PDS_VERSION_ID = PDS3 RECORD_TYPE = FIXED_LENGTH RECORD_BYTES = 613 FILE_RECORDS = 173 DESCRIPTION = "APEINDEX.TAB lists all the APXS EDRs (raw data files) on this CD volume." ^INDEX_TABLE = "APEINDEX.TAB" DATA_SET_ID = "MPFR-M-APXS-2-EDR-V1.0" MISSION_NAME = "MARS PATHFINDER" INSTRUMENT_HOST_NAME = "MICROROVER FLIGHT EXPERIMENT" INSTRUMENT_HOST_ALIAS_NAME = "MARS PATHFINDER ROVER (SOJOURNER)" INSTRUMENT_NAME = "ALPHA PROTON X-RAY SPECTROMETER" OBJECT = INDEX_TABLE INTERCHANGE_FORMAT = ASCII ROW_BYTES = 613 ROWS = 173 COLUMNS = 39 INDEX_TYPE = SINGLE INDEXED_FILE_NAME = "*.TAB" OBJECT = COLUMN NAME = PRODUCT_ID DATA_TYPE = CHARACTER START_BYTE = 2 BYTES = 27 FORMAT = A27 DESCRIPTION = "A permanent, unique identifier assigned to each data product." END_OBJECT = COLUMN OBJECT = COLUMN NAME = VOLUME_ID DATA_TYPE = CHARACTER START_BYTE = 32 BYTES = 9 FORMAT = A9 DESCRIPTION = "Identifies the volume containing the named file. For all APXS EDRs, this will be MPRV_0001." END_OBJECT = COLUMN OBJECT = COLUMN NAME = PATH_NAME DATA_TYPE = CHARACTER START_BYTE = 44 BYTES = 17 FORMAT = A17 DESCRIPTION = "Path on CD volume to directory containing file. This path name begins at the root directory of the CD. It is in UNIX format with a trailing, but no leading slash." END_OBJECT = COLUMN OBJECT = COLUMN NAME = FILE_NAME DATA_TYPE = CHARACTER START_BYTE = 64 BYTES = 12 FORMAT = A12 DESCRIPTION = "Name of the data file in the CD archive. For the APXS EDRs, this file name consists of an 'a' identifying the APXS instrument, a hexadecimal digit 'frame identifier' indicating the accumulation count associated with the data, and the six least significant digits of the packet spacecraft clock start count. The file names are unique within the APXS EDR data set (however the PRODUCT_ID should still be used as the unique identifier)." END_OBJECT = COLUMN OBJECT = COLUMN NAME = COMMAND_SEQUENCE_NUMBER DATA_TYPE = ASCII_INTEGER START_BYTE = 78 BYTES = 5 FORMAT = I5 DESCRIPTION = "A numeric identifier for a sequence of commands sent to a spacecraft or instrument. (Note: the Rover team identifies this as the 'Command' number in their reports.)" END_OBJECT = COLUMN OBJECT = COLUMN NAME = SPICE_REFERENCE_ID DATA_TYPE = CHARACTER START_BYTE = 85 BYTES = 7 FORMAT = A7 DESCRIPTION = "This number is an identifier used to reference SPICE files related to this data. The number is somewhat analogous to the SOURCE_PRODUCT_ID used in the IMP and Rover Camera EDRs. (Note: the Rover team identifies this as the 'Sequence' number in their reports.)" END_OBJECT = COLUMN OBJECT = COLUMN NAME = SITE_ID DATA_TYPE = CHARACTER START_BYTE = 95 BYTES = 4 FORMAT = A4 DESCRIPTION = "An identifier for the site (ie., specific rock, patch of soil, etc.) on Mars investigated by the Rover and APXS. This number was assigned by the APXS team subsequent to receipt of the data on the ground." END_OBJECT = COLUMN OBJECT = COLUMN NAME = PACKET_SCLK_START_COUNT DATA_TYPE = ASCII_INTEGER START_BYTE = 101 BYTES = 10 FORMAT = I10 DESCRIPTION = "Value of the rover clock (in seconds) from the primary telemetry packet header of the first packet of the file." END_OBJECT = COLUMN OBJECT = COLUMN NAME = SPACECRAFT_CLOCK_START_COUNT DATA_TYPE = ASCII_INTEGER START_BYTE = 112 BYTES = 10 FORMAT = I10 DESCRIPTION = "The value of the rover clock (in seconds) when the data taking session was initiated. In cases where the first packet of the session was lost, this is a calculated value." END_OBJECT = COLUMN OBJECT = COLUMN NAME = SPACECRAFT_CLOCK_STOP_COUNT DATA_TYPE = ASCII_INTEGER START_BYTE = 123 BYTES = 10 FORMAT = I10 DESCRIPTION = "The value of the rover clock (in seconds) when the data taking session ended." END_OBJECT = COLUMN OBJECT = COLUMN NAME = START_TIME DATA_TYPE = TIME START_BYTE = 134 BYTES = 24 FORMAT = A24 DESCRIPTION = "Date and time at the beginning of the sampling of the APXS data record, recorded in UTC system format. Shown as YYYY-MM-DDThh:mm:ss.fffZ" END_OBJECT = COLUMN OBJECT = COLUMN NAME = STOP_TIME DATA_TYPE = TIME START_BYTE = 159 BYTES = 24 FORMAT = A24 DESCRIPTION = "Date and time at the end of the sampling of the APXS data record, recorded in UTC system format. Shown as YYYY-MM-DDThh:mm:ss.fffZ" END_OBJECT = COLUMN OBJECT = COLUMN NAME = PRODUCT_CREATION_TIME DATA_TYPE = TIME START_BYTE = 184 BYTES = 24 FORMAT = A24 DESCRIPTION = "Defines the UTC time a product was created or last modified. Has the form YYYY-MM-DDThh:mm:ss.fffZ" END_OBJECT = COLUMN OBJECT = COLUMN NAME = EARTH_RECEIVED_START_TIME DATA_TYPE = TIME START_BYTE = 209 BYTES = 24 FORMAT = A24 DESCRIPTION = "Identifies the earliest time that a telemetry packet containing data for the data file was received. Has the form YYYY-MM-DDThh:mm:ss.fffZ" END_OBJECT = COLUMN OBJECT = COLUMN NAME = EARTH_RECEIVED_STOP_TIME DATA_TYPE = TIME START_BYTE = 234 BYTES = 24 FORMAT = A24 DESCRIPTION = "Identifies the latest time that a telemetry packet containing data for the data file was received. Has the form YYYY-MM-DDThh:mm:ss.fffZ" END_OBJECT = COLUMN OBJECT = COLUMN NAME = PLANET_DAY_NUMBER DATA_TYPE = ASCII_INTEGER START_BYTE = 259 BYTES = 3 FORMAT = I3 DESCRIPTION = "The Martian day (ie., sidereal day, equal to a rotation of 360 degrees) on which the data file was acquired. Starts with 1 as the first day of surface operations, the day the spacecraft landed. 0 refers to pre-surface data." END_OBJECT = COLUMN OBJECT = COLUMN NAME = MPF_LOCAL_TIME DATA_TYPE = CHARACTER START_BYTE = 264 BYTES = 8 FORMAT = A8 DESCRIPTION = "Local time at the lander site on the surface of Mars, measured in local hours, minutes, and seconds, from midnight. Local hours are defined as one twenty-fourth of a local solar day. Local minutes are one sixtieth of a local hour, and local seconds are one sixtieth of a local minute. Format is hh:mm:ss. Based on the IAU standard for the Martian prime meridian. See [DAVIESETAL1994] for more details." END_OBJECT = COLUMN OBJECT = COLUMN NAME = ACCUMULATION_COUNT DATA_TYPE = ASCII_INTEGER