Planet urn:nasa:pds:context:target:planet.mars data_to_target EM-3 3.922564786161799E13 3.923130988045199E13 project_name MAVEN M spacecraft 0 0 data_name XX YYY where XX is the APID and YYY is the array abbreviation (64e2m, 32e32m, etc.) d apid Application Process Identifier (APID) for the packet from which the data are taken. d num_dists Number of measurements or times in the file 21600 nswp Number of sweep tables; will increase over mission as new sweep modes are added 28 nrate Number of rate channels - 12 1 time values epoch data_values_to_data_values time_met data_values_to_data_values time_unix data_values_to_data_values urn:nasa:pds:maven.spice:spice_kernels:lsk_naif0012.tls::1.0 data_to_spice_kernel This data file was processed using the SPICE leapsecond kernel: naif0012.tls. urn:nasa:pds:maven.spice:spice_kernels:sclk_mvn_sclkscet_00066.tsc::1.0 data_to_spice_kernel This data file was processed using the SPICE MAVEN SCLK kernel: MVN_SCLKSCET.00066.tsc. mvn_sta_l2_da-1r64e_20181220_v02_r05.cdf 2019-05-08T02:43:31 7194837 211bba8a91e9df199f00726001693203
CDF Header 0 404 CDF 3.4 ISTP/IACG
TT2000 epoch 44838 1 Last Index Fastest UTC time from 01-Jan-2000 12:00:00.000 (including leap seconds), stored as an integer in nanoseconds. SignedMSB8 nanosec epoch 21600 1 -0.0 3.595796016651621E-222 2.2152726415982762E-279 Mission Elapsed Time time_met 218142 1 Last Index Fastest Mission elapsed time for this data record. IEEE754MSBDouble sec epoch 21600 1 -1.0E31 8.5587834E8 0.0 SPICE Ephemeris Time time_ephemeris 391446 1 Last Index Fastest Time used by SPICE program. IEEE754MSBDouble sec epoch 21600 1 -1.0E31 1.293883209183998E9 4.380048671839981E8 Unix Time time_unix 564750 1 Last Index Fastest Unix time (elapsed seconds since 1970-01-01/00:00 without leap seconds) for this data record. This time is the center time of data collection. IEEE754MSBDouble sec epoch 21600 1 -1.0E31 2.24061114E9 1.3847328E9 Interval start time (unix) time_start 738054 1 Last Index Fastest Unix time at the start of data collection. (NUM_DISTS elements) IEEE754MSBDouble sec epoch 21600 1 -1.0E31 2.24061114E9 1.3847328E9 Interval end time (unix) time_end 911358 1 Last Index Fastest Unix time at the end of data collection. (NUM_DISTS elements) IEEE754MSBDouble sec epoch 21600 1 -1.0E31 2.24061114E9 1.3847328E9 Integration time integ_time 1084662 1 Last Index Fastest Integration time for rate in seconds. (NUM_DISTS elements). IEEE754MSBDouble epoch 21600 1 -1.0E31 1.0E31 -1.0E31 Valid flag valid 1257960 1 Last Index Fastest Validity flag codes valid data (bit 0), test pulser on (bit 1), diagnostic mode (bit 2), data compression type (bit 3-4), packet compression (bit 5) (NUM_DISTS elements) SignedMSB2 epoch 21600 1 -32768 32767 -32767 Eprom version eprom_ver 1301658 1 Last Index Fastest An integer designating the flight EPROM version number that determines stored Real Time Sequence (RTS) commands and table loads that configure the STATIC instrument and determine energy and angle sweeps. SignedMSB2 epoch 21600 1 -32768 32767 -32767 Header header 1345358 1 Last Index Fastest A long integer that consists of bytes 12-15 in data packet header. See MAVEN_PF_FSW_021_CTM.xls for definition of header bits. (NUM_DISTS elements) SignedMSB4 epoch 21600 1 -2147483648 2147483647 -2147483647 Mode number mode 1432256 1 Last Index Fastest Decoded mode number: 1=ram, 2=conic, 3=pickup, 4=scan, 5=eclipse, 6=protect SignedMSB2 epoch 21600 1 -32768 32767 -32767 Telemetry rate number rate 1475954 1 Last Index Fastest Decoded telemetry rate number. (NUM_DISTS elements) SignedMSB2 epoch 21600 1 -32768 32767 -32767 Sweep index swp_ind 1519652 1 Last Index Fastest Index that identifies the energy and deflector sweep look up tables (LUT) for the sensor. SWP_IND is an index that selects the following support data arrays: ENERGY, DENERGY, THETA, DTHETA, PHI, DPHI, DOMEGA, GF and MASS_ARR. (NUM_DISTS elements), EN_IND Le NSWP SignedMSB2 epoch 21600 1 -32768 32767 -32767 Rates rates 1563360 2 Last Index