PDS_VERSION_ID = "PDS3" RECORD_TYPE = FIXED_LENGTH RECORD_BYTES = 475 FILE_RECORDS = 529 ^SREM_COUNT_RATES_TABLE = ("SREM_L2_20141218.TAB", 2) DATA_SET_ID = "RO-X-SREM-2-ESC1-MTP010-V1.0" PRODUCT_ID = "SREM_L2_20141218" PRODUCT_CREATION_TIME = 2020-11-25T04:09:50.086 PROCESSING_LEVEL_ID = "2" DATA_PROVIDER_NAME = {"HUGH EVANS","PETTERI NIEMINEN", "IOANNIS DAGLIS"} INSTRUMENT_HOST_ID = "RO" INSTRUMENT_HOST_NAME = "ROSETTA-ORBITER" INSTRUMENT_ID = "SREM" INSTRUMENT_NAME = "STANDARD RADIATION ENVIRONMENT MONITOR" MISSION_ID = "ROSETTA" MISSION_NAME = "INTERNATIONAL ROSETTA MISSION" MISSION_PHASE_NAME = "COMET ESCORT 1" START_TIME = 2014-12-18T00:02:22.163 STOP_TIME = 2014-12-18T23:58:22.192 SPACECRAFT_CLOCK_START_COUNT = "1/0377481669.65477" SPACECRAFT_CLOCK_STOP_COUNT = "1/0377567829.65513" TARGET_NAME = "67P/CHURYUMOV-GERASIMENKO 1 (1969 R1)" DESCRIPTION = "SREM count rates measured at the middle of the time interval (centered). Standard deviations (using square root of the count rates) are also provided. Note that these PDS CODMAC Level 2 products are equivalent to the original CDF Level 0 products." SOFTWARE_VERSION_ID = "SPARTA 1.3-SNAPSHOT" OBJECT = SREM_COUNT_RATES_TABLE ROWS = 528 COLUMNS = 3 ROW_BYTES = 475 INTERCHANGE_FORMAT = ASCII DESCRIPTION = "SREM count rates measured at the middle of the time interval (centered)." OBJECT = COLUMN NAME = "TIME" DATA_TYPE = TIME START_BYTE = 1 BYTES = 23 FORMAT = "A23" UNIT = "ms" DESCRIPTION = "Time records of the SREM measurements, corresponding to the middle of the observation interval (centered)" END_OBJECT = COLUMN OBJECT = COLUMN NAME = "COUNT RATES" DATA_TYPE = ASCII_REAL START_BYTE = 25 BYTES = 224 ITEMS = 15 ITEM_BYTES = 14 ITEM_OFFSET = 15 FORMAT = "E14.7" UNIT = "1/sec" MISSING_CONSTANT = -1.0E31 DESCRIPTION = "Count rate values for each of the 15 SREM energy bins. The following table provides a list of the 15 SREM channels and the corresponding energy ranges of detected protons and electrons. |======|==========|==========|==========|============| | SREM | Proton Energy [Mev] | Electron Energy [MeV] | |------|----------|----------|----------|------------| | Bin | Emin | Emax | Emin | Emax | |======|==========|==========|==========|============| | TC1 | 27 | infinity | 2.00 | infinity | |------|----------|----------|----------|------------| | S12 | 26 | infinity | 2.08 | infinity | |------|----------|----------|----------|------------| | S13 | 27 | infinity | 2.23 | infinity | |------|----------|----------|----------|------------| | S14 | 24 | 542 | 3.20 | infinity | |------|----------|----------|----------|------------| | S15 | 23 | 434 | 8.18 | infinity | |======|==========|==========|==========|============| | TC2 | 49 | infinity | 2.80 | infinity | |------|----------|----------|----------|------------| | S25 | 48 | 270 | - | - | |------|----------|----------|----------|------------| | C1 | 43 | 86 | - | - | |------|----------|----------|----------|------------| | C2 | 52 | 278 | - | - | |------|----------|----------|----------|------------| | C3 | 76 | 450 | - | - | |------|----------|----------|----------|------------| | C4 | 164 | infinity | 8.10 | infinity | |======|==========|==========|==========|============| | TC3 | 12 | infinity | 0.80 | infinity | |------|----------|----------|----------|------------| | S32 | 12 | infinity | 0.75 | infinity | |------|----------|----------|----------|------------| | S33 | 12 | infinity | 1.05 | infinity | |------|----------|----------|----------|------------| | S34 | 12 | infinity | 2.08 | infinity | |======|==========|==========|==========|============| Table Extracted from Sandberg et al, Unfolding and Validation of SREM Fluxes, IEEE Transactions on Nuclear Science 59 (2012) 1105, DOI: 10.1109/TNS.2012.2187216" END_OBJECT = COLUMN OBJECT = COLUMN NAME = "DEVIATION_COUNT RATES" DATA_TYPE = ASCII_REAL START_BYTE = 250 BYTES = 224 ITEMS = 15 ITEM_BYTES = 14 ITEM_OFFSET = 15 FORMAT = "E14.7" MISSING_CONSTANT = -1.0E31 END_OBJECT = COLUMN END_OBJECT = SREM_COUNT_RATES_TABLE END