MARS EXPRESS Radio Science Experiment MaRS Document name: File Naming Convention ===================================== MEX-MRS-RIU-IS-3050 ============================== Appendix: Example PDS Labels ============================== The example labels below represent the most recent labels available as this document was created. But labels changed during the archiving process, so labels accompanying data files from former measurements may have slightly different labels. The labels below are copied from Mars Express measurements. But they are also valid for the other two missions Rosetta and Venus Express. The respective terms in the labels have then to be replaced by e.g. Venus, VRA and so on. Occultation - profiles neutral atmosphere Level 4 AIO file ----------------- PDS_VERSION_ID = PDS3 RECORD_TYPE = STREAM DATA_RECORDS = 31 INSTRUMENT_NAME = "MARS EXPRESS ORBITER RADIO SCIENCE" TARGET_NAME = MARS DATA_SET_ID = "MEX-M-MRS-5-OCC-9101-V2.0" MISSION_NAME = "MARS EXPRESS" INSTRUMENT_HOST_NAME = "MARS EXPRESS" INSTRUMENT_HOST_ID = "MEX" PROCESSING_LEVEL_ID = 4 STANDARD_DATA_PRODUCT_ID = AIO PRODUCT_ID = "M65RSR0L04_AIO_041391512_05.TXT" START_TIME = 2004-05-18T15:26:42 STOP_TIME = 2004-05-18T15:27:06 PRODUCT_CREATION_TIME = 2009-10-19T08:28:00 PRODUCER_ID = "RIU_COLOGNE" DESCRIPTION = " The file contains some additional information about the occultation measurement geometry. The position, time and illumination condition of the geometrical occultation ingress point are given. More information can be found in 'MEX-MRS-IGM-IS-3044_I4_R2_FNC_Higher_science_products.doc'" ^TEXT = "M65RSR0L04_AIO_041391512_05.TXT" OBJECT = TEXT PUBLICATION_DATE = 2009-10-19 NOTE = "N/A" END_OBJECT = TEXT END ------------------- Level 4 electron density profile derive from occultations ------------------- PDS_VERSION_ID = "PDS3" DATA_SET_ID = "MEX-M-MRS-5-OCC-9101-V2.0" INSTRUMENT_HOST_NAME = "MARS EXPRESS" INSTRUMENT_HOST_ID = "MEX" INSTRUMENT_NAME = "MARS EXPRESS ORBITER RADIO SCIENCE" INSTRUMENT_ID = "MRS" TARGET_NAME = "MARS" STANDARD_DATA_PRODUCT_ID = AIP DSN_STATION_NUMBER = 65 PRODUCT_CREATION_TIME = 2009-10-19T19:36:15.781 SOURCE_PRODUCT_ID = "M65RSR0L03_AIX_041391512_05.TAB" PRODUCER_ID = "RIU_COLOGNE" SOFTWARE_NAME = "MEX_ATM_PROFILES_V5.5" DESCRIPTION = "This file contains an atmospheric temperature-pressure profile derived from Mars Express radio occultation data. Raw samples of groundstation receiver output were corrected for observing conditions and converted to bending angle as a function of impact parameter. These results were then inverted to refractive index as a function of radius via an Abel transform. Number density was obtained from refractive index using a conversion formula appropriate to the composition of