PDS_VERSION_ID = PDS3 RECORD_TYPE = "FIXED_LENGTH" RECORD_BYTES = 194 FILE_RECORDS = 100 ^TABLE = "occsattime.tab" DATA_SET_ID = "EAR-A-3-RDR-OCCULTATIONS-V5.0" PRODUCT_NAME = "SATELLITE OCCULTATION TIMINGS" PRODUCT_ID = "OCCSATTIME_TAB" INSTRUMENT_HOST_ID = "VARGBTEL" INSTRUMENT_HOST_NAME = "VARIOUS GROUND-BASED TELESCOPES" INSTRUMENT_ID = "VARGBDET" INSTRUMENT_NAME = "VARIOUS GROUND-BASED DETECTORS" TARGET_NAME = "SATELLITE" TARGET_TYPE = "SATELLITE" START_TIME = 1971-05-14 STOP_TIME = 2006-02-04 PRODUCT_CREATION_TIME = 2007-09-05 /* File uploaded to OLAF */ REFERENCE_KEY_ID = {"DUNHAMETAL2002", "ESA1997", "MILLIS&DUNHAM1989", "ZACHARIASETAL2000"} OBJECT = TABLE ROWS = 100 ROW_BYTES = 194 INTERCHANGE_FORMAT = "ASCII" COLUMNS = 26 DESCRIPTION = "This file provides the timing data for the satellite occultation data set. The first column in each entry is the occultation sequence number, referring to the occultations listed with their parameters in the occultation list file." OBJECT = COLUMN COLUMN_NUMBER = 1 NAME = "SEQ_NUM" DESCRIPTION = "A unique number assigned to the occultation event. SEQ_NUM can be used to cross-correlate this file with the satellite occultations list." DATA_TYPE = "CHARACTER" START_BYTE = 1 BYTES = 4 FORMAT = "A4" END_OBJECT = COLUMN OBJECT = COLUMN COLUMN_NUMBER = 2 NAME = "SITE_INDEX" DESCRIPTION = "An integer indexing the sites reporting data on a particular occultation. This index is used in the timing data file to indicate which timings are reported from which sites." DATA_TYPE = "ASCII_INTEGER" START_BYTE = 6 BYTES = 3 FORMAT = "I3" END_OBJECT = COLUMN OBJECT = COLUMN COLUMN_NUMBER = 3 NAME = "SITE_NAME" DESCRIPTION = "Name of the observing site. The name of the observer is sometimes included." DATA_TYPE = "CHARACTER" START_BYTE = 10 BYTES = 37 FORMAT = "A37" END_OBJECT = COLUMN OBJECT = COLUMN COLUMN_NUMBER = 4 NAME = "SITE_LONG" DESCRIPTION = "Longitude of observing site; positive is east of Greenwich, negative is west of Greenwich." UNIT = "DEGREE" DATA_TYPE = "ASCII_REAL" START_BYTE = 48 BYTES = 11 FORMAT = "F11.6" MISSING_CONSTANT = -999.999999 END_OBJECT = COLUMN OBJECT = COLUMN COLUMN_NUMBER = 5 NAME = "SITE_LAT" DESCRIPTION = "Latitude of observing site" UNIT = "DEGREE" DATA_TYPE = "ASCII_REAL" START_BYTE = 60 BYTES = 10 FORMAT = "F10.6" MISSING_CONSTANT = -99.999999 END_OBJECT = COLUMN OBJECT = COLUMN COLUMN_NUMBER = 6 NAME = "SITE_ALT" DESCRIPTION = "Altitude of observing site" UNIT = "METER" DATA_TYPE = "ASCII_INTEGER" START_BYTE = 71 BYTES = 5 FORMAT = "I5" MISSING_CONSTANT = -9999 END_OBJECT = COLUMN OBJECT = COLUMN COLUMN_NUMBER = 7 NAME = "DATUM_CODE" DESCRIPTION = "Geodetic datum of the observer's coordinates: - : WGS84 N : NAD1927 E : EP1950 T : Tokyo G : GSBN80 * : unspecified, or other" DATA_TYPE = "CHARACTER" START_BYTE = 77 BYTES = 1 FORMAT = "A1" END_OBJECT = COLUMN OBJECT = COLUMN COLUMN_NUMBER = 8 NAME = "TEL_APERTURE" DESCRIPTION = "Aperture of telescope, if known" UNIT = "CENTIMETER" DATA_TYPE = "ASCII_INTEGER" START_BYTE = 79 BYTES = 6 FORMAT = "I6" MISSING_CONSTANT = -99999 END_OBJECT = COLUMN OBJECT = COLUMN COLUMN_NUMBER = 9 NAME = "TEL_TYPE" DESCRIPTION = "Telescope type: - : unstated 1 : Refractor 2 : Newtonian 3 : Schmidt-Cassegrain 4 : Dobsonian 5 : Binoculars 6 : Other 7 : None" DATA_TYPE = "CHARACTER" START_BYTE = 86 BYTES = 1 FORMAT = "A1" END_OBJECT = COLUMN OBJECT = COLUMN COLUMN_NUMBER = 10 NAME = "STABILITY" DESCRIPTION = "Atmospheric stability at the time and place of the observations: - : unstated 1 : Steady 2 : Slight Flickering 3 : Strong Flickering" DATA_TYPE = "CHARACTER" START_BYTE = 88 BYTES = 1 FORMAT = "A1" END_OBJECT = COLUMN OBJECT = COLUMN COLUMN_NUMBER = 11 NAME = "TRANSPARENCY" DESCRIPTION = "Atmospheric transparency at the time and place of the observations: - : unstated 1 : Clear 2 : Fog 3 : Thin cloud (mag loss < 2 mag) 4 : Thick cloud (mag loss > 2 mag) 5 : Observed through gaps in cloud 6 : Star faint 7 : Observed by averted vision" DATA_TYPE = "CHARACTER" START_BYTE = 90 BYTES = 1 FORMAT = "A1" END_OBJECT = COLUMN OBJECT = COLUMN COLUMN_NUMBER = 12 NAME = "TIME_SOURCE" DESCRIPTION = "Source of occultation time measurements: - : unstated 1 : GPS - video inserted 2 : GPS - other linking 3 : Video + audio time signal 4 : Tape recorder + time signal 5 : Eye-ear + time signal 6 : Stopwatch 7 : Calibrated radio broadcast 8 : Other" DATA_TYPE = "CHARACTER" START_BYTE = 92 BYTES = 1 FORMAT = "A1" END_OBJECT = COLUMN OBJECT = COLUMN COLUMN_NUMBER = 13 NAME = "DISAPP_TIME" DESCRIPTION = "UT time of disappearance of the star" DATA_TYPE = "CHARACTER" START_BYTE = 94 BYTES = 11 FORMAT = "A11" MISSING_CONSTANT = "99:99:99.99" END_OBJECT = COLUMN OBJECT = COLUMN COLUMN_NUMBER = 14 NAME = "DISAPP_EVENT_CODE" DESCRIPTION = "D for main star d for second star M for miss C for Not Seen (e.g. because of cloud) P for data point based on predictions" DATA_TYPE = "CHARACTER" START_BYTE = 106 BYTES = 1 FORMAT = "A1" END_OBJECT = COLUMN OBJECT = COLUMN COLUMN_NUMBER = 15 NAME = "DISAPP_TIME_ACC" DESCRIPTION = "Accuracy for disappearance time" UNIT = "SECOND" DATA_TYPE = "ASCII_REAL" START_BYTE = 108 BYTES = 6 FORMAT = "F6.3" MISSING_CONSTANT = -9.999 END_OBJECT = COLUMN OBJECT = COLUMN COLUMN_NUMBER = 16 NAME = "DISAPP_PE" DESCRIPTION = "Personal equation for disappearance time" UNIT = "SECOND" DATA_TYPE = "ASCII_REAL" START_BYTE = 115 BYTES = 5 FORMAT = "F5.2" MISSING_CONSTANT = -9.99 END_OBJECT = COLUMN OBJECT = COLUMN COLUMN_NUMBER = 17 NAME = "DISAPP_TIME_WEIGHT" DESCRIPTION = "Weight for disappearance time, 0 through 5. A dash in this column indicates that the weight is applied automatically on the basis of the type of observing method. That is, for video or photoelectric type methods, a weight of 3 is used, whereas for any visual method the weight is 1. A weighting is only specified in this field if a weight different to the default weighting is appropriate in the overall circumstances." DATA_TYPE = "CHARACTER" START_BYTE = 121 BYTES = 1 FORMAT = "A1" MISSING_CONSTANT = "-" END_OBJECT = COLUMN OBJECT = COLUMN COLUMN_NUMBER = 18 NAME = "REAPP_TIME" DESCRIPTION = "UT time for the reappearance of the star" DATA_TYPE = "CHARACTER" START_BYTE = 123 BYTES = 11 FORMAT = "A11" MISSING_CONSTANT = "99:99:99.99" END_OBJECT = COLUMN OBJECT = COLUMN COLUMN_NUMBER = 19 NAME = "REAPP_EVENT_CODE" DESCRIPTION = "R for main star r for second star M for miss C for Not Seen (e.g. because of cloud) P for data point based on predictions" DATA_TYPE = "CHARACTER" START_BYTE = 135 BYTES = 1 FORMAT = "A1" END_OBJECT = COLUMN OBJECT = COLUMN COLUMN_NUMBER = 20 NAME = "REAPP_TIME_ACC" DESCRIPTION = "Accuracy for reappearance time" UNIT = "SECOND" DATA_TYPE = "ASCII_REAL" START_BYTE = 137 BYTES = 6 FORMAT = "F6.3" MISSING_CONSTANT = -9.999 END_OBJECT = COLUMN OBJECT = COLUMN COLUMN_NUMBER = 21 NAME = "REAPP_PE" DESCRIPTION = "Personal equation for reappearance time" UNIT = "SECOND" DATA_TYPE = "ASCII_REAL" START_BYTE = 144 BYTES = 5 FORMAT = "F5.2" MISSING_CONSTANT = -9.99 END_OBJECT = COLUMN OBJECT = COLUMN COLUMN_NUMBER = 22 NAME = "REAPP_TIME_WEIGHT" DESCRIPTION = "Weight for reappearance time, 0 through 5. A dash in this column indicates that the weight is applied automatically on the basis of the type of observing method. That is, for video or photoelectric type methods, a weight of 3 is used, whereas for any visual method the weight is 1. A weighting is only specified in this field if a weight different to the default weighting is appropriate in the overall circumstances." DATA_TYPE = "CHARACTER" START_BYTE = 150 BYTES = 1 FORMAT = "A1" MISSING_CONSTANT = "-" END_OBJECT = COLUMN OBJECT = COLUMN COLUMN_NUMBER = 23 NAME = "METHOD_CODE" DESCRIPTION = "0 : Visual, with PE applied, supplied by the observer 1 : Visual, with predetermined PE applied 2 : Visual, no PE applied 3 : Video with frame analysis 4 : Video, photo, or photoelectric 5 : Duration timed only 6 : Drift scan methods (CCD, photo) 7 : Preliminary times only" DATA_TYPE = "CHARACTER" START_BYTE = 152 BYTES = 1 FORMAT = "A1" END_OBJECT = COLUMN OBJECT = COLUMN COLUMN_NUMBER = 24 NAME = "PLOT_CODE" DESCRIPTION = "This code shows what timing events were included in the plotting of the data during analysis of the occultation. - : plot both D and R x : plot none y : plot D only z : plot R only" DATA_TYPE = "CHARACTER" START_BYTE = 154 BYTES = 1 FORMAT = "A1" END_OBJECT = COLUMN OBJECT = COLUMN COLUMN_NUMBER = 25 NAME = "TIME_ADJ" DESCRIPTION = "Adjustment to the time base of the observer, to fit other observations. This is used in the rare occasions when it is evident from the combined data that an observer has a systematic reporting error." UNIT = "SECOND" DATA_TYPE = "ASCII_REAL" START_BYTE = 156 BYTES = 6 FORMAT = "F6.2" MISSING_CONSTANT = 999.99 END_OBJECT = COLUMN OBJECT = COLUMN COLUMN_NUMBER = 26 NAME = "COMMENT" DESCRIPTION = "Text comments on the observation, entered by the observer" DATA_TYPE = "CHARACTER" START_BYTE = 163 BYTES = 30 FORMAT = "A30" END_OBJECT = COLUMN END_OBJECT = TABLE END