PDS_VERSION_ID = PDS3 LABEL_REVISION_NOTE = "2009-01-09 C.GRIMA: DRAFT; 2009-02-19 C.GRIMA: REVISION; 2009-04-08 C.GRIMA: REVISION BEFORE RELEASE; 2009-07-04 C.GRIMA: PARAMETERS ADDED: LOCAL_TRUE_SOLAR_TIME X_SC_MSO Y_SC_MSO Z_SC_MSO" RECORD_TYPE = FIXED_LENGTH RECORD_BYTES = 94 FILE_RECORDS = 1115 FILE_NAME = "FRM_TEC_DDR_2425.LBL" ^TABLE = "FRM_TEC_DDR_2425.TAB" DATA_SET_ID = MEX-M-MARSIS-5-DDR-SS-TEC-V1.0 DATA_SET_NAME = "MARS EXPRESS MARS MARSIS DERIVED SUBSURFACE TEC DATA V1.0" PRODUCT_ID = FRM_TEC_DDR_2425 PRODUCT_TYPE = DDR PRODUCT_CREATION_TIME = 2009-08-31T14:11:18 MISSION_NAME = "MARS EXPRESS" INSTRUMENT_HOST_ID = MEX INSTRUMENT_HOST_NAME = "MARS EXPRESS" INSTRUMENT_NAME = "MARS ADVANCED RADAR FOR SUBSURFACE AND IONOSPHERE SOUNDING" INSTRUMENT_ID = MARSIS TARGET_NAME = MARS TARGET_TYPE = PLANET MISSION_PHASE_NAME = "ME Phase 1" MISSION_ID = MEX START_TIME = 2005-12-02T17:19:47.871 STOP_TIME = 2005-12-02T17:45:16.123 SPACECRAFT_CLOCK_START_COUNT = 1/0081623983.00647 SPACECRAFT_CLOCK_STOP_COUNT = 1/0081625511.17221 ORBIT_NUMBER = 2425 PRODUCER_ID = MARSIS_TEAM PRODUCER_FULL_NAME = "WLODEK KOFMAN, CYRIL GRIMA" PRODUCER_INSTITUTION_NAME = "LAB DE PLANETOLOGIE DE GRENOBLE UJF/CNRS" DATA_QUALITY_DESC = "-1: PERCENTAGE OF LOW SNR DATA NOT AVAILABLE 0: NO LOW SNR DATA 1: LESS THAN 25% LOW SNR DATA 2: LESS THAN 50% LOW SNR DATA 3: LESS THAN 75% LOW SNR DATA 4: MORE THAN 75% LOW SNR DATA" DATA_QUALITY_ID = 3 INSTRUMENT_MODE_DESC = "N/A" INSTRUMENT_MODE_ID = "N/A" INSTRUMENT_TYPE = RADAR PROCESSING_LEVEL_ID = 5 PROCESSING_LEVEL_DESC = "DERIVED RESULTS" FOOTPRINT_POINT_LATITUDE = (-65.3513,-19.9589) FOOTPRINT_POINT_LONGITUDE = (001.1921,166.3603) OBJECT = TABLE INTERCHANGE_FORMAT = ASCII ROWS = 1115 ROW_BYTES = 94 COLUMNS = 10 OBJECT = COLUMN NAME = "PULSE_NUMBER" COLUMN_NUMBER = 1 DATA_TYPE = ASCII_INTEGER START_BYTE = 1 BYTES = 4 UNIT = "N/A" DESCRIPTION = "THE PULSE NUMBER FOR A GIVEN ORBIT, STARTING AT ZERO" END_OBJECT = COLUMN OBJECT = COLUMN NAME = "EPHEMERIS_TIME" COLUMN_NUMBER = 2 DATA_TYPE = ASCII_INTEGER START_BYTE = 5 BYTES = 20 UNIT = "SECOND" DESCRIPTION = "NUMBER OF SECONDS ELAPSED SINCE JAN, 1, 2000, 12:00 UTC CORRESPONDING TO THE TIME OF THE OBSERVATION" END_OBJECT = COLUMN OBJECT = COLUMN NAME = "LATITUDE" COLUMN_NUMBER = 3 DATA_TYPE = ASCII_INTEGER START_BYTE = 25 BYTES = 9 UNIT = "DEGREE" DESCRIPTION = "PLANETOCENTRIC LATITUDE OF THE OBSERVATION" END_OBJECT = COLUMN OBJECT = COLUMN NAME = "LONGITUDE" COLUMN_NUMBER = 4 DATA_TYPE = ASCII_INTEGER START_BYTE = 34 BYTES = 9 UNIT = "DEGREE" DESCRIPTION = "EAST LONGITUDE OF THE OBSERVATION" END_OBJECT = COLUMN OBJECT = COLUMN NAME = "LOCAL_TRUE_SOLAR_TIME" COLUMN_NUMBER = 5 DATA_TYPE = ASCII_INTEGER START_BYTE = 43 BYTES = 8 UNIT = "DECIMAL HOURS" DESCRIPTION = "ANGLE BETWEEN THE MERIDIAN PASSING THROUGH THE SUB-SPACECRAFT POINT AND THE MERIDIAN PASSING THROUGH THE SUBSOLAR POINT OF MARS, EXPRESSED ON A 24-HOURS CLOCK. 