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Product_Observational

Identification_Area
logical_identifier
urn:nasa:pds:maven.static.c:data.db_1024tof:mvn_sta_l2_db-1024tof_20200307
version_id
1.0
title
MAVEN STATIC Ion Spectra for 2020-03-07
information_model_version
1.13.0.0
product_class
Product_Observational
Citation_Information
author_list
McFadden, J. P.
publication_year
2020
description
Time-ordered time-of-flight (TOF) raw data covering 2020-03-07.
Modification_History
Modification_Detail
modification_date
2020-08-11
version_id
1.0
description
Initial Verion
Observation_Area
Time_Coordinates
start_date_time
2020-03-07T00:00:06.167Z
stop_date_time
2020-03-08T00:00:01.583Z
Primary_Result_Summary
purpose
Science
processing_level
Calibrated
Science_Facets
domain
Magnetosphere
discipline_name
Particles
facet1
Ions
facet2
Plasma
Investigation_Area
name
Mars Atmosphere and Volatile EvolutioN Mission
type
Mission
Internal_Reference
lid_reference
urn:nasa:pds:context:investigation:mission.maven
reference_type
data_to_investigation
Observing_System
Observing_System_Component
name
MAVEN
type
Spacecraft
Internal_Reference
lid_reference
urn:nasa:pds:context:instrument_host:spacecraft.maven
reference_type
is_instrument_host
Observing_System_Component
name
STATIC
type
Instrument
Internal_Reference
lid_reference
urn:nasa:pds:context:instrument:static.maven
reference_type
is_instrument
Target_Identification
name
Mars
type
Planet
Internal_Reference
lid_reference
urn:nasa:pds:context:target:planet.mars
reference_type
data_to_target
Mission_Area
MAVEN
mission_phase_name
EM-4
spacecraft_clock_start_count
4.173404928954099E13
spacecraft_clock_stop_count
4.173971129501E13
Parameter
name
project_name
description
MAVEN
value
M
Parameter
name
spacecraft
description
0
value
0
Parameter
name
data_name
description
XX YYY where XX is the APID and YYY is the array abbreviation (64e2m, 32e32m, etc.)
value
d
Parameter
name
apid
description
Application Process Identifier (APID) for the packet from which the data are taken.
value
d
Parameter
name
num_dists
description
Number of measurements or times in the file
value
20757
Parameter
name
nswp
description
Number of sweep tables; will increase over mission as new sweep modes are added
value
28
Parameter
name
ntof
description
Number of TOF channels - 1024
value
1024
Discipline_Area
Particle_Observation
name
Data
description
Accumulated events binned into 1024 time-of-flight channels with dimension (NUM_DISTS, 1024) units=counts
Primary_Values
Local_Internal_Reference
local_identifier_reference
data
local_reference_type
particle_observation_to_observation_values
Aligned_Values
Local_Internal_Reference
local_identifier_reference
energy
local_reference_type
particle_observation_to_aligned_values
Aligned_Values
Local_Internal_Reference
local_identifier_reference
denergy
local_reference_type
particle_observation_to_aligned_values
Aligned_Values
Local_Internal_Reference
local_identifier_reference
theta
local_reference_type
particle_observation_to_aligned_values
Aligned_Values
Local_Internal_Reference
local_identifier_reference
dtheta
local_reference_type
particle_observation_to_aligned_values
Aligned_Values
Local_Internal_Reference
local_identifier_reference
phi
local_reference_type
particle_observation_to_aligned_values
Aligned_Values
Local_Internal_Reference
local_identifier_reference
dphi
local_reference_type
particle_observation_to_aligned_values
Aligned_Values
Local_Internal_Reference
local_identifier_reference
domega
local_reference_type
particle_observation_to_aligned_values
Aligned_Values
Local_Internal_Reference
local_identifier_reference
gf
local_reference_type
particle_observation_to_aligned_values
Aligned_Values
Local_Internal_Reference
local_identifier_reference
eff
local_reference_type
particle_observation_to_aligned_values
Aligned_Values
Local_Internal_Reference
local_identifier_reference
mass_arr
local_reference_type
particle_observation_to_aligned_values
Aligned_Values
Local_Internal_Reference
local_identifier_reference
tof_arr
local_reference_type
particle_observation_to_aligned_values
Aligned_Values
Local_Internal_Reference
local_identifier_reference
twt_arr
local_reference_type
particle_observation_to_aligned_values
Alternate_Values
name
time values
Data_Values
Local_Internal_Reference
local_identifier_reference
epoch
local_reference_type
data_values_to_data_values
Data_Values
Local_Internal_Reference
local_identifier_reference
time_met
local_reference_type
data_values_to_data_values
Data_Values
Local_Internal_Reference
local_identifier_reference
time_unix
local_reference_type
data_values_to_data_values
Reference_List
Internal_Reference
lidvid_reference
urn:nasa:pds:maven.spice:spice_kernels:lsk_naif0012.tls::1.0
reference_type
data_to_spice_kernel
comment
This data file was processed using the SPICE leapsecond kernel: naif0012.tls.