Fastest Rate data for the rate channels sorted by energy step with dimension (NUM_DISTS, NRATE, NENERGY) units=counts/s IEEE754MSBSingle 1/sec epoch 21600 1 energy 64 2 -1.0E31 1.0E31 -1.0E31 Channel rate_channel 7093458 1 Last Index Fastest Rate Channel selected (0-11) SignedMSB2 epoch 21600 1 -32768 32767 -32767 Quality flag quality_flag 7137156 1 Last Index Fastest Quality flag: test pulser on (bit 0), diagnostic mode (bit 1), dead time correction greater than 2 flag (bit 2), detector droop correction greater than 2 flag (bit 3), dead time correction not at event time (bit 4), electrostatic attenuator problem (bit 5), attenuator change during accumulation (bit 6), mode change during accumulation (bit 7), LPW interference with data (bit 8), high background (bit 9), no background subtraction array (bit 10), missing spacecraft potential (bit 11), inflight calibration incomplete (bit 12), geometric factor problem (bit 13), ion suppression problem (bit 14), 0 (bit 15) SignedMSB2 epoch 21600 1 -32768 32767 -32767 energy energy 7183892 2 Last Index Fastest Energy array with dimension (NSWP, 64) IEEE754MSBSingle eV energy 64 1 swp_index 28 2 -1.0E31 1.0E31 -1.0E31
V. APID db (1024tof) - 1024 bin mass histogram in counts This sample data product label is from the MAVEN STATIC Raw Time-of-Flight Data Collection (LID = urn:nasa:pds:maven.static.c:data.db_1024tof). The sample label is for the date 2018-12-20. urn:nasa:pds:maven.static.c:data.db_1024tof:mvn_sta_l2_db-1024tof_20181220 1.0 MAVEN STATIC Ion Spectra for 2018-12-20 1.4.0.0 Product_Observational McFadden, J. P. 2019 Time-ordered time-of-flight (TOF) raw data covering 2018-12-20. 2019-05-08 1.0 Initial Verion 2018-12-20T00:00:05.341Z 2018-12-21T00:00:00.960Z Science Calibrated Magnetosphere Particles Ions Plasma Mars Atmosphere and Volatile EvolutioN Mission Mission urn:nasa:pds:context:investigation:mission.maven data_to_investigation MAVEN Spacecraft urn:nasa:pds:context:instrument_host:spacecraft.maven is_instrument_host STATIC Instrument urn:nasa:pds:context:instrument:static.maven is_instrument Mars Planet urn:nasa:pds:context:target:planet.mars data_to_target EM-3 3.922564786163899E13 3.923130988043399E13 project_name MAVEN M spacecraft 0 0 data_name XX YYY where XX is the APID and YYY is the array abbreviation (64e2m, 32e32m, etc.) d apid Application Process Identifier (APID) for the packet from which the data are taken. d num_dists Number of measurements or times in the file 21600 nswp Number of sweep tables; will increase over mission as new sweep modes are added 28 ntof Number of TOF channels - 1024 1024 Data Accumulated events binned into 1024 time-of-flight channels with dimension (NUM_DISTS, 1024) units=counts data particle_observation_to_observation_values energy particle_observation_to_aligned_values denergy particle_observation_to_aligned_values theta particle_observation_to_aligned_values dtheta particle_observation_to_aligned_values phi particle_observation_to_aligned_values dphi particle_observation_to_aligned_values domega particle_observation_to_aligned_values gf particle_observation_to_aligned_values eff particle_observation_to_aligned_values mass_arr particle_observation_to_aligned_values tof_arr particle_observation_to_aligned_values twt_arr particle_observation_to_aligned_values time values epoch data_values_to_data_values time_met data_values_to_data_values time_unix data_values_to_data_values urn:nasa:pds:maven.spice:spice_kernels:lsk_naif0012.tls::1.0 data_to_spice_kernel This data file was processed using the SPICE leapsecond kernel: naif0012.tls. urn:nasa:pds:maven.spice:spice_kernels:sclk_mvn_sclkscet_00066.tsc::1.0 data_to_spice_kernel This data file was processed using the SPICE MAVEN SCLK kernel: MVN_SCLKSCET.00066.tsc. mvn_sta_l2_db-1024tof_20181220_v02_r05.cdf 2019-05-08T02:44:09 90102401 5740f2f28cee7165b5c13a65616e4edd
CDF Header 0 404 CDF 3.4 ISTP/IACG