the atmosphere, which is known. Pressure and temperature profiles were derived by assuming hydrostatic balance and using the ideal gas law." PRODUCT_ID = "M65RSR0L04_AIX_041391512_05.TAB" RECORD_TYPE = FIXED_LENGTH RECORD_BYTES = 237 FILE_RECORDS = 91 START_TIME = 2004-05-18T15:26:42.558 STOP_TIME = 2004-05-18T15:27:05.598 ^ATM_TABLE = "M65RSR0L04_AIX_041391512_05.TAB" OBJECT = ATM_TABLE ROWS = 91 COLUMNS = 22 ROW_BYTES = 237 INTERCHANGE_FORMAT = ASCII OBJECT = COLUMN NAME = "SAMPLE NUMBER" COLUMN_NUMBER = 1 DATA_TYPE = ASCII_INTEGER START_BYTE = 1 BYTES = 5 FORMAT = "I5" UNIT = "N/A" DESCRIPTION = "The number of this row in the table, starting from 1 in the first row." END_OBJECT = COLUMN OBJECT = COLUMN NAME = "UTC TIME" COLUMN_NUMBER = 2 DATA_TYPE = TIME START_BYTE = 8 BYTES = 23 FORMAT = "A23" UNIT = "N/A" DESCRIPTION = "The UTC receiver date and time of this measurement, in the format CCYY-MM-DDTHH:MM:SS.sss" END_OBJECT = COLUMN OBJECT = COLUMN NAME = "EPHEMERIS SECONDS" COLUMN_NUMBER = 3 DATA_TYPE = ASCII_REAL START_BYTE = 33 BYTES = 16 FORMAT = "F16.6" UNIT = "SECOND" DESCRIPTION = "Seconds from 12h 1 January 2000 TDB corresponding to UTC TIME (column 2); includes leap seconds, if any." END_OBJECT = COLUMN OBJECT = COLUMN NAME = "RADIUS" COLUMN_NUMBER = 4 DATA_TYPE = ASCII_REAL START_BYTE = 50 BYTES = 9 FORMAT = "F9.3" UNIT = "KILOMETER" DESCRIPTION = "Measurement radius with respect to the center of the planet." END_OBJECT = COLUMN OBJECT = COLUMN NAME = "LATITUDE" COLUMN_NUMBER = 5 DATA_TYPE = ASCII_REAL START_BYTE = 61 BYTES = 6 FORMAT = "F6.2" UNIT = "DEGREE" DESCRIPTION = "Areocentric (north) latitude of measurement." END_OBJECT = COLUMN OBJECT = COLUMN NAME = "LONGITUDE" COLUMN_NUMBER = 6 DATA_TYPE = ASCII_REAL START_BYTE = 68 BYTES = 7 FORMAT = "F7.2" UNIT = "DEGREE" DESCRIPTION = "Areocentric (east) longitude of measurement in body fixed coordinates." END_OBJECT = COLUMN OBJECT = COLUMN NAME = "GEOPOTENTIAL" COLUMN_NUMBER = 7 DATA_TYPE = ASCII_REAL START_BYTE = 75 BYTES = 9 FORMAT = "F9.0" UNIT = "METER SQUARED PER SECOND SQUARED" DESCRIPTION = "Geopotential at measurement location (RADIUS, LATITUDE, LONGITUDE). A reference value (GEOPOTENTIAL REFERENCE (s. *.TXT-file)) has been subtracted." END_OBJECT = COLUMN OBJECT = COLUMN NAME = "GEOPOTENTIAL HEIGHT" COLUMN_NUMBER = 8 DATA_TYPE = ASCII_REAL START_BYTE = 86 BYTES = 7 FORMAT = "F7.3" UNIT = "KILOMETER" DESCRIPTION = "Geopotential height calculated from GEOPOTENTIAL (column 7)." END_OBJECT = COLUMN OBJECT = COLUMN NAME = "PRESSURE (LOWER BOUNDARY CONDITION)" COLUMN_NUMBER = 9 DATA_TYPE = ASCII_REAL START_BYTE = 94 BYTES = 12 FORMAT = "F12.3" UNIT = "PASCAL" DESCRIPTION = "Atmospheric pressure at RADIUS calculated using the lowest upper boundary