PDS_VERSION_ID = "PDS3" DATA_SET_ID = "MEX-M-MRS-5-OCC-9107-V1.0" DATA_SET_NAME = "MARS EXPRESS MARS MRS 5 OCCULTATION 9107 V1.0" RELEASE_ID = 0001 REVISION_ID = 0000 PRODUCT_TYPE = "RDR" INSTRUMENT_TYPE = "RADIO SCIENCE" ^INSTRUMENT_DESC = "MARS_DESC.TXT" TARGET_TYPE = "PLANET" OBSERVATION_TYPE = "OCCULTATION" SPACECRAFT_POINTING_MODE = "EARTH" ^SPACECRAFT_POINTING_MODE_DESC= "MEX_POINTING_MODE_DESC.TXT" INSTRUMENT_HOST_NAME = "MARS EXPRESS" INSTRUMENT_HOST_ID = "MEX" INSTRUMENT_NAME = "MARS EXPRESS ORBITER RADIO SCIENCE" INSTRUMENT_ID = "MRS" TARGET_NAME = "MARS" OBSERVATION_TYPE = "OCCULTATION" SPACECRAFT_CLOCK_START_COUNT = "N/A" SPACECRAFT_CLOCK_STOP_COUNT = "N/A" ORBIT_NUMBER = 4339 MISSION_NAME = "MARS EXPRESS" MISSION_ID = "MEX" PROCESSING_LEVEL_ID = 5 ^ION_INFO = "M15RSR0L04_IID_071421253_60.TXT" PRODUCER_ID = "RIU_COLOGNE" PRODUCER_FULL_NAME = "MARTIN PAETZOLD, PI" PRODUCER_INSTITUTION_NAME= "RHEINISCHES INSTITUT FUER UMWELTFORSCHUNG, PLANETENFORSCHUNG" DSN_STATION_NUMBER = 15 PRODUCT_CREATION_TIME = 2019-01-10T12:51:48.641 STANDARD_DATA_PRODUCT_ID = "RSR" SOFTWARE_NAME = "MEX_IONO_PROFILES_V6.0" SOURCE_PRODUCT_ID = "M15RSR0L03_IID_071421253_60.TAB" DESCRIPTION = "This file contains an ionospheric electron density profile derived from Mars Express diff. doppler (S- and X-band) radio occultation data. Raw samples of ground station 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." OBJECT = FILE PRODUCT_ID = "M15RSR0L04_IID_071421253_60.TAB" RECORD_TYPE = FIXED_LENGTH RECORD_BYTES = 157 FILE_RECORDS = 855 START_TIME = 2007-05-22T12:53:00.766 STOP_TIME = 2007-05-22T13:07:35.262 ^ION_TABLE = "M15RSR0L04_IID_071421253_60.TAB" OBJECT = ION_TABLE NAME = ION_DATA INTERCHANGE_FORMAT = ASCII ROWS = 855 COLUMNS = 13 ROW_BYTES = 157 OBJECT = COLUMN COLUMN_NUMBER = 1 NAME = "SAMPLE NUMBER" DATA_TYPE = ASCII_INTEGER START_BYTE = 1 BYTES = 5 UNIT = "N/A" FORMAT = "I5" DESCRIPTION = "The number of this row in the table, starting from 1 in the first row." END_OBJECT = COLUMN OBJECT = COLUMN COLUMN_NUMBER = 2 NAME = "UTC TIME" DATA_TYPE = TIME START_BYTE = 8 BYTES = 23 UNIT = "N/A" FORMAT = "A23" DESCRIPTION = "The UTC receiver date and time of this measurement (in Earth received time), in the format CCYY-MM-DDTHH:MM:SS.sss." END_OBJECT = COLUMN OBJECT = COLUMN COLUMN_NUMBER = 3 NAME = "EPHEMERIS SECONDS" DATA_TYPE = ASCII_REAL START_BYTE = 33 BYTES = 16 UNIT = "SECOND" FORMAT = "F16.6" DESCRIPTION = "Seconds from 12h 1 January 2000 TDB corresponding to UTC TIME (column 2); includes leap seconds." END_OBJECT = COLUMN OBJECT = COLUMN COLUMN_NUMBER = 4 NAME = "RADIUS" DATA_TYPE = ASCII_REAL START_BYTE = 51 BYTES = 9 UNIT = "KILOMETER" FORMAT = "F9.3" DESCRIPTION = "Measurement radius with respect to the center of mass of the planet." END_OBJECT = COLUMN OBJECT = COLUMN COLUMN_NUMBER = 5 NAME = "GEOPOTENTIAL HEIGHT" DATA_TYPE = ASCII_REAL START_BYTE = 62 BYTES = 9 UNIT = "KILOMETER" FORMAT = "F9.3" DESCRIPTION = "Geopotential height." END_OBJECT = COLUMN OBJECT = COLUMN COLUMN_NUMBER = 6 NAME = "LATITUDE" DATA_TYPE = ASCII_REAL START_BYTE = 73 BYTES = 7 UNIT = "DEGREE" FORMAT = "F7.3" DESCRIPTION = "Aerocentric (north) latitude of measurement in body fixed coordinates." END_OBJECT = COLUMN OBJECT = COLUMN COLUMN_NUMBER = 7 NAME = "LONGITUDE" DATA_TYPE = ASCII_REAL START_BYTE = 82 BYTES = 7 UNIT = "DEGREE" FORMAT = "F7.3" DESCRIPTION = "Aerocentric (east) longitude of measurement in body fixed coordinates." END_OBJECT = COLUMN OBJECT = COLUMN COLUMN_NUMBER = 8 NAME = "REFRACTIVITY" DATA_TYPE = ASCII_REAL