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 = '00336489000' / Observation ID TARG_ID = '336489 ' / 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 = 250005520.80922 / Start time DATE-OBS= '2008-12-03T13:58:40.8' / Start Date TSTOP = 250005626.40308 / Stop time DATE-END= '2008-12-03T14:00:26.4' / 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 = '2008-12-03T14:00:29' / file creation date (YYYY-MM-DDThh:mm:ss UT) UTCFINIT= -3.30466 / UTCF at TSTART CHECKSUM= 'hJlWjHiThHiThHiT' / HDU checksum updated 2008-12-03T14:00:29 DATASUM = ' 0' / data unit checksum updated 2008-12-03T14:00:29 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 = '00336489000' / Observation ID TARG_ID = '336489 ' / 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 = '2008-12-03T14:00:29' / file creation date (YYYY-MM-DDThh:mm:ss UT) TSTART = 250005520.80922 / Start time DATE-OBS= '2008-12-03T13:58:40.8' / Start Date TSTOP = 250005626.40308 / Stop time DATE-END= '2008-12-03T14:00:26.4' / Stop Date UTCFINIT= -3.30466 / 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 = 336489 / Trigger Number XRA_OBJ = 233.03141784668 / [deg] XRT RA location GRB or Object XDEC_OBJ= 63.508975982666 / [deg] XRT DEC location GRb or Object TERMMODE= 0 / XRT termination mode TELAPSE = 105.593860000372 / 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= -3.30466 / [s] UTC Correction TIME UTCCSEC = -4 / UTC Correction Seconds UTCCSUBS= 34767 / [2*10**(-5) s] UTC Correction SUBSeconds PKTTIME = 250005626.44494 / [s] ccsds PacKeT TIME=PKTSEC+PKTSUBS*2e-5 PKTSEC = 250005626 / ccsds PacKeT SEConds PKTSUBS = 22247 / [2*10**(-5) s] ccsds PacKeT SUBSeconds APID = 1253 / Application Process Identifier CHECKSUM= 'L1ZHN1YHL1YHL1YH' / HDU checksum updated 2008-12-03T14:00:29 DATASUM = '2422717337' / data unit checksum updated 2008-12-03T14:00:29 END A͐!RA͐"yA͐#@w _A͐%@vA͐'ڢ^@rFA͐)/@vtA͐,@t#A͐.BH@qA͐0dR@rbRA͐2b@saA͐4@pA͐6x@o@A͐8@n A͐;d@i,A͐=4!@kA͐?V@jA͐Ay5@lC A͐C¹@h=&A͐EOv@iA͐G3@fhA͐Jh@fA͐L%@hA͐NH@cR"A͐Pk @d}A͐RF@dA͐T&@arA͐VҲ@cR"A͐X?}@c.A͐[:@apA͐]:X@] A͐_\@fzA͐arq@a|A͐c.@[fA͐eĉL@WkPA͐g @\VU A͐j @TA͐l,/@X,A͐nN@`A͐pqF_@[mA͐r@Q|A͐t_@T_A͐v@YA͐xyS@^ A͐{@VtA͐}@.@VhA͐c@R4A͐@Nq A͐6e@VA͐"@VhA͐O@SA͐ܜ@TA͐2iY@KyA͐T@Q|A͐w@H[ A͐@T_A͐@UǤA͐&l@VtA͐)@M A͐$=G@M 1 A͐F@J:A͐iV@VhA͐~@G8A͐p;@O١@A͐@XA͐@GkPA͐r@UOA͐8@K*A͐[-M@KyA͐} @KyA͐F@FhA͐ӄ@GkPA͐`B@M 1 A͐@LaA͐*y@IA͐My@IJA͐o6@M A͐@DA͐ô@SA͐6@D#A͐Ë@DA͐M@BDXA͐>f@?١@A͐ag#@X,A͐Ѓ@M 1 A͐Ҧ@@ܠA͐ Z@@dA͐@VA͐&@Q|A͐0@KyA͐S=@EA͐um@> A͐W*@C4(A͐@ApA͐p@D#A͐a@SA͐"@BDXA͐E@RLA͐g@FA͐0U@DA͐@Ap