PDS_VERSION_ID = PDS3 /* FILE CHARACTERISTICS DATA ELEMENTS */ RECORD_TYPE = FIXED_LENGTH RECORD_BYTES = 2084 FILE_RECORDS = 85 /* DATA OBJECT POINTER IDENTIFICATION ELEMENTS */ ^TABLE = ("GCMS_3US_S3_STG2.TAB",2) /* INSTRUMENT AND DETECTOR DESCRIPTIVE DATA ELEMENTS */ FILE_NAME = "GCMS_3US_S3_STG2.TAB" DATA_SET_ID = "HP-SSA-ACP-3-DESCENT-V1.0" DATA_SET_NAME = "HUYGENS ACP CALIBRATED ENGINEERING & SCIENCE DATA" PRODUCT_ID = "DESCENT_GCMS_3US_S3_STG2" PRODUCT_NAME = "DESCENT_GCMS_IS3_UNIT_STDIE_SMPL3_STG2" MISSION_NAME = "CASSINI-HUYGENS" INSTRUMENT_HOST_NAME = "HUYGENS PROBE" INSTRUMENT_HOST_ID = HP MISSION_PHASE_NAME = "DESCENT" /* FU_DESCENT */ PRODUCT_TYPE = RDR /* EDR for RAW & RDR for Calibrated Data */ START_TIME = 2005-01-14T10:22:35.650 STOP_TIME = 2005-01-14T10:36:07.572 /* UTC e.g. 2005-01-14T00:00:00.000 */ /* or 2005-014T00:00:00.000 */ /* Derived by combining the T0 and */ /* the instrument's absolute times */ SPACECRAFT_CLOCK_START_COUNT = 8667789 SPACECRAFT_CLOCK_STOP_COUNT = 8719390 /* (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 = 4362.203 NATIVE_STOP_TIME = 5168.469 /* 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 = 2006-06-15T14:14:38 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_DESCENT" /* DESCENT */ /* FU = Flown Unit, EU = Engineering Unit */ /* FS or SU = Spare (Lab, Backup) Unit */ /* DESCENT indicates Entry Condition */ /* 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 = 85 COLUMNS = 177 ROW_BYTES = 2084 DESCRIPTION = "IS3 (GC Column 1) sample 3 mass scans at unit resolution and 75 eV ionization energy." ^STRUCTURE = "GCMS_3U_STG2.FMT" END_OBJECT = TABLE END