START_BYTE = 91 BYTES = 11 UNIT = "N/A" FORMAT = "F11.6" DESCRIPTION = "Refractivity of the atmosphere." END_OBJECT = COLUMN OBJECT = COLUMN COLUMN_NUMBER = 9 NAME = "SIGNAL LEVEL" DATA_TYPE = ASCII_REAL START_BYTE = 104 BYTES = 10 UNIT = "DECIBEL" FORMAT = "F10.5" DESCRIPTION = "Signal intensity in decibels (dB) relative to an arbitrary reference." END_OBJECT = COLUMN OBJECT = COLUMN COLUMN_NUMBER = 10 NAME = "ELECTRON NUMBER DENSITY" DATA_TYPE = ASCII_REAL START_BYTE = 116 BYTES = 11 UNIT = "10^6 PER CUBIC METER" FORMAT = "F11.2" DESCRIPTION = "Electron number density of the ionosphere at RADIUS, LATITUDE, LONGITUDE." END_OBJECT = COLUMN OBJECT = COLUMN COLUMN_NUMBER = 11 NAME = "NOISE LEVEL ELECTRON NUMBER DENSITY" DATA_TYPE = ASCII_REAL START_BYTE = 129 BYTES = 11 UNIT = "10^6 PER CUBIC METER" FORMAT = "F11.2" DESCRIPTION = "Noise level of ELECTRON NUMBER DENSITY." END_OBJECT = COLUMN OBJECT = COLUMN COLUMN_NUMBER = 12 NAME = "SOLAR ZENITH ANGLE" DATA_TYPE = ASCII_REAL START_BYTE = 142 BYTES = 7 UNIT = "DEGREE" FORMAT = "F7.2" DESCRIPTION = "Solar zenith angle at ray periapsis at RADIUS, LATITUDE, LONGITUDE." END_OBJECT = COLUMN OBJECT = COLUMN COLUMN_NUMBER = 13 NAME = "FRESNEL RADIUS" DATA_TYPE = ASCII_REAL START_BYTE = 151 BYTES = 5 UNIT = "KILOMETER" FORMAT = "F5.2" DESCRIPTION = "Fresnel radius at ray periapsis at RADIUS, LATITUDE, LONGITUDE." END_OBJECT = COLUMN END_OBJECT = ION_TABLE END_OBJECT = FILE END 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 = 153 BYTES = 7 FORMAT = "F7.3" 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 = 162 BYTES = 7 FORMAT = "F7.3" 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 = 171 BYTES = 6 FORMAT = "F6.3" 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 = 179 BYTES = 7 FORMAT = "F7.3" 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 = 188 BYTES = 6 FORMAT = "F6.3" 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 = 196 BYTES = 7 FORMAT = "F7.3" 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 = 205 BYTES = 6 FORMAT = "F6.3" 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 = 213 BYTES = 11 FORMAT = "E11.5" 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 = 226 BYTES = 8 FORMAT = "E8.2" UNIT = "1 PER CUBIC METER" DESCRIPTION = "One standard deviation uncertainty in NUMBER DENSITY." END_OBJECT = COLUMN OBJECT = COLUMN NAME = "RAYPARAMETER" COLUMN_NUMBER = 23 DATA_TYPE = ASCII_REAL START_BYTE = 236 BYTES = 10 FORMAT = "F10.3" UNIT = "KILOMETER" DESCRIPTION = "Distance of the ray asymptotes to th The value is defined as the distance between the ray asymptote and the center of planet." END_OBJECT = COLUMN OBJECT = COLUMN NAME = "BENDING ANGLE" COLUMN_NUMBER = 24 DATA_TYPE = ASCII_REAL START_BYTE = 248 BYTES = 13 FORMAT = "F13.6" UNIT = "MICRORADIAN" DESCRIPTION = "Total bending angle measured as the angle between the ray asymptotes of the radio ray link." END_OBJECT = COLUMN OBJECT = COLUMN NAME = "SIGNAL LEVEL" COLUMN_NUMBER = 25 DATA_TYPE = ASCII_REAL START_BYTE = 263 BYTES = 5 FORMAT = "F5.1" UNIT = "DECIBEL RELATIVE TO ONE MILLIWATT" DESCRIPTION = "Signal level from AGC in decibels relative to one milliwatt (dBm). For open loop this value is set to -999.9" END_OBJECT = COLUMN OBJECT = COLUMN NAME = "FRESNEL RADIUS" COLUMN_NUMBER = 26 DATA_TYPE = ASCII_REAL START_BYTE = 270 BYTES = 5 FORMAT = "F5.2" UNIT = "KILOMETER" DESCRIPTION = "Fresnel radius, defined as SQRT(lambda*D) with the wavelength lambda and the spacecraft-to-limb-distance D." END_OBJECT = COLUMN END_OBJECT = ATM_TABLE END_OBJECT = FILE END