MAVEN STATIC Ion Spectra for 2022-10-03

urn:nasa:pds:maven.static.c:data.d1_32e4d16a8m:mvn_sta_l2_d1-32e4d16a8m_20221003 1.0 MAVEN STATIC Ion Spectra for 2022-10-03 1.13.0.0 Product_Observational McFadden, J. P. 2023 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 2022-10-03. 2023-02-15 1.0 Initial Verion 2022-10-03T00:00:03.503Z 2022-10-03T23:59:59.105Z 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-5 4.705661527039E13 4.7062277281957E13 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 21171 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 2.2111049E-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 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_00104.tsc::1.0 data_to_spice_kernel This data file was processed using the SPICE MAVEN SCLK kernel: MVN_SCLKSCET.00104.tsc. mvn_sta_l2_d1-32e4d16a8m_20221003_v02_r04.cdf 2023-02-15T08:57:30 5580954183 c1331413036edb07444dbdb7e85b26ba

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 21171 1 -0.0 3.595796016652722E-222 2.2152726415990278E-279 Mission Elapsed Time time_met 259388 1 Last Index Fastest Mission elapsed time for this data record. IEEE754MSBDouble sec epoch 21171 1 -1.0E31 8.5587834E8 0.0 SPICE Ephemeris Time time_ephemeris 429260 1 Last Index Fastest Time used by SPICE program. IEEE754MSBDouble sec epoch 21171 1 -1.0E31 1.293883209183998E9 4.380048671839981E8 Unix Time time_unix 599132 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 21171 1 -1.0E31 2.24061114E9 1.3847328E9 Interval start time (unix) time_start 769004 1 Last Index Fastest Unix time at the start of data collection. (NUM_DISTS elements) IEEE754MSBDouble sec epoch 21171 1 -1.0E31 2.24061114E9 1.3847328E9 Interval end time (unix) time_end 938876 1 Last Index Fastest Unix time at the end of data collection. (NUM_DISTS elements) IEEE754MSBDouble sec epoch 21171 1 -1.0E31 2.24061114E9 1.3847328E9 Averaging time time_delta 1108748 1 Last Index Fastest Averaging time. (TIME_DELTA = TIME_END - TIME_START). IEEE754MSBDouble sec epoch 21171 1 -1.0E31 1.0E31 -1.0E31 Integration time time_integ 1278620 1 Last Index Fastest Integration time. (TIME_DELTA / (NENERGY*NDEF)). IEEE754MSBDouble sec epoch 21171 1 -1.0E31 1.0E31 -1.0E31 Eprom version eprom_ver 1448486 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 21171 1 -32768 32767 -32767 Header header 1491328 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 21171 1 -2147483648 2147483647 -2147483647 Valid flag valid 1576510 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 21171 1 -32768 32767 -32767 Mode number mode 1619350 1 Last Index Fastest Decoded mode number: 1=ram, 2=conic, 3=pickup, 4=scan, 5=eclipse, 6=protect SignedMSB2 epoch 21171 1 -32768 32767 -32767 Telemetry rate number rate 1662190 1 Last Index Fastest Decoded telemetry rate number. (NUM_DISTS elements) SignedMSB2 epoch 21171 1 -32768 32767 -32767 Sweep index swp_ind 1705030 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 21171 1 -32768 32767 -32767 MLUT index mlut_ind 1747870 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 21171 1 -32768 32767 -32767 Efficiency index eff_ind 1790710 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 21171 1 -32768 32767 -32767 Attenuator state att_ind 1833550 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 21171 1 -32768 32767 -32767 Spacecraft potential sc_pot 1876392 1 Last Index Fastest Spacecraft potential IEEE754MSBSingle volts epoch 21171 1 -1.0E31 1.0E31 -1.0E31 Magnetic field magf 1961584 2 Last Index Fastest Magnetic field vector with dimension (3) in STATIC coordinates IEEE754MSBSingle nT epoch 21171 1 vector_components 3 2 -1.0E31 1.0E31 -1.0E31 Quaternion to SC quat_sc 2216144 2 Last Index Fastest Quaternion elements to rotate from STATIC coordinates (same as APP coordinates) to SC coordinates (NUM_DISTS, 3) IEEE754MSBSingle epoch 21171 1 quaternion_elements 4 2 -1.0E31 1.0E31 -1.0E31 Quaternion to MSO quat_mso 2555388 2 Last Index Fastest Quaternion elements to rotate from STATIC coordinates (same as APP coordinates) to MSO coordinates (NUM_DISTS, 3) IEEE754MSBSingle epoch 21171 1 quaternion_elements 4 2 -1.0E31 1.0E31 -1.0E31 Bins flag bins_sc 2894630 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 21171 1 angle 64 2 -32768 32767 -32767 SC position MSO pos_sc_mso 5605026 2 Last Index Fastest Spacecraft position in MSO coordinates with dimension (NUM_DISTS, 3) IEEE754MSBSingle epoch 21171 1 vector_components 3 2 -1.0E31 1.0E31 -1.0E31 Background counts bkg 5859602 4 Last Index Fastest Background counts array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS) IEEE754MSBSingle Counts epoch 21171 1 mass 8 2 angle 64 3 energy 32 4 -1.0E31 1.0E31 -1.0E31 Dead_time correction dead 1393322782 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 21171 1 mass 8 2 angle 64 3 energy 32 4 -1.0E31 1.0E31 -1.0E31 Data counts data 2780785962 4 Last Index Fastest Counts array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS) IEEE754MSBSingle Counts epoch 21171 1 mass 8 2 angle 64 3 energy 32 4 -1.0E31 1.0E31 -1.0E31 Energy flux eflux 4168249142 4 Last Index Fastest Differential energy flux array with dimensions (NUM_DISTS, NENERGY, NBINS, NMASS) IEEE754MSBSingle eV/(cm^2-s-sr-eV) epoch 21171 1 mass 8 2 angle 64 3 energy 32 4 -1.0E31 1.0E31 -1.0E31 Quality flag quality_flag 5555712296 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 21171 1 -32768 32767 -32767 bins bins 5555763220 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 5555763880 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 5557599420 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 5559434960 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 5561270500 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 5563106040 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 5564941580 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 5566777120 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 5568612660 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 5569530696 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 5577919836 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 5579755376 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 5580345732 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