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 = '00431758000' / Observation ID TARG_ID = '431758 ' / 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 = 303602967.80824 / Start time DATE-OBS= '2010-08-15T22:09:27.8' / Start Date TSTOP = 303603073.42596 / Stop time DATE-END= '2010-08-15T22:11:13.4' / 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 = '2010-08-15T22:11:17' / file creation date (YYYY-MM-DDThh:mm:ss UT) UTCFINIT= -6.08408 / UTCF at TSTART CHECKSUM= 'iJhRlJgOiJgOiJgO' / HDU checksum updated 2010-08-15T22:11:17 DATASUM = ' 0' / data unit checksum updated 2010-08-15T22:11:17 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 = '00431758000' / Observation ID TARG_ID = '431758 ' / 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 = '2010-08-15T22:11:17' / file creation date (YYYY-MM-DDThh:mm:ss UT) TSTART = 303602967.80824 / Start time DATE-OBS= '2010-08-15T22:09:27.8' / Start Date TSTOP = 303603073.42596 / Stop time DATE-END= '2010-08-15T22:11:13.4' / Stop Date UTCFINIT= -6.08408 / 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 = 431758 / Trigger Number XRA_OBJ = 194.012741088867 / [deg] XRT RA location GRB or Object XDEC_OBJ= -60.805477142334 / [deg] XRT DEC location GRb or Object TERMMODE= 0 / XRT termination mode TELAPSE = 105.617720007896 / 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= -6.08408 / [s] UTC Correction TIME UTCCSEC = -7 / UTC Correction Seconds UTCCSUBS= 45796 / [2*10**(-5) s] UTC Correction SUBSeconds PKTTIME = 303603073.449 / [s] ccsds PacKeT TIME=PKTSEC+PKTSUBS*2e-5 PKTSEC = 303603073 / ccsds PacKeT SEConds PKTSUBS = 22450 / [2*10**(-5) s] ccsds PacKeT SUBSeconds APID = 1253 / Application Process Identifier CHECKSUM= 'XNJYXMJXXMJXXMJX' / HDU checksum updated 2010-08-15T22:11:17 DATASUM = '1101875063' / data unit checksum updated 2010-08-15T22:11:17 END AA<AL@m A[@c.AMj@cA@a|A'@bdA'6@\VU A8e@`A I@fA!Z@\VU A"l7a@ajA#}|p@d_A$@`A%@bFA&N<@\= A'”@` ʠA(@aA) @a|A*ff@b4A,u@ajA-@a|A.*6@bLA/;}A@] A0Là@gbA1^@dA2oO@YA3l@[yA4@ZvA5@] A6e@bdA7ŬG@a|A8@c A97@`A:~@eA< r@fhA= @b4A>-N@dA?>@fA@OM@c AAa \@`(ĠABrf@a6AC@e1AD(@] AE8@_١@AF~@_% AG@cAH @dAAIOa@a|AJ@b@AL @`FAM!-@]F% AN0g@bDXAOA@[fAPR@`dAQd8 @iARu~g@c AS@c AT @ajAUP3@b@AV@bDXAW@\aAX!@hAYg@h2AZm@b@A\|@avA]"8@eǤA^39@] 1 A_Dŗ@cA`V @bDXAagQ@dAbx@bbRAcr@cAd!@dAeg@b4Af>@] 1 Ag@hAh9@cR"Ai @gkPAki@h2Al (@`ܠAm%P@`An6@\= AoGD@`FApY"S@gbAqjh@g>Ar{@emAs@] 1 At:~@dAu@^q Av@d_Aw @arAxQY@dAy@`A{@`A|#%@avA}(i@cR"A~9@bLAJ@_% A\:@`