condition for TEMPERATURE. Values of boundary conditions are listed in *.TXT-file" END_OBJECT = COLUMN OBJECT = COLUMN NAME = "SIGMA PRESSURE (LOWER BOUNDARY CONDITION)" COLUMN_NUMBER = 10 DATA_TYPE = ASCII_REAL START_BYTE = 107 BYTES = 8 FORMAT = "F8.3" UNIT = "PASCAL" DESCRIPTION = "One standard deviation uncertainty in PRESSURE (LOWER BOUNDARY CONDITION)." END_OBJECT = COLUMN OBJECT = COLUMN NAME = "PRESSURE (MEDIUM BOUNDARY CONDITION)" COLUMN_NUMBER = 11 DATA_TYPE = ASCII_REAL START_BYTE = 116 BYTES = 12 FORMAT = "F12.3" UNIT = "PASCAL" DESCRIPTION = "Atmospheric pressure at RADIUS calculated using the medium upper boundary condition for TEMPERATURE. Values of boundary conditions are listed in *.TXT-file" END_OBJECT = COLUMN OBJECT = COLUMN NAME = "SIGMA PRESSURE (MEDIUM BOUNDARY CONDITION)" COLUMN_NUMBER = 12 DATA_TYPE = ASCII_REAL START_BYTE = 129 BYTES = 8 FORMAT = "F8.3" UNIT = "PASCAL" DESCRIPTION = "One standard deviation uncertainty in PRESSURE (MEDIUM BOUNDARY CONDITION)." END_OBJECT = COLUMN OBJECT = COLUMN NAME = "PRESSURE (UPPER BOUNDARY CONDITION)" COLUMN_NUMBER = 13 DATA_TYPE = ASCII_REAL START_BYTE = 138 BYTES = 12 FORMAT = "F12.3" UNIT = "PASCAL" DESCRIPTION = "Atmospheric pressure at RADIUS calculated using the highest upper boundary condition for TEMPERATURE. Values of boundary conditions are listed in *.TXT-file" END_OBJECT = COLUMN OBJECT = COLUMN NAME = "SIGMA PRESSURE (UPPER BOUNDARY CONDITION)" COLUMN_NUMBER = 14 DATA_TYPE = ASCII_REAL START_BYTE = 151 BYTES = 8 FORMAT = "F8.3" UNIT = "PASCAL" DESCRIPTION = "One standard deviation uncertainty in PRESSURE (UPPER BOUNDARY CONDITION)." END_OBJECT = COLUMN OBJECT = COLUMN NAME = "TEMPERATURE (LOWER BOUNDARY CONDITION)" COLUMN_NUMBER = 15 DATA_TYPE = ASCII_REAL START_BYTE = 160 BYTES = 8 FORMAT = "F8.3" UNIT = "KELVIN" DESCRIPTION = "Atmospheric temperature at RADIUS calculated using the lowest upper boundary condition for TEMPERATURE. Values of boundary conditions are listed in *.TXT-file" END_OBJECT = COLUMN OBJECT = COLUMN NAME = "SIGMA TEMPERATURE (LOWER BOUNDARY CONDITION)" COLUMN_NUMBER = 16 DATA_TYPE = ASCII_REAL START_BYTE = 169 BYTES = 7 FORMAT = "F7.3" UNIT = "KELVIN" DESCRIPTION = "One standard deviation uncertainty in TEMPERATURE (LOWER BOUNDARY CONDITION)." END_OBJECT = COLUMN OBJECT = COLUMN NAME = "TEMPERATURE (MEDIUM BOUNDARY CONDITION)" COLUMN_NUMBER = 17 DATA_TYPE = ASCII_REAL START_BYTE = 177 BYTES = 8 FORMAT = "F8.3" UNIT = "KELVIN" DESCRIPTION = "Atmospheric temperature at RADIUS calculated using the medium upper boundary condition for TEMPERATURE. Values of boundary conditions are listed in *.TXT-file" END_OBJECT = COLUMN OBJECT = COLUMN NAME = "SIGMA TEMPERATURE (MEDIUM BOUNDARY CONDITION)" COLUMN_NUMBER = 18 