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 = '00326115000' / Observation ID TARG_ID = '326115 ' / 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 = 244307071.00872 / Start time DATE-OBS= '2008-09-28T15:04:31.0' / Start Date TSTOP = 244307176.60832 / Stop time DATE-END= '2008-09-28T15:06:16.6' / 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 = '2008-09-28T15:06:25' / file creation date (YYYY-MM-DDThh:mm:ss UT) UTCFINIT= -3.13328 / UTCF at TSTART CHECKSUM= 'eEjPhEiNeEiNeEiN' / HDU checksum updated 2008-09-28T15:06:25 DATASUM = ' 0' / data unit checksum updated 2008-09-28T15:06:25 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 = '00326115000' / Observation ID TARG_ID = '326115 ' / 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 = '2008-09-28T15:06:25' / file creation date (YYYY-MM-DDThh:mm:ss UT) TSTART = 244307071.00872 / Start time DATE-OBS= '2008-09-28T15:04:31.0' / Start Date TSTOP = 244307176.60832 / Stop time DATE-END= '2008-09-28T15:06:16.6' / Stop Date UTCFINIT= -3.13328 / 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 = 326115 / Trigger Number XRA_OBJ = 95.1213836669922 / [deg] XRT RA location GRB or Object XDEC_OBJ= -55.1690254211426 / [deg] XRT DEC location GRb or Object TERMMODE= 0 / XRT termination mode TELAPSE = 105.599599987268 / 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= -3.13328 / [s] UTC Correction TIME UTCCSEC = -4 / UTC Correction Seconds UTCCSUBS= 43336 / [2*10**(-5) s] UTC Correction SUBSeconds PKTTIME = 244307176.64948 / [s] ccsds PacKeT TIME=PKTSEC+PKTSUBS*2e-5 PKTSEC = 244307176 / ccsds PacKeT SEConds PKTSUBS = 32474 / [2*10**(-5) s] ccsds PacKeT SUBSeconds APID = 1253 / Application Process Identifier CHECKSUM= 'QnPJQnPJQnPJQnPJ' / HDU checksum updated 2008-09-28T15:06:25 DATASUM = '2743225699' / data unit checksum updated 2008-09-28T15:06:25 END AvAoA@pA!Z@g8AD@i,Af@g8A$@pUA @raA >l@rdAȊ@r4AUG@pܠA5e@iJAXi@jУAz@@i,A@kA @x[ A@xA #@xA"'@xA$J=q@s A&l@q6A(Q@v!A*j@{pA,h@ A.E@~ A1@} A3< @١@A5^@t`A7"@V`A9@@A;9@b@A=Ɠ@@A@ P@%+AB-n@@ADPg@ AFrI@LAH@%+AJ@@ALڕB@C%AN!@EAQ@|eR ASB8@yAUdŗ@| dAWO@yAYr@{pA[i/@uA]@{A`}k@uAb4@vlAdVF@r7Afy!@u|Ah"@tAj7@qTAlĜ@tAoL@rSUAq%@o@AsHe@s1Auj@uAw|p@o١@Ay -@qvA{ғK@qgA} @pUA&@rLA:4D@lC A\@iAK@l7 A@pAd@mF% A@h,A {t@hA,1@n ANO@iAqm@g/\A*@j:A3H@ftA@gkPAL@b&^A@avA@c@cpAb@apAzx@dA@arAʎ@[yAq@`A/@`A22M@YAT @_% AwK@] A@TAb@VhA@W/\Av@VtA$@apAF@XAiv@VhAƋ3@SAȮ1Q@VAо@RLAJ@V{A@[y