12.000 CORRESPONDS TO AN ANGLE OF 0 DEGREE, WHILE 00.000 CORRESPONDS TO AN ANGLE OF 180 DEGREES" END_OBJECT = COLUMN OBJECT = COLUMN NAME = "X_SC_MSO" COLUMN_NUMBER = 6 DATA_TYPE = ASCII_INTEGER START_BYTE = 51 BYTES = 11 UNIT = "KILOMETERS" DESCRIPTION = "X COMPONENT OF THE POSITION VECTOR FROM MARS CENTER TO THE SPACECRAFT EXPRESSED IN MSO COORDINATES. +X POINTS FROM MARS TOWARD THE SUN +Y POINTS OPPOSITE TO THE ORBITAL MOTION OF MARS +Z COMPLETES THE RIGHT-HAND COORDINATES SYSTEM" END_OBJECT = COLUMN OBJECT = COLUMN NAME = "Y_SC_MSO" COLUMN_NUMBER = 7 DATA_TYPE = ASCII_INTEGER START_BYTE = 62 BYTES = 11 UNIT = "KILOMETERS" DESCRIPTION = "Y COMPONENT OF THE POSITION VECTOR FROM MARS CENTER TO THE SPACECRAFT EXPRESSED IN MSO COORDINATES. +X POINTS FROM MARS TOWARD THE SUN +Y POINTS OPPOSITE TO THE ORBITAL MOTION OF MARS +Z COMPLETES THE RIGHT-HAND COORDINATES SYSTEM" END_OBJECT = COLUMN OBJECT = COLUMN NAME = "Z_SC_MSO" COLUMN_NUMBER = 8 DATA_TYPE = ASCII_INTEGER START_BYTE = 73 BYTES = 11 UNIT = "KILOMETERS" DESCRIPTION = "Z COMPONENT OF THE POSITION VECTOR FROM MARS CENTER TO THE SPACECRAFT EXPRESSED IN MSO COORDINATES. +X POINTS FROM MARS TOWARD THE SUN +Y POINTS OPPOSITE TO THE ORBITAL MOTION OF MARS +Z COMPLETES THE RIGHT-HAND COORDINATES SYSTEM" END_OBJECT = COLUMN OBJECT = COLUMN NAME = "SZA" COLUMN_NUMBER = 9 DATA_TYPE = ASCII_INTEGER START_BYTE = 84 BYTES = 8 UNIT = "DEGREE" DESCRIPTION = "ANGLE BETWEEN THE ZENITH AND THE APPARENT POSITION OF THE SUN. AT 0 THE SUN IS AT THE ZENITH AND 90 AT THE TERMINATOR" END_OBJECT = COLUMN OBJECT = COLUMN NAME = "TEC" COLUMN_NUMBER = 10 DATA_TYPE = ASCII_INTEGER START_BYTE = 92 BYTES = 12 UNIT = "ELECTRONS PER SQUARED METERS" DESCRIPTION = "TOTAL ELECTRON CONTENT DERIVED FROM THE IONOSPHERE DISTORTION CORRECTION METHOD AS DESCRIBED IN MOUGINOT ET AL. 2008 (SEE THE DOCUMENT DIRECTORY)" END_OBJECT = COLUMN OBJECT = COLUMN NAME = "A1" COLUMN_NUMBER = 11 DATA_TYPE = ASCII_INTEGER START_BYTE = 104 BYTES = 12 UNIT = "SECOND^(-1.0)" DESCRIPTION = "FIRST PARAMETER OF THE CORRECTION. SEE MOUGINOT ET AL. 2008 (IN THE DOCUMENT DIRECTORY)" END_OBJECT = COLUMN OBJECT = COLUMN NAME = "A2" COLUMN_NUMBER = 12 DATA_TYPE = ASCII_INTEGER START_BYTE = 116 BYTES = 12 UNIT = "SECOND^(-3.0)" DESCRIPTION = "2ND PARAMETER OF THE CORRECTION. SEE MOUGINOT ET AL. 2008 (IN THE DOCUMENT DIRECTORY)" END_OBJECT = COLUMN OBJECT = COLUMN NAME = "A3" COLUMN_NUMBER = 13 DATA_TYPE = ASCII_INTEGER START_BYTE = 128 BYTES = 12 UNIT = "SECOND^(-5.0)" DESCRIPTION = "3RD PARAMETER OF THE CORRECTION. SEE MOUGINOT ET AL. 2008 (IN THE DOCUMENT DIRECTORY)" END_OBJECT = COLUMN OBJECT = COLUMN NAME = "FLAG" COLUMN_NUMBER = 14 DATA_TYPE = BOOLEAN START_BYTE = 142 BYTES = 1 UNIT = "N/A" DESCRIPTION = "0/1 : BELOW/ABOVE SIGNAL TO NOISE RATIO THRESHOLD. SEE MARSIS DERIVED ENHANCED IONOSPHERIC CALIBRATION DATA, TECHNICAL REPORT, VOL3." END_OBJECT = COLUMN END_OBJECT = TABLE END