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 = '00926515000' / Observation ID TARG_ID = '926515 ' / 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 = 591184499.41142 / Start time DATE-OBS= '2019-09-26T09:54:59.4' / Start Date TSTOP = 591184605.0257 / Stop time DATE-END= '2019-09-26T09:56:45.0' / 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 = '2019-09-26T09:56:30' / file creation date (YYYY-MM-DDThh:mm:ss UT) UTCFINIT= -23.64672 / UTCF at TSTART CHECKSUM= 'eEbLg9ZKeEaKe9YK' / HDU checksum updated 2019-09-26T09:56:30 DATASUM = ' 0' / data unit checksum updated 2019-09-26T09:56:30 END XTENSION= 'BINTABLE' / binary table extension BITPIX = 8 / 8-bit bytes NAXIS = 2 / 2-dimensional binary table NAXIS1 = 18 / width of table in bytes NAXIS2 = 100 / number of rows in table PCOUNT = 0 / size of special data area GCOUNT = 1 / one data group (required keyword) TFIELDS = 3 / number of fields in each row TTYPE1 = 'TIME ' / label for field 1 TFORM1 = '1D ' / data format of field: 8-byte DOUBLE TUNIT1 = 's ' / physical unit of field TTYPE2 = 'RATE ' / label for field 2 TFORM2 = '1D ' / data format of field: 8-byte DOUBLE TUNIT2 = 'count/s ' / physical unit of field TTYPE3 = 'XRTMODE ' / label for field 3 TFORM3 = '1I ' / data format of field: 2-byte INTEGER EXTNAME = 'RATE ' / name of this binary table extension MESGNAME= 'XRT_LIGHTCURVE' / Name of the message COMMENT XRTMODE values COMMENT 1=null 2=Short Image 3=Long Image 4=Pile-Up Photodiode COMMENT 5=Low Rate Photodiode 6=Windowed Timing 7= Photon-Counting COMMENT 8=RAW data 9=Bias map 10=Stop TELESCOP= 'SWIFT ' / Telescope (mission) name INSTRUME= 'XRT ' / Instrument name OBS_ID = '00926515000' / Observation ID TARG_ID = '926515 ' / 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 = '2019-09-26T09:56:30' / file creation date (YYYY-MM-DDThh:mm:ss UT) TSTART = 591184499.41142 / Start time DATE-OBS= '2019-09-26T09:54:59.4' / Start Date TSTOP = 591184605.0257 / Stop time DATE-END= '2019-09-26T09:56:45.0' / Stop Date UTCFINIT= -23.64672 / UTCF at TSTART TIMEPIXR= 0. / Bin time beginning=0.0 middle=0.5 end=1. HDUCLASS= 'OGIP ' / Format conforms to OGIP standards HDUCLAS1= 'LIGHTCURVE' / Time ordered data HDUCLAS2= 'TOTAL ' / Source + background HDUCLAS3= 'RATE ' / Data provided as rate NUMBINS = 100 / Number of valid bins in the lightcurve TRIGGER = 926515 / Trigger Number XRA_OBJ = 100.632446289062 / [deg] XRT RA location GRB or Object XDEC_OBJ= 59.5154647827148 / [deg] XRT DEC location GRb or Object TERMMODE= 0 / XRT termination mode TELAPSE = 105.614279985428 / TSTOP - TSTART ONTIME = 107.359703063965 / Time on target LIVETIME= 107.359703063965 / Ontime multiplied by DEADC EXPOSURE= 107.359703063965 / Total exposure, with all known correction DEADC = 1. / dead time correction UTCCTIME= -23.64672 / [s] UTC Correction TIME UTCCSEC = -24 / UTC Correction Seconds UTCCSUBS= 17664 / [2*10**(-5) s] UTC Correction SUBSeconds PKTTIME = 591184605.04866 / [s] ccsds PacKeT TIME=PKTSEC+PKTSUBS*2e-5 PKTSEC = 591184605 / ccsds PacKeT SEConds PKTSUBS = 2433 / [2*10**(-5) s] ccsds PacKeT SUBSeconds APID = 1253 / Application Process Identifier CHECKSUM= 'PlngSindPindPind' / HDU checksum updated 2019-09-26T09:56:30 DATASUM = '2532235611' / data unit checksum updated 2019-09-26T09:56:30 END Aa9iAa9뀈Aa:5i@jAa:@dAAa;Fc@b4Aa;@d}Aaz6;@dAa?@hAa?{J@bdAa@y@b:Aa@@h[ AaA%d@d}AaA_@`AaB6@] 1 AaBM@_١@AaCG@b&^AaCД@_@AaDY6@YAaD@aAaEj}@aTAaE 2@WDAaF{a@`AaGeA@_@AaGp@ZAaH@`ܠAaHN@`AaI&@`FAaI@] AaJ87@V?AaJ@_a@AaKI~@YAaK!B@SpAaLZ@_a@AaLf@ZAaMl (@W8AaMX@kmAaN}O@^5 AaOg@] AaO@\aAaP8@`AaP@Z:AaQ($@[mAaQ!@ZvAaR9@SAaRh @] AaSK 9@WDAaSӮh@c4(AaT\P@XAaT@V?AaUmN@X,AaU9@WkPAaV~@XAaW@R4AaW"@UAaX@VtAaXi@WkPAaY* J@VhAaY@^ AaZ;R@VhAaZ0@UOAa[L_@`Aa[;@O١@Aa\]@VhAa\E@R4Aa]o#@^q Aa]@W/\Aa^j+@WDAa_ Z@] Aa_@ZAa`S@] Aa`@@ZAaa+p@^q Aaa<@f]Aab<&@^ AabłV@` ʠAacN%@`FAacȴ@bdAad_k@c.Aad @b:Aaep@d#AaeT"@a6AafQ@_% Aag @cAag=@b&^Aah7@dAAahf@d}Aai-&@gbAai@eAaj>lL@hAaj|@gkPAakO@m(+ AakU@psAal`b@oC Aal@u^Aamr>@rqOAamH@mF%