DATA_TYPE = ASCII_REAL START_BYTE = 186 BYTES = 7 FORMAT = "F7.3" UNIT = "KELVIN" DESCRIPTION = "One standard deviation uncertainty in TEMPERATURE (MEDIUM BOUNDARY CONDITION)." END_OBJECT = COLUMN OBJECT = COLUMN NAME = "TEMPERATURE (UPPER BOUNDARY CONDITION)" COLUMN_NUMBER = 19 DATA_TYPE = ASCII_REAL START_BYTE = 194 BYTES = 8 FORMAT = "F8.3" UNIT = "KELVIN" DESCRIPTION = "Atmospheric temperature at RADIUS calculated using the highest upper boundary condition for TEMPERATURE. Values of boundary conditions are listed in *.TXT-file" END_OBJECT = COLUMN OBJECT = COLUMN NAME = "SIGMA TEMPERATURE (UPPER BOUNDARY CONDITION)" COLUMN_NUMBER = 20 DATA_TYPE = ASCII_REAL START_BYTE = 203 BYTES = 7 FORMAT = "F7.3" UNIT = "KELVIN" DESCRIPTION = "One standard deviation uncertainty in TEMPERATURE (UPPER BOUNDARY CONDITION)." END_OBJECT = COLUMN OBJECT = COLUMN NAME = "NUMBER DENSITY" COLUMN_NUMBER = 21 DATA_TYPE = ASCII_REAL START_BYTE = 211 BYTES = 12 FORMAT = "E12.5" UNIT = "1 PER CUBIC METER" DESCRIPTION = "Molecular number density of the atmosphere at RADIUS." END_OBJECT = COLUMN OBJECT = COLUMN NAME = "SIGMA NUMBER DENSITY" COLUMN_NUMBER = 22 DATA_TYPE = ASCII_REAL START_BYTE = 224 BYTES = 9 FORMAT = "E9.2" UNIT = "1 PER CUBIC METER" DESCRIPTION = "One standard deviation uncertainty in NUMBER DENSITY." END_OBJECT = COLUMN END_OBJECT = ATM_TABLE END Occultation - profiles ionosphere Level 4 IIO file ----------------- PDS_VERSION_ID = PDS3 RECORD_TYPE = STREAM DATA_RECORDS = 31 INSTRUMENT_NAME = "MARS EXPRESS ORBITER RADIO SCIENCE" TARGET_NAME = MARS DATA_SET_ID = "MEX-M-MRS-5-OCC-9101-V2.0" MISSION_NAME = "MARS EXPRESS" INSTRUMENT_HOST_NAME = "MARS EXPRESS" INSTRUMENT_HOST_ID = "MEX" PROCESSING_LEVEL_ID = 4 STANDARD_DATA_PRODUCT_ID = IIO PRODUCT_ID = "M65RSR0L04_IIO_041391512_05.TXT" START_TIME = 2004-05-18T15:26:42 STOP_TIME = 2004-05-18T15:27:06 PRODUCT_CREATION_TIME = 2009-10-19T08:28:00 PRODUCER_ID = "RIU_COLOGNE" DESCRIPTION = " The file contains some additional information about the occultation measurement geometry. The position, time and illumination condition of the geometrical occultation ingress point are given. More information can be found in 'MEX-MRS-IGM-IS-3044_I4_R2_FNC_Higher_science_products.doc'" ^TEXT = "M65RSR0L04_IIO_041391512_05.TXT" OBJECT = TEXT PUBLICATION_DATE = 2009-10-19 NOTE = "N/A" END_OBJECT = TEXT END ------------------- Level 4 Temperature-pressure profile derive from occultations ------------------- PDS_VERSION_ID = "PDS3" DATA_SET_ID = "MEX-M-MRS-5-OCC-9101-V2.0" INSTRUMENT_HOST_NAME = "MARS EXPRESS" INSTRUMENT_HOST_ID = "MEX" INSTRUMENT_NAME = "MARS EXPRESS ORBITER RADIO SCIENCE" INSTRUMENT_ID = "MRS" TARGET_NAME = "MARS" STANDARD_DATA_PRODUCT_ID = IIP DSN_STATION_NUMBER = 65 