START_BYTE = 274 BYTES = 3 FORMAT = I3 DESCRIPTION = "The number of start/stop temperature pairs found in the data." END_OBJECT = COLUMN OBJECT = COLUMN NAME = ALPHA_SAMPLING_DURATION DATA_TYPE = CHARACTER START_BYTE = 279 BYTES = 8 FORMAT = A8 DESCRIPTION = "Spectrum accumulation time as returned in the first two bytes of the Alpha spectrum. Format is hh:mm:ss." END_OBJECT = COLUMN OBJECT = COLUMN NAME = APPLICATION_PACKET_ID DATA_TYPE = ASCII_INTEGER START_BYTE = 289 BYTES = 2 FORMAT = I2 DESCRIPTION = "The id of the telemetry packet queue to which the image data was directed. For the APXS data, this number should always be 12." END_OBJECT = COLUMN OBJECT = COLUMN NAME = APXS_COMMUNICATION_ERROR_COUNT DATA_TYPE = ASCII_INTEGER START_BYTE = 292 BYTES = 2 FORMAT = I2 DESCRIPTION = "APXS communication error count as returned as part of the spectrum data packet." END_OBJECT = COLUMN OBJECT = COLUMN NAME = APXS_MECHANISM_ANGLE DATA_TYPE = ASCII_REAL START_BYTE = 295 BYTES = 7 FORMAT = F7.2 DESCRIPTION = "APXS mechanism angle, measured in degrees at STOP_TIME. This value is the raw data value returned in telemetry, multiplied by 1.28, then subtracted by 112.64." END_OBJECT = COLUMN OBJECT = COLUMN NAME = CONTACT_SENSOR_STATE DATA_TYPE = ASCII_INTEGER START_BYTE = 303 BYTES = 4 FORMAT = I4 DESCRIPTION = "APXS contact sensor state as returned in the APXS Results as part of the spectrum data packet. Contact sensors are located on various portions of the Rover and APXS instruments. Contact sensor bits are as follows: bit 0: right front solar panel bit 1: left front solar panel bit 2: left rear solar panel bit 3: right rear solar panel bit 4: right front bumper bit 6: left front bumper bit 8: lower APXS contact sensor bit 9: starboard (upper right) APXS contact sensor bit 10: port (upper left) APXS contact sensor bit 15: unknown, received an interrupt, no latch set" END_OBJECT = COLUMN OBJECT = COLUMN NAME = CONVERTER_CURRENT DATA_TYPE = ASCII_INTEGER START_BYTE = 308 BYTES = 2 FORMAT = I2 DESCRIPTION = "APXS 9 volt converter current as returned in the APXS Results as part of the spectrum data packet." END_OBJECT = COLUMN OBJECT = COLUMN NAME = CONVERTER_VOLTAGE DATA_TYPE = ASCII_INTEGER START_BYTE = 311 BYTES = 3 FORMAT = I3 DESCRIPTION = "APXS 9 volt converter voltage as returned in the APXS Results as part of the spectrum data packet." END_OBJECT = COLUMN OBJECT = COLUMN NAME = INST_HOST_TEMPERATURE DATA_TYPE = ASCII_INTEGER START_BYTE = 315 BYTES = 51 /* includes delimiters */ ITEMS = 13 ITEM_BYTES = 3 DESCRIPTION = "The temperature of the thirteen element rover sensor array when the data was acquired. The temperatures are stored as raw 8-bit counters." END_OBJECT = COLUMN OBJECT = COLUMN NAME = LINEAR_ACCELEROMETER_X DATA_TYPE = ASCII_REAL START_BYTE = 367 BYTES = 5 FORMAT = F5.1 DESCRIPTION = "X reading for linear accelerometers on the Rover spacecraft. X indicates pitch, where positive values indicate Rover front is lower. Values are in units of g where 