TT2000 epoch 43094 1 Last Index Fastest UTC time from 01-Jan-2000 12:00:00.000 (including leap seconds), stored as an integer in nanoseconds. SignedMSB8 nanosec epoch 21600 1 -0.0 3.595796016651621E-222 2.2152726415982762E-279 Mission Elapsed Time time_met 216398 1 Last Index Fastest Mission elapsed time for this data record. IEEE754MSBDouble sec epoch 21600 1 -1.0E31 8.5587834E8 0.0 SPICE Ephemeris Time time_ephemeris 389702 1 Last Index Fastest Time used by SPICE program. IEEE754MSBDouble sec epoch 21600 1 -1.0E31 1.293883209183998E9 4.380048671839981E8 Unix Time time_unix 563006 1 Last Index Fastest Unix time (elapsed seconds since 1970-01-01/00:00 without leap seconds) for this data record. This time is the center time of data collection. IEEE754MSBDouble sec epoch 21600 1 -1.0E31 2.24061114E9 1.3847328E9 Interval start time (unix) time_start 736310 1 Last Index Fastest Unix time at the start of data collection. (NUM_DISTS elements) IEEE754MSBDouble sec epoch 21600 1 -1.0E31 2.24061114E9 1.3847328E9 Interval end time (unix) time_end 909614 1 Last Index Fastest Unix time at the end of data collection. (NUM_DISTS elements) IEEE754MSBDouble sec epoch 21600 1 -1.0E31 2.24061114E9 1.3847328E9 Integration time integ_time 1082918 1 Last Index Fastest Integration time for TOF accumulation. (NUM_DISTS elements). IEEE754MSBDouble epoch 21600 1 -1.0E31 1.0E31 -1.0E31 Eprom version eprom_ver 1256216 1 Last Index Fastest An integer designating the flight EPROM version number that determines stored Real Time Sequence (RTS) commands and table loads that configure the STATIC instrument and determine energy and angle sweeps. SignedMSB2 epoch 21600 1 -32768 32767 -32767 Header header 1299916 1 Last Index Fastest A long integer that consists of bytes 12-15 in data packet header. See MAVEN_PF_FSW_021_CTM.xls for definition of header bits. (NUM_DISTS elements) SignedMSB4 epoch 21600 1 -2147483648 2147483647 -2147483647 Valid flag valid 1386814 1 Last Index Fastest Validity flag codes valid data (bit 0), test pulser on (bit 1), diagnostic mode (bit 2), data compression type (bit 3-4), packet compression (bit 5) (NUM_DISTS elements) SignedMSB2 epoch 21600 1 -32768 32767 -32767 Mode number mode 1430512 1 Last Index Fastest Decoded mode number: 1=ram, 2=conic, 3=pickup, 4=scan, 5=eclipse, 6=protect SignedMSB2 epoch 21600 1 -32768 32767 -32767 Telemetry rate number rate 1474210 1 Last Index Fastest Decoded telemetry rate number. (NUM_DISTS elements) SignedMSB2 epoch 21600 1 -32768 32767 -32767 Sweep index swp_ind 1517908 1 Last Index Fastest Index that identifies the energy and deflector sweep look up tables (LUT) for the sensor. SWP_IND is an index that selects the following support data arrays: ENERGY, DENERGY, THETA, DTHETA, PHI, DPHI, DOMEGA, GF and MASS_ARR. (NUM_DISTS elements), EN_IND Le NSWP SignedMSB2 epoch 21600 1 -32768 32767 -32767 Data data 1561616 2 Last Index Fastest Accumulated events binned into 1024 time-of-flight channels with dimension (NUM_DISTS, 1024) units=counts IEEE754MSBSingle counts epoch 21600 1 tof_channel 1024 2 -1.0E31 1.0E31 -1.0E31 Quality flag quality_flag 90035714 1 Last Index Fastest Quality flag: test pulser on (bit 0), diagnostic mode (bit 1), dead time correction greater than 2 flag (bit 2), detector droop correction greater than 2 flag (bit 3), dead time correction not at event time (bit 4), electrostatic attenuator problem (bit 5), attenuator change during accumulation (bit 6), mode change during accumulation (bit 7), LPW interference with data (bit 8), high background (bit 9), no background subtraction array (bit 10), missing spacecraft potential (bit 11), inflight calibration incomplete (bit 12), geometric factor problem (bit 13), ion suppression problem (bit 14), 0 (bit 15) SignedMSB2 epoch 21600 1 -32768 32767 -32767 energy energy 90082450 2 Last Index Fastest Energy array with dimension (NSWP, 64) IEEE754MSBSingle energy 64 1 swp_index 28 2 -1.0E31 1.0E31 -1.0E31 tof tof 90090626 1 Last Index Fastest Time of flight value for each TOF bin in nanoseconds. (1024 elements) IEEE754MSBSingle nanosec tof_channel 1024 1 -1.0E31 1.0E31 -1.0E31