PRODUCER_ID = "RIU_COLOGNE" PRODUCT_CREATION_TIME = 2009-10-19T19:40:15.703 SOURCE_PRODUCT_ID = "M65RSR0L03_IIX_041391512_05.TAB" SOFTWARE_NAME = "MEX_IONO_PROFILES_V5.5" DESCRIPTION = "This file contains an ionospheric electron density profile derived from Mars Express radio occultation data. Raw samples of groundstation receiver output were corrected for observing conditions and converted to bending angle as a function of impact parameter. These results were then inverted to refractive index as a function of radius via an Abel transform. Electron number density was obtained from refractive index using a conversion formula appropriate to the measurement frequency." PRODUCT_ID = "M65RSR0L04_IIX_041391512_05.TAB" RECORD_TYPE = FIXED_LENGTH RECORD_BYTES = 139 FILE_RECORDS = 3392 START_TIME = 2004-05-18T15:12:00.382 STOP_TIME = 2004-05-18T15:26:28.478 ^ION_TABLE = "M65RSR0L04_IIX_041391512_05.TAB" OBJECT = ION_TABLE ROWS = 3392 COLUMNS = 11 ROW_BYTES = 139 INTERCHANGE_FORMAT = ASCII OBJECT = COLUMN NAME = "SAMPLE NUMBER" COLUMN_NUMBER = 1 DATA_TYPE = ASCII_INTEGER START_BYTE = 1 BYTES = 5 FORMAT = "I5" UNIT = "N/A" DESCRIPTION = "The number of this row in the table, starting from 1 in the first row." END_OBJECT = COLUMN OBJECT = COLUMN NAME = "UTC TIME" COLUMN_NUMBER = 2 DATA_TYPE = TIME START_BYTE = 8 BYTES = 23 FORMAT = "A23" UNIT = "N/A" DESCRIPTION = "The UTC receiver date and time of this measurement, in the format CCYY-MM-DDTHH:MM:SS.sss." END_OBJECT = COLUMN OBJECT = COLUMN NAME = "EPHEMERIS SECONDS" COLUMN_NUMBER = 3 DATA_TYPE = ASCII_REAL START_BYTE = 33 BYTES = 16 FORMAT = "F16.6" UNIT = "SECOND" DESCRIPTION = "Seconds from 12h 1 January 2000 TDB corresponding to UTC TIME (column 2); includes leap seconds, if any." END_OBJECT = COLUMN OBJECT = COLUMN NAME = "RADIUS" COLUMN_NUMBER = 4 DATA_TYPE = ASCII_REAL START_BYTE = 50 BYTES = 9 FORMAT = "F9.3" UNIT = "KILOMETER" DESCRIPTION = "Measurement radius with respect to the center of the planet." END_OBJECT = COLUMN OBJECT = COLUMN NAME = "GEOPOTENTIAL HEIGHT" COLUMN_NUMBER = 5 DATA_TYPE = ASCII_REAL START_BYTE = 61 BYTES = 8 FORMAT = "F8.3" UNIT = "KILOMETER" DESCRIPTION = "Geopotential height." END_OBJECT = COLUMN OBJECT = COLUMN NAME = "LATITUDE" COLUMN_NUMBER = 6 DATA_TYPE = ASCII_REAL START_BYTE = 72 BYTES = 5 FORMAT = "F5.2" UNIT = "DEGREE" DESCRIPTION = "Areocentric (north) latitude of measurement." END_OBJECT = COLUMN OBJECT = COLUMN NAME = "LONGITUDE" COLUMN_NUMBER = 7 DATA_TYPE = ASCII_REAL START_BYTE = 79 BYTES = 6 FORMAT = "F6.2" UNIT = "DEGREE" DESCRIPTION = "Areocentric (east) longitude of measurement in body fixed coordinates." END_OBJECT = COLUMN OBJECT = COLUMN NAME = "REFRACTIVITY" COLUMN_NUMBER = 8 DATA_TYPE = ASCII_REAL START_BYTE = 88 