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 = '00286373000' / Observation ID TARG_ID = '286373 ' / 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 = 207361645.79458 / Start time DATE-OBS= '2007-07-29T00:27:25.8' / Start Date TSTOP = 207361891.81738 / Stop time DATE-END= '2007-07-29T00:31:31.8' / 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 = '2007-07-29T00:31:46' / file creation date (YYYY-MM-DDThh:mm:ss UT) UTCFINIT= -2.11842 / UTCF at TSTART CHECKSUM= 'dJfPeGZOdGfOdGZO' / HDU checksum updated 2007-07-29T00:31:46 DATASUM = ' 0' / data unit checksum updated 2007-07-29T00:31:46 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 = '00286373000' / Observation ID TARG_ID = '286373 ' / 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 = '2007-07-29T00:31:46' / file creation date (YYYY-MM-DDThh:mm:ss UT) TSTART = 207361645.79458 / Start time DATE-OBS= '2007-07-29T00:27:25.8' / Start Date TSTOP = 207361891.81738 / Stop time DATE-END= '2007-07-29T00:31:31.8' / Stop Date UTCFINIT= -2.11842 / 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 = 286373 / Trigger Number XRA_OBJ = 56.299201965332 / [deg] XRT RA location GRB or Object XDEC_OBJ= -39.3291854858398 / [deg] XRT DEC location GRb or Object TERMMODE= 0 / XRT termination mode TELAPSE = 246.022799998522 / TSTOP - TSTART ONTIME = 244.140426635742 / Time on target LIVETIME= 244.140426635742 / Ontime multiplied by DEADC EXPOSURE= 244.140426635742 / Total exposure, with all known correction DEADC = 1. / dead time correction UTCCTIME= -2.11842 / [s] UTC Correction TIME UTCCSEC = -3 / UTC Correction Seconds UTCCSUBS= 44079 / [2*10**(-5) s] UTC Correction SUBSeconds PKTTIME = 207361891.84492 / [s] ccsds PacKeT TIME=PKTSEC+PKTSUBS*2e-5 PKTSEC = 207361891 / ccsds PacKeT SEConds PKTSUBS = 42246 / [2*10**(-5) s] ccsds PacKeT SUBSeconds APID = 1253 / Application Process Identifier CHECKSUM= 'CpjqCojoCojoCojo' / HDU checksum updated 2007-07-29T00:31:46 DATASUM = '2819153033' / data unit checksum updated 2007-07-29T00:31:46 END A,ۖ1A,r/A,w@FA,ߚ^5@ A,A,F@$A,I@{@A,M@& A,Q;@A,T@U@A-X@$A- \z:@KA-`7 @KA-c@{@A-g@KA-kr@KA-"o28@& A-'r @ UA-,v@{@A-1zm@A-6~-b@{@A-;6@$A-@@$A-Ei@$A-J%@ UA-O`@{@A-T@& A-YdE@$A-^!@{@A-c@& A-h@U@A-m_p@U@A-rC@A-w@{@A-|@$A-W@KA-n@U@A-A@U@A-@KA-S&@ A-@U@A-l@A-Ќ?@{@A-NQ@{@A- $@{@A-ʗ@& A-߇j@$A-I{@KA-O@UA-@KA-@ UA-D@{@A-y@& A-M@& A-}@A-=2@{@A-@A-x@KA- x@{@A-8\@{@A-0@$A.@$A. qv@{@A.3@U@A."Z@ A.&@{@A.*l@{@A."..@A.'1@A.,5X@U@A.19g@U@A.6='=@KA.;@@{@A.@D@& A.EHb@ UA.JL"h@ A.OO@ A.TS@U@A.YW^ @$A.^[@U@A.c^@U@A.hb@KA.mfV@A.rj@A.wmՑ@KA.|q@{@A.uQ@U@A.y@ A.|л@$A..@KA.M@OA. t@$A.@$A.@$A.H,@A.@& A.@U@A.@U@A.CW@U@A.¦@