1g equals 9.8m/sec**2. Thus, raw readings from telemetry are multiplied by 0.0009765 g." END_OBJECT = COLUMN OBJECT = COLUMN NAME = LINEAR_ACCELEROMETER_Y DATA_TYPE = ASCII_REAL START_BYTE = 373 BYTES = 6 FORMAT = F6.1 DESCRIPTION = "Y reading for linear accelerometers on the Rover spacecraft. Y indicates roll, where positive values indicate Rover right side is lower. Values are in units of g where 1g equals 9.8m/sec**2. Thus, raw readings from telemetry are multiplied by 0.0009765 g." END_OBJECT = COLUMN OBJECT = COLUMN NAME = ROVER_HEADING DATA_TYPE = ASCII_INTEGER START_BYTE = 380 BYTES = 5 FORMAT = I5 DESCRIPTION = "Angular measurement clockwise from Lander north in BAMS (Binary Angle Measurement, where 2^16 BAMS equals one revolution)." END_OBJECT = COLUMN OBJECT = COLUMN NAME = ROVER_POSITION_X DATA_TYPE = ASCII_REAL START_BYTE = 386 BYTES = 6 FORMAT = F6.3 DESCRIPTION = "X offset in meters north of the Lander reference." END_OBJECT = COLUMN OBJECT = COLUMN NAME = ROVER_POSITION_Y DATA_TYPE = ASCII_REAL START_BYTE = 393 BYTES = 6 FORMAT = F6.3 DESCRIPTION = "Y offset in meters east of the Lander reference." END_OBJECT = COLUMN OBJECT = COLUMN NAME = EXPECTED_PACKETS DATA_TYPE = ASCII_INTEGER START_BYTE = 400 BYTES = 1 FORMAT = I1 DESCRIPTION = "The total number of telemetry packets which constitute a complete session, ie., a session without missing data." END_OBJECT = COLUMN OBJECT = COLUMN NAME = RECEIVED_PACKETS DATA_TYPE = ASCII_INTEGER START_BYTE = 402 BYTES = 1 FORMAT = I1 DESCRIPTION = "The total number of telemetry packets which were received and which constitute the reconstructed data file." END_OBJECT = COLUMN OBJECT = COLUMN NAME = START_ERROR_STATE DATA_TYPE = ASCII_INTEGER START_BYTE = 404 BYTES = 1 FORMAT = I1 DESCRIPTION = "APXS error state flag for the beginning of an APXS sample as returned in the APXS Results as part of the spectrum data." END_OBJECT = COLUMN OBJECT = COLUMN NAME = STOP_ERROR_STATE DATA_TYPE = ASCII_INTEGER START_BYTE = 406 BYTES = 1 FORMAT = I1 DESCRIPTION = "APXS error state flag for the end of an APXS sample as returned in the APXS Results as part of the spectrum data." END_OBJECT = COLUMN OBJECT = COLUMN NAME = SOFTWARE_NAME DATA_TYPE = CHARACTER START_BYTE = 409 BYTES = 16 FORMAT = A16 DESCRIPTION = "The name of the telemetry processing software used to generate the data file." END_OBJECT = COLUMN OBJECT = COLUMN NAME = SOFTWARE_VERSION DATA_TYPE = CHARACTER START_BYTE = 428 BYTES = 8 FORMAT = A8 DESCRIPTION = "The version of the telemetry processing software used to generate the data file." END_OBJECT = COLUMN OBJECT = COLUMN NAME = OBSERVATION_NAME DATA_TYPE = CHARACTER START_BYTE = 439 BYTES = 33 FORMAT = A33 DESCRIPTION = "The intended purpose of an observation or sequence of commands." END_OBJECT = COLUMN OBJECT = COLUMN NAME = NOTE DATA_TYPE = CHARACTER START_BYTE = 475 BYTES = 136 FORMAT = A136 DESCRIPTION = "APXS investigator comments about the data." END_OBJECT = COLUMN END_OBJECT = INDEX_TABLE END