Internal_Reference
lidvid_reference
urn:nasa:pds:maven.spice:spice_kernels:sclk_mvn_sclkscet_00079.tsc::1.0
reference_type
data_to_spice_kernel
comment
This data file was processed using the SPICE MAVEN SCLK kernel: MVN_SCLKSCET.00079.tsc.
File_Area_Observational
File
file_name
mvn_sta_l2_db-1024tof_20200307_v02_r03.cdf
creation_date_time
2020-08-11T20:52:52
file_size
86588777
md5_checksum
2ecb967e10f437e8131b4174a70f5a98
Header
name
CDF Header
offset
0
object_length
404
parsing_standard_id
CDF 3.4 ISTP/IACG
Array
name
TT2000
local_identifier
xxxepoch
offset
43094
axes
1
axis_index_order
Last Index Fastest
description
UTC time from 01-Jan-2000 12:00:00.000 (including leap seconds), stored as an integer in nanoseconds.
Element_Array
data_type
SignedMSB8
unit
nanosec
Axis_Array
axis_name
epoch
elements
20757
sequence_number
1
Special_Constants
invalid_constant
-0.0
valid_maximum
3.595796016652722E-222
valid_minimum
2.2152726415990278E-279
Array
name
Mission Elapsed Time
local_identifier
xxxtime_met
offset
209654
axes
1
axis_index_order
Last Index Fastest
description
Mission elapsed time for this data record.
Element_Array
data_type
IEEE754MSBDouble
unit
sec
Axis_Array
axis_name
epoch
elements
20757
sequence_number
1
Special_Constants
invalid_constant
-1.0E31
valid_maximum
8.5587834E8
valid_minimum
0.0
Array
name
SPICE Ephemeris Time
local_identifier
xxxtime_ephemeris
offset
376214
axes
1
axis_index_order
Last Index Fastest
description
Time used by SPICE program.
Element_Array
data_type
IEEE754MSBDouble
unit
sec
Axis_Array
axis_name
epoch
elements
20757
sequence_number
1
Special_Constants
invalid_constant
-1.0E31
valid_maximum
1.293883209183998E9
valid_minimum
4.380048671839981E8
Array
name
Unix Time
local_identifier
xxxtime_unix
offset
542774
axes
1
axis_index_order
Last Index Fastest
description
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.
Element_Array
data_type
IEEE754MSBDouble
unit
sec
Axis_Array
axis_name
epoch
elements
20757
sequence_number
1
Special_Constants
invalid_constant
-1.0E31
valid_maximum
2.24061114E9
valid_minimum
1.3847328E9
Array
name
Interval start time (unix)
local_identifier
xxxtime_start
offset
709334
axes
1
axis_index_order
Last Index Fastest
description
Unix time at the start of data collection. (NUM_DISTS elements)
Element_Array
data_type
IEEE754MSBDouble
unit
sec
Axis_Array
axis_name
epoch
elements
20757
sequence_number
1
Special_Constants
invalid_constant
-1.0E31
valid_maximum
2.24061114E9
valid_minimum
1.3847328E9
Array
name
Interval end time (unix)
local_identifier
xxxtime_end
offset
875894
axes
1
axis_index_order
Last Index Fastest
description
Unix time at the end of data collection. (NUM_DISTS elements)
Element_Array
data_type
IEEE754MSBDouble
unit
sec
Axis_Array
axis_name
epoch
elements
20757
sequence_number
1
Special_Constants
invalid_constant
-1.0E31
valid_maximum
2.24061114E9
valid_minimum
1.3847328E9
Array
name
Integration time
local_identifier
xxxinteg_time
offset
1042454
axes
1
axis_index_order
Last Index Fastest
description
Integration time for TOF accumulation. (NUM_DISTS elements).
