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 = '00630714000' / Observation ID TARG_ID = '630714 ' / 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 = 445350458.39384 / Start time DATE-OBS= '2015-02-11T12:27:38.4' / Start Date TSTOP = 445350703.43902 / Stop time DATE-END= '2015-02-11T12:31:43.4' / 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 = '2015-02-11T12:32:42' / file creation date (YYYY-MM-DDThh:mm:ss UT) UTCFINIT= -13.17222 / UTCF at TSTART CHECKSUM= 'hNlRkNiPhNiPhNiP' / HDU checksum updated 2015-02-11T12:32:42 DATASUM = ' 0' / data unit checksum updated 2015-02-11T12:32:42 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 = '00630714000' / Observation ID TARG_ID = '630714 ' / 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 = '2015-02-11T12:32:42' / file creation date (YYYY-MM-DDThh:mm:ss UT) TSTART = 445350458.39384 / Start time DATE-OBS= '2015-02-11T12:27:38.4' / Start Date TSTOP = 445350703.43902 / Stop time DATE-END= '2015-02-11T12:31:43.4' / Stop Date UTCFINIT= -13.17222 / 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 = 630714 / Trigger Number XRA_OBJ = 254.846694946289 / [deg] XRT RA location GRB or Object XDEC_OBJ= 55.3925590515137 / [deg] XRT DEC location GRb or Object TERMMODE= 0 / XRT termination mode TELAPSE = 245.045179963112 / TSTOP - TSTART ONTIME = 242.700622558594 / Time on target LIVETIME= 242.700622558594 / Ontime multiplied by DEADC EXPOSURE= 242.700622558594 / Total exposure, with all known correction DEADC = 1. / dead time correction UTCCTIME= -13.17222 / [s] UTC Correction TIME UTCCSEC = -14 / UTC Correction Seconds UTCCSUBS= 41389 / [2*10**(-5) s] UTC Correction SUBSeconds PKTTIME = 445350703.52644 / [s] ccsds PacKeT TIME=PKTSEC+PKTSUBS*2e-5 PKTSEC = 445350703 / ccsds PacKeT SEConds PKTSUBS = 26322 / [2*10**(-5) s] ccsds PacKeT SUBSeconds APID = 1253 / Application Process Identifier CHECKSUM= 'QaDkSRDhQXDhQXDh' / HDU checksum updated 2015-02-11T12:32:42 DATASUM = '868465784' / data unit checksum updated 2015-02-11T12:32:42 END Aº‹‚:dÒ³Aº‹‚:Ò€ñAº‹‚;P}Ô@R¼@ Aº‹‚„O ?ýú Aº‹‚CÄK@@' Aº‹‚FEâ@:¸Ó Aº‹‚HÇÀn@9ìžàAº‹‚KI '@µ×àAº‹‚aÚy¼@;í Aº‹‚d\ZÄ@=o€Aº‹‚fÞ:~@>O½ÀAº‹‚i`ç@9 jÀAº‹‚káø¡@;…@Aº‹‚nc× @=o€Aº‹‚på¶Ã@9†„àAº‹‚sg•-@=ƒ‰ Aº‹‚uév6@:R¹Aº‹‚xkUï@?‚ Aº‹‚zí4Y@<·U€Aº‹‚}o@=o€Aº‹‚ðò|@7ˆ€Aº‹‚‚rÒ5@9 jÀAº‹‚„ô±î@:¸Ó Aº‹‚‡v‘§@;í Aº‹‚‰øqa@;…@Aº‹‚ŒzOÊ@:¸Ó Aº‹‚Žü/ƒ@;í Aº‹‚‘~ í@;…@Aº‹‚“ÿí¦@<·U€Aº‹‚–Í`@;í Aº‹‚™­@9ìžàAº‹‚›…ŒÒ@:¸Ó Aº‹‚žk<@7î€Aº‹‚ ‰Jõ@;í Aº‹‚£ )_@=飠Aº‹‚¥ @8ºPÀAº‹‚¨èÑ@9ìžàAº‹‚ªÈŠ@=飠Aº‹‚­¨D@=o€Aº‹‚¯”†­@7ˆ€Aº‹‚²ff@