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 = '00295670000' / Observation ID TARG_ID = '295670 ' / 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 = 215485707.41288 / Start time DATE-OBS= '2007-10-31T01:08:27.4' / Start Date TSTOP = 215485812.98072 / Stop time DATE-END= '2007-10-31T01:10:13.0' / 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 = '2007-10-31T01:10:28' / file creation date (YYYY-MM-DDThh:mm:ss UT) UTCFINIT= -2.32828 / UTCF at TSTART CHECKSUM= 'iLkSiKhSiKhSiKhS' / HDU checksum updated 2007-10-31T01:10:28 DATASUM = ' 0' / data unit checksum updated 2007-10-31T01:10:28 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 = '00295670000' / Observation ID TARG_ID = '295670 ' / 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 = '2007-10-31T01:10:28' / file creation date (YYYY-MM-DDThh:mm:ss UT) TSTART = 215485707.41288 / Start time DATE-OBS= '2007-10-31T01:08:27.4' / Start Date TSTOP = 215485812.98072 / Stop time DATE-END= '2007-10-31T01:10:13.0' / Stop Date UTCFINIT= -2.32828 / 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 = 295670 / Trigger Number XRA_OBJ = 6.47381353378296 / [deg] XRT RA location GRB or Object XDEC_OBJ= -58.0314140319824 / [deg] XRT DEC location GRb or Object TERMMODE= 0 / XRT termination mode TELAPSE = 105.567840009928 / 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= -2.32828 / [s] UTC Correction TIME UTCCSEC = -3 / UTC Correction Seconds UTCCSUBS= 33586 / [2*10**(-5) s] UTC Correction SUBSeconds PKTTIME = 215485813.045 / [s] ccsds PacKeT TIME=PKTSEC+PKTSUBS*2e-5 PKTSEC = 215485813 / ccsds PacKeT SEConds PKTSUBS = 2250 / [2*10**(-5) s] ccsds PacKeT SUBSeconds APID = 1253 / Application Process Identifier CHECKSUM= 'UnlDXkkDUkkDUkkD' / HDU checksum updated 2007-10-31T01:10:28 DATASUM = '3743649140' / data unit checksum updated 2007-10-31T01:10:28 END AeAAY @qrA@cAr@c4(A$C@rdA!G@f{A#j@gkPA%z@dA'/@gbA)ѼV@jvA+I@h2A.@iA09b@ltO A2[@l7 A4~v@lI A6@m 1 A8ÐC@ksA:@lVU A=@k*A?+6z@m AAM7@lC ACpO@jXAE@lC AGf@iAI@hAKI@jAN @eAP?@eARb&@f{AT@kHAV=\@hAXz@iAZT7@p(ĠA]@l= A_1m@iAaSn@l8[Acv+@m AeI@iAg@lI Ai*@iAl@o% An#D=@jApE@fzArh]@gJAt@gMVAvt@hAxP@kyAz @g/\A}@dA7@gMVAZ1@dA|b@`AH@` ʠA=@v]Aa@b&^A@bLA){t@^5 AL1@`AnO@`FA @[*A@ajA8@YJAC@] AR@^ A=޾@YA`k{@X[ A@^ AV@ZvA@XA@TA %@SpA/@X[ AR?h@RdAtɆ@V{AVC@UA@YAo@UǤAz@UǤA!7@T#AD@VtAf@YJAÉ,@[mAū@\aAFJ@XA@ZA_@cA5@] AXv@ZvA{\@XAԝ@UǤA@XA@Z:A3@W/\A'n@X[ AJM+@SAlI@X,Ad@UA@XA}@W/\