Element_Array
data_type
IEEE754MSBDouble
Axis_Array
axis_name
epoch
elements
20757
sequence_number
1
Special_Constants
invalid_constant
-1.0E31
valid_maximum
1.0E31
valid_minimum
-1.0E31
Array
name
Eprom version
local_identifier
xxxeprom_ver
offset
1209008
axes
1
axis_index_order
Last Index Fastest
description
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.
Element_Array
data_type
SignedMSB2
Axis_Array
axis_name
epoch
elements
20757
sequence_number
1
Special_Constants
invalid_constant
-32768
valid_maximum
32767
valid_minimum
-32767
Array
name
Header
local_identifier
xxxheader
offset
1251022
axes
1
axis_index_order
Last Index Fastest
description
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)
Element_Array
data_type
SignedMSB4
Axis_Array
axis_name
epoch
elements
20757
sequence_number
1
Special_Constants
invalid_constant
-2147483648
valid_maximum
2147483647
valid_minimum
-2147483647
Array
name
Valid flag
local_identifier
xxxvalid
offset
1334548
axes
1
axis_index_order
Last Index Fastest
description
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)
Element_Array
data_type
SignedMSB2
Axis_Array
axis_name
epoch
elements
20757
sequence_number
1
Special_Constants
invalid_constant
-32768
valid_maximum
32767
valid_minimum
-32767
Array
name
Mode number
local_identifier
xxxmode
offset
1376560
axes
1
axis_index_order
Last Index Fastest
description
Decoded mode number: 1=ram, 2=conic, 3=pickup, 4=scan, 5=eclipse, 6=protect
Element_Array
data_type
SignedMSB2
Axis_Array
axis_name
epoch
elements
20757
sequence_number
1
Special_Constants
invalid_constant
-32768
valid_maximum
32767
valid_minimum
-32767
Array
name
Telemetry rate number
local_identifier
xxxrate
offset
1418572
axes
1
axis_index_order
Last Index Fastest
description
Decoded telemetry rate number. (NUM_DISTS elements)
Element_Array
data_type
SignedMSB2
Axis_Array
axis_name
epoch
elements
20757
sequence_number
1
Special_Constants
invalid_constant
-32768
valid_maximum
32767
valid_minimum
-32767
Array
name
Sweep index
local_identifier
xxxswp_ind
offset
1460584
axes
1
axis_index_order
Last Index Fastest
description
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
Element_Array
data_type
SignedMSB2
Axis_Array
axis_name
epoch
elements
20757
sequence_number
1
Special_Constants
invalid_constant
-32768
valid_maximum
32767
valid_minimum
-32767
Array
name
Data
local_identifier
xxxdata
offset
1502606
axes
2
axis_index_order
Last Index Fastest
description
Accumulated events binned into 1024 time-of-flight channels with dimension (NUM_DISTS, 1024) units=counts
Element_Array
data_type
IEEE754MSBSingle
unit
counts
Axis_Array
axis_name
epoch
elements
20757
sequence_number
1
Axis_Array
axis_name
tof_channel
elements
1024
sequence_number
2
Special_Constants
invalid_constant
-1.0E31
valid_maximum
1.0E31
valid_minimum
-1.0E31
Array
name
Quality flag
local_identifier
xxxquality_flag
offset
86523776
axes
1
axis_index_order
Last Index Fastest
description
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)
Element_Array
data_type
SignedMSB2
Axis_Array
axis_name
epoch
elements
20757
sequence_number
1
Special_Constants
invalid_constant
-32768
valid_maximum
32767
valid_minimum
-32767
Array
name
energy
local_identifier
xxxenergy
offset
86568826
axes
2
axis_index_order
Last Index Fastest
description
Energy array with dimension (NSWP, 64)
Element_Array
data_type
IEEE754MSBSingle
Axis_Array
axis_name
energy
elements
64
sequence_number
1
Axis_Array
axis_name
swp_index
elements
28
sequence_number
2
Special_Constants
invalid_constant
-1.0E31
valid_maximum
1.0E31
valid_minimum
-1.0E31
Array
name
tof
local_identifier
xxxtof
offset
86577002
axes
1
axis_index_order
Last Index Fastest
description
Time of flight value for each TOF bin in nanoseconds. (1024 elements)
Element_Array
data_type
IEEE754MSBSingle
unit
nanosec
Axis_Array
axis_name
tof_channel
elements
1024
sequence_number
1
Special_Constants
invalid_constant
-1.0E31
valid_maximum
1.0E31
valid_minimum
-1.0E31