PDS_VERSION_ID = PDS3 RECORD_TYPE = FIXED_LENGTH RECORD_BYTES = 343 FILE_RECORDS = 4529 ^INDEX_TABLE = "UVDINDEX.TAB" INSTRUMENT_HOST_NAME = "MESSENGER" INSTRUMENT_NAME = " MERCURY ATMOSPHERIC AND SURFACE COMPOSITION SPECTROMETER" START_TIME = "N/A" STOP_TIME = "N/A" PRODUCT_CREATION_TIME = 2017-04-06T17:59:13.0 OBJECT = INDEX_TABLE INDEX_TYPE = SINGLE INTERCHANGE_FORMAT = ASCII ROWS = 4529 ROW_BYTES = 343 COLUMNS = 14 DESCRIPTION = " This table contains the volume index of all UVVS+VIRS Combined DDR data files in this volume. Each record of this index consists of comma delimited data columns folowed by an ASCII carriage-return and line-feed. The row bytes value includes not only the lengths of the values themselves, but also any quotes, the commas, and the carriage-return / line-feed characters." OBJECT = COLUMN NAME = VOLUME_ID COLUMN_NUMBER = 1 START_BYTE = 2 BYTES = 12 DATA_TYPE = CHARACTER DESCRIPTION = "The PDS VOLUME_ID." END_OBJECT = COLUMN OBJECT = COLUMN NAME = FILE_SPECIFICATION_NAME COLUMN_NUMBER = 2 START_BYTE = 17 BYTES = 77 DATA_TYPE = CHARACTER DESCRIPTION = "Fully qualified name of the data file, relative to the volume root directory" END_OBJECT = COLUMN /* Note that the file specification orginates at the root, so no */ /* logical volume path name is included. */ OBJECT = COLUMN NAME = MISSION_PHASE_NAME COLUMN_NUMBER = 3 START_BYTE = 97 BYTES = 20 DATA_TYPE = CHARACTER DESCRIPTION = "The mission phase during which the observations were obtained." END_OBJECT = COLUMN OBJECT = COLUMN NAME = TARGET_NAME COLUMN_NUMBER = 4 START_BYTE = 120 BYTES = 20 DATA_TYPE = CHARACTER DESCRIPTION = "The target observed." END_OBJECT = COLUMN OBJECT = COLUMN NAME = PRODUCT_ID COLUMN_NUMBER = 5 START_BYTE = 143 BYTES = 30 DATA_TYPE = CHARACTER DESCRIPTION = "PRODUCT_ID from the PDS label." END_OBJECT = COLUMN OBJECT = COLUMN NAME = PRODUCT_VERSION_ID COLUMN_NUMBER = 6 START_BYTE = 176 BYTES = 3 DATA_TYPE = CHARACTER DESCRIPTION = "PRODUCT_VERSION_ID from the PDS label." END_OBJECT = COLUMN OBJECT = COLUMN NAME = PRODUCT_CREATION_TIME COLUMN_NUMBER = 7 START_BYTE = 181 BYTES = 19 DATA_TYPE = TIME DESCRIPTION = "Creation time from the PDS label." END_OBJECT = COLUMN OBJECT = COLUMN NAME = DATA_SET_ID COLUMN_NUMBER = 8 START_BYTE = 202 BYTES = 37 DATA_TYPE = CHARACTER DESCRIPTION = "DATA_SET_ID from the PDS label." END_OBJECT = COLUMN OBJECT = COLUMN NAME = STANDARD_DATA_PRODUCT_ID COLUMN_NUMBER = 9 START_BYTE = 242 BYTES = 9 DATA_TYPE = CHARACTER DESCRIPTION = "STANDARD_DATA_PRODUCT_ID from the PDS label. Identifies the data product in the volume archive." END_OBJECT = COLUMN OBJECT = COLUMN NAME = START_TIME COLUMN_NUMBER = 10 START_BYTE = 254 BYTES = 19 DATA_TYPE = CHARACTER DESCRIPTION = "The UTC START_TIME value from the PDS label." END_OBJECT = COLUMN OBJECT = COLUMN NAME = STOP_TIME COLUMN_NUMBER = 11 START_BYTE = 276 BYTES = 19 DATA_TYPE = CHARACTER DESCRIPTION = "The UTC STOP_TIME value from the PDS label." END_OBJECT = COLUMN OBJECT = COLUMN NAME = SPACECRAFT_CLOCK_START_COUNT COLUMN_NUMBER = 12 START_BYTE = 298 BYTES = 15 DATA_TYPE = CHARACTER DESCRIPTION = "The SPACECRAFT_CLOCK_START_COUNT value from the PDS label. This is the MET of the first observation in the data file." END_OBJECT = COLUMN OBJECT = COLUMN NAME = SPACECRAFT_CLOCK_STOP_COUNT COLUMN_NUMBER = 13 START_BYTE = 316 BYTES = 15 DATA_TYPE = CHARACTER DESCRIPTION = "The SPACECRAFT_CLOCK_STOP_COUNT value from the PDS label. This is the MET of the last observation in the data file." END_OBJECT = COLUMN OBJECT = COLUMN NAME = DATA_QUALITY_INDEX COLUMN_NUMBER = 14 START_BYTE = 334 BYTES = 7 DATA_TYPE = CHARACTER DESCRIPTION = "7 character index of data quality. Each digit signifies quality factor of measurements. Format: ABCDEFG A: Hot UVVS (threshold) 0 = Temperature does not exceed 50 deg C 1 = Temperature exceeds 50 deg C B: Hot VIRS (threshold) 0 = Temperature does not exceed 35 deg C threshold. 1 = Temperature exceeds 35 deg C threshold. C: AltVIRS 0 = UVVS and VIRS are near contemporaneous. 1 = UVVS and VIRS are not contemporaneous. Best, closest overlapping VIRS observation matched with UVVS D: Secondary AltVIRS (not closest, but best) 0 = Default 1 = UVVS and VIRS are not contemporaneous. Best overlapping VIRS observation matched with UVVS - but NOT geographically closest. E: VIRS Binning 0 = No VIRS binning (i.e. binned by 1) 1 = VIRS spectrum binned by 2, rebinned to full-size in DDR. F: UVVS Footprint Heterogeneity 0 = No evaluation 1 = Footprint on uniform landscape 2 = Small craters or topography variation within UVVS footprint 3 = Large craters or topographic variation within UVVS footprint G: Spare." END_OBJECT = COLUMN END_OBJECT = INDEX_TABLE END