SIMPLE = T / file does conform to FITS standard BITPIX = 8 / number of bits per data pixel NAXIS = 0 / number of data axes EXTEND = T / FITS dataset may contain extensions COMMENT FITS (Flexible Image Transport System) format is defined in 'AstronomyCOMMENT and Astrophysics', volume 376, page 359; bibcode: 2001A&A...376..359H TELESCOP= 'SWIFT ' / Telescope (mission) name INSTRUME= 'XRT ' / Instrument name OBS_ID = '00994725000' / Observation ID TARG_ID = '994725 ' / Target ID SEG_NUM = '0 ' / Segment number TIMESYS = 'TT ' / Time system MJDREFI = 51910. / Reference MJD Integer part MJDREFF = 0.00074287037 / Reference MJD fractional TIMEUNIT= 's ' / Time unit for the time header keywords TIERRELA= 1.0E-08 / [s/s] Estimated relative clock rate error TIERABSO= 1. / [s] Estimated absolute clock offset error TSTART = 620992012.80926 / Start time DATE-OBS= '2020-09-05T09:46:52.8' / Start Date TSTOP = 620993146.447688 / Stop time DATE-END= '2020-09-05T10:05:46.4' / Stop Date CLOCKAPP= F / If clock correction are applied (F/T) ORIGIN = 'GSFC ' / Source of FITS file CREATOR = 'TDRSS2FITS V3.21' / Program that created this FITS file TLM2FITS= 'V3.21 ' / Telemetry converter version number DATE = '2020-09-05T10:05:28' / file creation date (YYYY-MM-DDThh:mm:ss UT) UTCFINIT= -25.58144 / UTCF at TSTART CHECKSUM= 'gGeGgEZGgEdGgEZG' / HDU checksum updated 2020-09-05T10:05:28 DATASUM = ' 0' / data unit checksum updated 2020-09-05T10:05:28 END XTENSION= 'BINTABLE' / binary table extension BITPIX = 8 / 8-bit bytes NAXIS = 2 / 2-dimensional binary table NAXIS1 = 6 / width of table in bytes NAXIS2 = 1024 / number of rows in table PCOUNT = 0 / size of special data area GCOUNT = 1 / one data group (required keyword) TFIELDS = 2 / number of fields in each row TTYPE1 = 'CHANNEL ' / label for field 1 TFORM1 = '1I ' / data format of field: 2-byte INTEGER TUNIT1 = 'chan ' / physical unit of field TTYPE2 = 'COUNTS ' / label for field 2 TFORM2 = '1J ' / data format of field: 4-byte INTEGER TUNIT2 = 'count ' / physical unit of field EXTNAME = 'SPECTRUM' / name of this binary table extension TLMIN1 = 0 / minimum legal value in the column TLMAX1 = 1023 / maximum legal value in the column MESGNAME= 'XRT_SPECTRUM' / Name of the message TELESCOP= 'SWIFT ' / Telescope (mission) name INSTRUME= 'XRT ' / Instrument name OBS_ID = '00994725000' / Observation ID TARG_ID = '994725 ' / Target ID SEG_NUM = '0 ' / Segment number CREATOR = 'TDRSS2FITS V3.21' / Program that created this FITS file ORIGIN = 'GSFC ' / Source of FITS file TLM2FITS= 'V3.21 ' / Telemetry converter version number EQUINOX = 2000 / Equinox RADECSYS= 'FK5 ' / Coordinates system TIMESYS = 'TT ' / Time system MJDREFI = 51910. / Reference MJD Integer part MJDREFF = 0.00074287037 / Reference MJD fractional TIMEUNIT= 's ' / Time unit for the time header keywords TIERRELA= 1.0E-08 / [s/s] Estimated relative clock rate error TIERABSO= 1. / [s] Estimated absolute clock offset error CLOCKAPP= F / If clock correction are applied (F/T) TIMEREF = 'LOCAL ' / Time reference (barycenter/local) TASSIGN = 'SATELLITE' / Time assigned by clock DATE = '2020-09-05T10:05:28' / file creation date (YYYY-MM-DDThh:mm:ss UT) TSTART = 620992012.80926 / Start time DATE-OBS= '2020-09-05T09:46:52.8' / Start Date TSTOP = 620993146.447688 / Stop time DATE-END= '2020-09-05T10:05:46.4' / Stop Date UTCFINIT= -25.58144 / UTCF at TSTART HDUCLASS= 'OGIP ' / Format conforms to OGIP standards HDUCLAS1= 'SPECTRUM' / Time ordered data HDUCLAS2= 'TOTAL ' / Source + background HDUCLAS3= 'COUNT ' / Data provided as counts HDUVERS = '1.2.0 ' / Version of format (OGIP memo OGIP-92-007) TRIGGER = 994725 / Trigger Number DATAMODE= 'WINDOWED' / Instrument operating mode AREASCAL= 1. / area scaling factor BACKFILE= 'none ' / associated background filename BACKSCAL= 1. / background file scaling factor CORRFILE= 'none ' / associated correction filename CORRSCAL= 1. / correction file scaling factor RESPFILE= 'none ' / associated redistrib matrix filename ANCRFILE= 'none ' / associated ancillary response filename PHAVERSN= '1992a ' / obsolete DETCHANS= 1024 / total number possible channels CHANTYPE= 'PHA ' / channel type (PHA, PI etc) POISSERR= T / Poissonian errors to be assumed STAT_ERR= 0 / no statistical error specified SYS_ERR = 0 / no systematic error specified GROUPING= 0 / no grouping of the data has been defined QUALITY = 0 / no data quality information specified PACKET1 = T / Data from packet #1 present PACKET2 = T / Data from packet #2 present PACKET3 = T / Data from packet #3 present PCKT_SQ1= 129 / Actual PKT#1 CCSDS sequence number PCKT_SQ2= 130 / Predicted PKT#2 CCSDS sequence number PCKT_SQ3= 131 / Predicted PKT#3 CCSDS sequence number APID = 1249 / Application Process Identifier XRA_OBJ = 244.968032836914 / [deg] XRT RA location of GRB or Object XDEC_OBJ= -15.8623533248901 / [deg] XRT DEC location of GRB or Object TELAPSE = 1133.63842773438 / TSTOP - TSTART ONTIME = 1133.63842773438 / Time on target LIVETIME= 1133.63842773438 / Ontime multiplied by DEADC EXPOSURE= 1133.63842773438 / Total exposure, with all known correction DEADC = 1. / dead time correction TERMMODE= 65 / spectrum termination mode XRTMODE = 6 / XRT mode WAVEFORM= 60 / XRT waveform BIASLVL = 0. / Bias calculated on board [if = 0 not applied] P1UTCC = -25.58144 / [s] ccsds PacKeT #1 TIME=P1UTCCS+P1UTCCSS*2e-5 P1UTCCS = -26 / Packet #1 UTC Correction Seconds P1UTCCSS= 20928 / [2*10**(-5) s] Packet #1 UTC Correction SubSecoPKT1TIME= 620993146.54418 / [s] ccsds PacKeT #1 TIME=PKT1SEC+PKT1SUBS*2e-5 PKT1SEC = 620993146 / ccsds PacKeT #1 SEConds PKT1SUBS= 27209 / [2*10**(-5) s] ccsds PacKeT #1 SUBSeconds CHECKSUM= 'ICk4L9k4IAk4I9k4' / HDU checksum updated 2020-09-05T10:05:34 DATASUM = '486368517' / data unit checksum updated 2020-09-05T10:05:34 P2UTCC = -25.58144 / [s] Packet #2 UTC Correction time P2UTCCS = -26 / Packet #2 UTC Correction Seconds P2UTCCSS= 20928 / [2*10**(-5) s] Packet #2 UTC Correction SubSecoPKT2TIME= 620993146.7417 / [s] ccsds PacKeT #2 TIME=PKT2SEC+PKT2SUBS*2e-5 PKT2SEC = 620993146 / ccsds PacKeT #2 SEConds PKT2SUBS= 37085 / [2*10**(-5) s] ccsds PacKeT #2 SUBSeconds P3UTCC = -25.58144 / [s] Packet #3 UTC Correction time P3UTCCS = -26 / Packet #3 UTC Correction Seconds P3UTCCSS= 20928 / [2*10**(-5) s] Packet #3 UTC Correction SubSecoPKT3TIME= 620993146.94156 / [s] ccsds PacKeT #3 TIME=PKT3SEC+PKT3SUBS*2e-5 PKT3SEC = 620993146 / ccsds PacKeT #3 SEConds PKT3SUBS= 47078 / [2*10**(-5) s] ccsds PacKeT #3 SUBSeconds END ю│Ы╪√ЪN┬ХМцAї=▓u└·tФi·b ZTдNТK! 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