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 = '00959431000' / Observation ID TARG_ID = '959431 ' / 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 = 604895814.99448 / Start time DATE-OBS= '2020-03-03T02:36:55.0' / Start Date TSTOP = 604895920.57532 / Stop time DATE-END= '2020-03-03T02:38:40.6' / 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 = '2020-03-03T02:38:23' / file creation date (YYYY-MM-DDThh:mm:ss UT) UTCFINIT= -24.53266 / UTCF at TSTART CHECKSUM= 'eNfQhKZPeKfPeKZP' / HDU checksum updated 2020-03-03T02:38:23 DATASUM = ' 0' / data unit checksum updated 2020-03-03T02:38:23 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 = '00959431000' / Observation ID TARG_ID = '959431 ' / 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 = '2020-03-03T02:38:23' / file creation date (YYYY-MM-DDThh:mm:ss UT) TSTART = 604895814.99448 / Start time DATE-OBS= '2020-03-03T02:36:55.0' / Start Date TSTOP = 604895920.57532 / Stop time DATE-END= '2020-03-03T02:38:40.6' / Stop Date UTCFINIT= -24.53266 / 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 = 959431 / Trigger Number XRA_OBJ = 212.706909179688 / [deg] XRT RA location GRB or Object XDEC_OBJ= 51.3622360229492 / [deg] XRT DEC location GRb or Object TERMMODE= 0 / XRT termination mode TELAPSE = 105.58083999157 / 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= -24.53266 / [s] UTC Correction TIME UTCCSEC = -25 / UTC Correction Seconds UTCCSUBS= 23367 / [2*10**(-5) s] UTC Correction SUBSeconds PKTTIME = 604895920.64498 / [s] ccsds PacKeT TIME=PKTSEC+PKTSUBS*2e-5 PKTSEC = 604895920 / ccsds PacKeT SEConds PKTSUBS = 32249 / [2*10**(-5) s] ccsds PacKeT SUBSeconds APID = 1253 / Application Process Identifier CHECKSUM= '0MLG1JIG0JIG0JIG' / HDU checksum updated 2020-03-03T02:38:23 DATASUM = '1079406323' / data unit checksum updated 2020-03-03T02:38:23 END A#KA#">A#qv@pA$@o@A% @o@A%Z\@gJA&@f!A&@gkPA'/C@iA'@jXA(@H@jA(,@iA)Q@hA)s.@g>A*c@fzA*4@hA+t\@cA+@jA,@cR"A-FJ@dA-y@d#A.@c A./0@dA/0_@bdA/u@b@A0B@kyA0ʻ@eA1S^t@] A1@b:A2d@aTA2H@_% A3u1@bLA3a@b@A40@ZA5@hA5wG@] A6!v@a|A6@_@A72`-@apA7\@aA8C@b&^A8I@`ܠA9T@f?A9ݐ@^ A:f2@apA:@` ʠA;wx@`A<.@e1A<]@aTA=a@] A=@^ A>"D@ZA>Ks@ZA?3@\VU A?@ZvA@E4Y@] A@׈@YJAAVz@] AA@] 1 ABg@` ʠABc@VhACy@VtAD@T#ADM+@VhAEZ@W/\AE@[mAF$6@RLAF@@W8AG5|p@XAG@T#AHF@UǤAHeV@TAIX@UAI૴@WDAJiN@T#AJ@YAKzB@R4AL7@c4(AL@SAM~(@dAM!W@PܠAN%ć@RdANg@RdAO7 =@P(ĠAOm@RLAPHP@V?AP@[*AQYS@PAQ9@YJARjܱ@N AR@W8AS|#@XAT?@VATh@TAU @R@AU%@SAV'RT@RDXAV@R@AW8 @W8AW;:@W8