PDS_VERSION_ID = PDS3 /* FILE CHARACTERISTICS DATA ELEMENTS */ RECORD_TYPE = FIXED_LENGTH RECORD_BYTES = 2103 FILE_RECORDS = 201 /* DATA OBJECT POINTER IDENTIFICATION ELEMENTS */ ^TABLE = ("GCMS_1FS_STG2.TAB",2) /* INSTRUMENT AND DETECTOR DESCRIPTIVE DATA ELEMENTS */ FILE_NAME = "GCMS_1FS_STG2.TAB" DATA_SET_ID = "HP-SSA-GCMS-3-FCO/DESCENT-V1.0" DATA_SET_NAME = "HUYGENS TITAN GAS CHROMATOGRAPH MASS SPEC 3 DESCENT V1.0" PRODUCT_ID = "970802CO1_GCMS_1FS_STG2" PRODUCT_NAME = "970802CO1_GCMS_IS1_FRAC_STDIE_STG2" MISSION_NAME = "CASSINI-HUYGENS" INSTRUMENT_HOST_NAME = "HUYGENS PROBE" INSTRUMENT_HOST_ID = HP MISSION_PHASE_NAME = "GROUND" /* FU_GCO1 */ PRODUCT_TYPE = RDR /* EDR for RAW & RDR for Calibrated Data */ START_TIME = 1997-08-02T14:51:55.651 STOP_TIME = 1997-08-02T17:01:17.041 /* UTC e.g. 2005-01-14T00:00:00.000 */ /* or 2005-014T00:00:00.000 */ /* Derived by combining the T0 and */ /* the instrument absolute times */ /* or */ /* when these data are not available */ /* the GCMS_GMT (telemetry packet) */ /* time is used. */ SPACECRAFT_CLOCK_START_COUNT = 8408424 SPACECRAFT_CLOCK_STOP_COUNT = 8904904 /* (DDB + GCMS) clock time */ /* 1/64 second resolution. */ /* DDB clock is set to 0 at power on */ /* and reset to 0 at T0 (begin entry */ /* sequence). Post-T0 is indicated */ /* by adding 2^23 to the DDB clock value. */ NATIVE_START_TIME = 309.625 NATIVE_STOP_TIME = 8067.125 /* Elapsed Time in seconds. */ /* a.k.a. Mission Elapsed Time (MET) */ /* Negative values indicate pre-T0 */ /* No data is available immediately */ /* prior to T0 so pre-T0 times may */ /* be in error by 5-7 seconds. */ /* Positive values indicate post-T0 */ PRODUCT_CREATION_TIME = 2006-06-08T15:44:57 PRODUCER_ID = "GCMS_TEAM" PRODUCER_FULL_NAME = "JOHN HABERMAN" /* & Jaime Demick-Montelara */ /* & Eric Raaen */ PRODUCER_INSTITUTION_NAME = "NASA GSFC" TARGET_NAME = "TITAN" /* INSTRUMENT DESCRIPTION */ INSTRUMENT_ID = "GCMS" INSTRUMENT_NAME = "GAS CHROMATOGRAPH MASS SPECTROMETER" INSTRUMENT_TYPE = "MASS SPECTROMETER" DATA_QUALITY_ID = 1 /* DATA_QUALITY_DESC = "1 = High Quality ... 5 = Low Quality" /* Stage 1 Data must be converted to c/s */ /* Stage 2 Data has been converted to c/s */ /* but MAY NOT be fully corrected for */ /* the counter overflow condition. This */ /* data has NOT yet been fully corrected */ /* for pulse counting system effects */ /* including pulse coincidence effects */ /* and system (electronics) effects. */ /* Stage 3 Data has been converted to c/s */ /* and fully corrected by the team using */ /* pre- and post-launch instrument */ /* calibration data. */ INSTRUMENT_MODE_ID = "FU_GCO1" /* 970802CO1 */ /* FU = Flown Unit, EU = Engineering Unit */ /* FS = Flight Spare (Lab, Backup) Unit */ /* SU = Spare Unit (Lab, Backup) */ /* DESCENT indicates Entry Mission */ /* FCO indicates Flight Check Out */ /* GCO indicates Ground Check Out */ /* FCO1/GCO1 = Checkout Type 1 */ /* FCO1B/GCO1B = Checkout Type 1B */ /* FCO2/GCO2 = Checkout Type 2 */ /* e.g., FU_DESCENT = 2005-01-14 Mission */ /* DATA OBJECT DEFINITION */ OBJECT = TABLE INTERCHANGE_FORMAT = ASCII ROWS = 201 COLUMNS = 177 ROW_BYTES = 2103 DESCRIPTION = "Ion source 1 (MS) full scans (mass range: 2 - 141 (MS)) at fractional mass resolution and 75 eV ionization energy." ^STRUCTURE = "GCMS_1F_STG2.FMT" END_OBJECT = TABLE END