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 = '00276205000' / Observation ID TARG_ID = '276205 ' / 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 = 198669686.20842 / Start time DATE-OBS= '2007-04-19T10:01:26.2' / Start Date TSTOP = 198669791.79272 / Stop time DATE-END= '2007-04-19T10:03:11.8' / Stop Date CLOCKAPP= F / If clock correction are applied (F/T) ORIGIN = 'GSFC ' / Source of FITS file CREATOR = 'TDRSS2FITS V3.20' / Program that created this FITS file TLM2FITS= 'V3.20 ' / Telemetry converter version number DATE = '2007-04-19T10:03:18' / file creation date (YYYY-MM-DDThh:mm:ss UT) UTCFINIT= -1.90012 / UTCF at TSTART CHECKSUM= 'kDiPlAgNkAgNkAgN' / HDU checksum updated 2007-04-19T10:03:18 DATASUM = ' 0' / data unit checksum updated 2007-04-19T10:03:18 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 = '00276205000' / Observation ID TARG_ID = '276205 ' / Target ID SEG_NUM = '0 ' / Segment number CREATOR = 'TDRSS2FITS V3.20' / Program that created this FITS file ORIGIN = 'GSFC ' / Source of FITS file TLM2FITS= 'V3.20 ' / 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 = '2007-04-19T10:03:18' / file creation date (YYYY-MM-DDThh:mm:ss UT) TSTART = 198669686.20842 / Start time DATE-OBS= '2007-04-19T10:01:26.2' / Start Date TSTOP = 198669791.79272 / Stop time DATE-END= '2007-04-19T10:03:11.8' / Stop Date UTCFINIT= -1.90012 / 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 = 276205 / Trigger Number XRA_OBJ = 182.696517944336 / [deg] XRT RA location GRB or Object XDEC_OBJ= 39.9097137451172 / [deg] XRT DEC location GRb or Object TERMMODE= 0 / XRT termination mode TELAPSE = 105.584299981594 / 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= -1.90012 / [s] UTC Correction TIME UTCCSEC = -2 / UTC Correction Seconds UTCCSUBS= 4994 / [2*10**(-5) s] UTC Correction SUBSeconds PKTTIME = 198669791.84488 / [s] ccsds PacKeT TIME=PKTSEC+PKTSUBS*2e-5 PKTSEC = 198669791 / ccsds PacKeT SEConds PKTSUBS = 42244 / [2*10**(-5) s] ccsds PacKeT SUBSeconds APID = 1253 / Application Process Identifier CHECKSUM= 'neaDpZWAnbaAnZUA' / HDU checksum updated 2007-04-19T10:03:18 DATASUM = '2925953262' / data unit checksum updated 2007-04-19T10:03:18 END AjAF#A]9@h,AT@_a@AS@\I A@X,Ai@^ A @_@A,@`AO @] Aq@] A$_@R4A@W8A=@SAʗ@X,A T@[*A @r@Oa@Acn/@YAM@TA @YA(@RDXA@Q|A&@V{A2@SAU?}@Z:Aw:@SA!X@W/\A#@UOA%o@YJA(@RLA*$@_@A,Gj@UA.i'@UǤA0*E@ZA2@ZA4A @R@A6@RdA9Z@O١@A;8X@RLA=[qv@UOA?}3@P(ĠAA@RDXAC@R@AEj@O١@AH.@RLAJ*@J:ALMEc@M 1 ANoρ@R4AP\>@Oa@AR@M 1 ATu@Nq AV@O١@AY@M 1 A[?P@PܠA]a @IJA_2@H[ Aa@Nq AcG@R@Ae@LaAh]@M 1 Aj0@M AlSw\@J:Anv@PdAp@Oa@Ar@M 1 Atݧ@HAw4n@T#Ay"+@J:A{EKI@H[ A}g@KyAb$@F{A끬@JAx@KyA@PAy@M A76@N AYT@G8A|6@= A됞@ApAO@LI A٩@SAff@IA(@N AK}A@DAn_@DA럐@LaA롳 @QAխ@FA:T@@dAr@CA=Q/@FhA_@BDXA뮂h @GkPA밤@3A~@5A @SA @ATA/"}@;*AQ:@= At;@6{