BYTES = 11 FORMAT = "F11.6" UNIT = "N/A" DESCRIPTION = "Refractivity of the atmosphere." END_OBJECT = COLUMN OBJECT = COLUMN NAME = "SIGNAL LEVEL" COLUMN_NUMBER = 9 DATA_TYPE = ASCII_REAL START_BYTE = 100 BYTES = 6 FORMAT = "F6.1" UNIT = "DECIBEL RELATIVE TO ONE MILLIWATT" DESCRIPTION = "Signal level from AGC in decibels relative to one milliwatt (dBm)." END_OBJECT = COLUMN OBJECT = COLUMN NAME = "ELECTRON NUMBER DENSITY" COLUMN_NUMBER = 10 DATA_TYPE = ASCII_REAL START_BYTE = 107 BYTES = 16 FORMAT = "F16.8" UNIT = "10^6 PER CUBIC METER" DESCRIPTION = "Electron number density of the ionosphere at RADIUS, LATITUDE, LONGITUDE." END_OBJECT = COLUMN OBJECT = COLUMN NAME = "SIGMA ELECTRON NUMBER DENSITY" COLUMN_NUMBER = 11 DATA_TYPE = ASCII_REAL START_BYTE = 124 BYTES = 16 FORMAT = "F16.8" UNIT = "10^6 PER CUBIC METER" DESCRIPTION = "One standard deviation uncertainty in ELECTRON NUMBER DENSITY." END_OBJECT = COLUMN END_OBJECT = ION_TABLE END -------------------------- Level 3: Occultation Information files -------------------------- PDS_VERSION_ID = "PDS3" DATA_SET_ID = "MEX-M-MRS-5-OCC-9101-V2.0" INSTRUMENT_HOST_NAME = "MARS EXPRESS" INSTRUMENT_HOST_ID = "MEX" INSTRUMENT_NAME = "MARS EXPRESS ORBITER RADIO SCIENCE" INSTRUMENT_ID = "MRS" TARGET_NAME = "MARS" STANDARD_DATA_PRODUCT_ID = OC1 PRODUCT_CREATION_TIME = 2009-10-19T15:37:21.042 SOFTWARE_NAME = "MEX_IONO_PROFILES_V1.1" DESCRIPTION = "This file contains additional information about the first occultation season from MaRS on Mars Express." PRODUCT_ID = "M00SUMML03_OC1_040930000_05.TAB" PRODUCER_ID = "RIU_COLOGNE" RECORD_TYPE = FIXED_LENGTH RECORD_BYTES = 152 FILE_RECORDS = 83 START_TIME = 2004-04-02T11:05:04 STOP_TIME = 2004-08-14T08:13:34 ^OCC_TABLE = "M00SUMML03_OC1_040930000_05.TAB" OBJECT = OCC_TABLE ROWS = 83 COLUMNS = 16 ROW_BYTES = 152 INTERCHANGE_FORMAT = ASCII OBJECT = COLUMN NAME = "OCCULTATION NUMBER" COLUMN_NUMBER = 1 DATA_TYPE = ASCII_INTEGER START_BYTE = 1 BYTES = 4 FORMAT = "I4" UNIT = "N/A" DESCRIPTION = "The number of this measurement in the table, starting from 1 in the first row." END_OBJECT = COLUMN OBJECT = COLUMN NAME = "ORBIT NUMBER" COLUMN_NUMBER = 2 DATA_TYPE = ASCII_INTEGER START_BYTE = 6 BYTES = 6 FORMAT = "I6" UNIT = "N/A" DESCRIPTION = "The orbit number of the measurement." END_OBJECT = COLUMN OBJECT = COLUMN NAME = "DAY OF YEAR" COLUMN_NUMBER = 3 DATA_TYPE = ASCII_INTEGER START_BYTE = 16 BYTES = 3 FORMAT = "I3" UNIT = "N/A" DESCRIPTION = "Day of year of measurement." END_OBJECT = COLUMN OBJECT = COLUMN NAME = "DATE" COLUMN_NUMBER = 4 DATA_TYPE = DATE START_BYTE = 21 BYTES = 10 FORMAT = "A10" UNIT = "N/A" DESCRIPTION = "Date of measurement in the format yyyy-mm-dd." END_OBJECT = COLUMN OBJECT = COLUMN NAME = "START TIME" COLUMN_NUMBER = 5 DATA_TYPE = TIME START_BYTE = 34 BYTES = 8 FORMAT = "A8" UNIT = "N/A" DESCRIPTION = "Measurement start time." END_OBJECT = COLUMN OBJECT = COLUMN NAME = "STOP TIME" COLUMN_NUMBER = 6 DATA_TYPE = TIME START_BYTE = 45 BYTES = 8 FORMAT = "A8" UNIT = "N/A" DESCRIPTION = "Measurement stop time." END_OBJECT = COLUMN OBJECT = COLUMN NAME = "GROUND STATION ID" COLUMN_NUMBER = 7 DATA_TYPE = CHARACTER START_BYTE = 59 BYTES = 6 FORMAT = "A6" UNIT = "N/A" DESCRIPTION = "Ground station ID. This column gives the DSN station number if the measurement was recorded at DSN. If the measurement was recorded at the ESA groundstation in New Norcia the value is set to 'NNO'." END_OBJECT = COLUMN OBJECT = COLUMN NAME = "LONGITUDE (EAST)" COLUMN_NUMBER = 8 DATA_TYPE = ASCII_REAL START_BYTE = 70 BYTES = 5 FORMAT = "F5.1" UNIT = "DEGREE" DESCRIPTION = "Areocentric (east) longitude of measurement in body fixed coordinates." END_OBJECT = COLUMN OBJECT = COLUMN NAME = "LONGITUDE (WEST)" COLUMN_NUMBER = 9 DATA_TYPE = ASCII_REAL START_BYTE = 82 BYTES = 5 FORMAT = "F5.1" DESCRIPTION = "Areocentric (west) longitude of measurement in body fixed coordinates." END_OBJECT = COLUMN OBJECT = COLUMN NAME = "LATITUDE" COLUMN_NUMBER = 10 DATA_TYPE = ASCII_REAL START_BYTE = 91 BYTES = 5 FORMAT = "F5.1" UNIT = "DEGREE" DESCRIPTION = "Areocentric (north) latitude of measurement." END_OBJECT = COLUMN OBJECT = COLUMN NAME = "SOLAR LONGITUDE" COLUMN_NUMBER = 11 DATA_TYPE = ASCII_REAL START_BYTE = 99 BYTES = 6 FORMAT = "F6.2" UNIT = "DEGREE" DESCRIPTION = "Solar Longitude of measurement." END_OBJECT = COLUMN OBJECT = COLUMN NAME = "SOLAR ELEVATION AT INGRESS" COLUMN_NUMBER = 12 DATA_TYPE = ASCII_REAL START_BYTE = 107 BYTES = 5 FORMAT = "F5.1" UNIT = "DEGREE" DESCRIPTION = "Solar elevation of measurement." END_OBJECT = COLUMN OBJECT = COLUMN NAME = "SOLAR ZENITH ANLGE AT INGRESS" COLUMN_NUMBER = 13 DATA_TYPE = ASCII_REAL START_BYTE = 115 BYTES = 5 FORMAT = "F5.1" UNIT = "DEGREE" DESCRIPTION = "Solar zenith angle at ingress." END_OBJECT = COLUMN OBJECT = COLUMN NAME = "LOCAL TIME AT INGRESS" COLUMN_NUMBER = 14 DATA_TYPE = ASCII_REAL START_BYTE = 125 BYTES = 5 FORMAT = "F5.2" UNIT = "HOURS" DESCRIPTION = "Local time at ingress in fraction of hours." END_OBJECT = COLUMN OBJECT = COLUMN NAME = "LOCAL RADIUS AT INGRESS" COLUMN_NUMBER = 15 DATA_TYPE = ASCII_REAL START_BYTE = 135 BYTES = 8 FORMAT = "F8.2" UNIT = "KILOMETER" DESCRIPTION = "Local MOLA radius at ingress." END_OBJECT = COLUMN OBJECT = COLUMN NAME = "LOCAL TOPOGRAPHY AT INGRESS" COLUMN_NUMBER = 16 DATA_TYPE = ASCII_REAL START_BYTE = 144 BYTES = 6 FORMAT = "F6.2" UNIT = "KILOMETER" DESCRIPTION = "Local topography at ingress taken from MOLA model." END_OBJECT = COLUMN END_OBJECT = OCC_TABLE END