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 = '00305288000' / Observation ID TARG_ID = '305288 ' / 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 = 226831175.80942 / Start time DATE-OBS= '2008-03-10T08:39:35.8' / Start Date TSTOP = 226831281.37856 / Stop time DATE-END= '2008-03-10T08:41:21.4' / 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 = '2008-03-10T08:41:24' / file creation date (YYYY-MM-DDThh:mm:ss UT) UTCFINIT= -2.6327 / UTCF at TSTART CHECKSUM= 'dPmOgMjNdMjNdMjN' / HDU checksum updated 2008-03-10T08:41:24 DATASUM = ' 0' / data unit checksum updated 2008-03-10T08:41:24 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 = '00305288000' / Observation ID TARG_ID = '305288 ' / 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 = '2008-03-10T08:41:24' / file creation date (YYYY-MM-DDThh:mm:ss UT) TSTART = 226831175.80942 / Start time DATE-OBS= '2008-03-10T08:39:35.8' / Start Date TSTOP = 226831281.37856 / Stop time DATE-END= '2008-03-10T08:41:21.4' / Stop Date UTCFINIT= -2.6327 / 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 = 305288 / Trigger Number XRA_OBJ = 220.093338012695 / [deg] XRT RA location GRB or Object XDEC_OBJ= -0.166673168540001 / [deg] XRT DEC location GRb or Object TERMMODE= 0 / XRT termination mode TELAPSE = 105.569140017033 / 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= -2.6327 / [s] UTC Correction TIME UTCCSEC = -3 / UTC Correction Seconds UTCCSUBS= 18365 / [2*10**(-5) s] UTC Correction SUBSeconds PKTTIME = 226831281.44496 / [s] ccsds PacKeT TIME=PKTSEC+PKTSUBS*2e-5 PKTSEC = 226831281 / ccsds PacKeT SEConds PKTSUBS = 22248 / [2*10**(-5) s] ccsds PacKeT SUBSeconds APID = 1253 / Application Process Identifier CHECKSUM= 'DCTBG9SADCSAD9SA' / HDU checksum updated 2008-03-10T08:41:24 DATASUM = '1838716074' / data unit checksum updated 2008-03-10T08:41:24 END A VlLA VyA V9@g/\A V @PdA VP@TA V݃@@ܠA Ve@BDXA V5@IJA VX~|@S4(A V{ 9@O١@A VW@CA V"@M A V@H[ A V;@= A V'Ŭ@<aA VJRi@CA Vl܇@3A ViD@BDXA V@DA VԀ@J:A V @@ܠA V@EA V<#@@ܠA V^u@G8A V=2@1pA V£P@C4(A VQn@QTA V+@BDXA V j@B@A V-@EA VP@TA Vs@WkPA Vѕ=@C4(A VӸ'@ATA Vڲ@2@A V<6@9JA V@SA VBS@<aA Vd@G8A Vl@CA VH@ApA Ṽf@N A V#@LaA V@N A V4&@Q|A VV@WDA Vy=@\aA Vʗ@XA VWT@UA Vr@YA Vn/@_١@A V%@YA VH @WkPA Vk@_a@A W@`A W(@aTA WҲ@`dA W?}@YJA W :@_% A W :X@^ A W \@c.A Wo@bLA W@] 1 A WĆ@VA W@[yA W @\I A W,*E@[mA WNc@`A WqA @`FA W @^ A W"Z@avA W$@YJA W&qv@[yA W)@`A W+@Q@bLA W-co@_% A W/,@b:A W1+@W/\A W3ʸ@]F% A W5B@[mA W8ρ@`FA W:2\>@\VU A Wwpz@iA W@7@bFA WB@cA WD@a|A WG@ftA WI$-@kHA WKFI@h2A WMiDg@jvA WO$@pA WQ[B@jA WS@iA WUr@k A WX@oC A WZ8@p ʠA W\[@hyA W^}s@k*A W`/0@i