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 = '00442539000' / Observation ID TARG_ID = '442539 ' / 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 = 316872423.20816 / Start time DATE-OBS= '2011-01-16T12:07:03.2' / Start Date TSTOP = 316872668.27586 / Stop time DATE-END= '2011-01-16T12:11:08.3' / 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 = '2011-01-16T12:12:34' / file creation date (YYYY-MM-DDThh:mm:ss UT) UTCFINIT= -6.5693 / UTCF at TSTART CHECKSUM= 'hHpWkHmUhHmUhHmU' / HDU checksum updated 2011-01-16T12:12:34 DATASUM = ' 0' / data unit checksum updated 2011-01-16T12:12:34 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 = '00442539000' / Observation ID TARG_ID = '442539 ' / 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 = '2011-01-16T12:12:34' / file creation date (YYYY-MM-DDThh:mm:ss UT) TSTART = 316872423.20816 / Start time DATE-OBS= '2011-01-16T12:07:03.2' / Start Date TSTOP = 316872668.27586 / Stop time DATE-END= '2011-01-16T12:11:08.3' / Stop Date UTCFINIT= -6.5693 / 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 = 442539 / Trigger Number XRA_OBJ = 204.903137207031 / [deg] XRT RA location GRB or Object XDEC_OBJ= 55.1584510803223 / [deg] XRT DEC location GRb or Object TERMMODE= 0 / XRT termination mode TELAPSE = 245.067700028419 / TSTOP - TSTART ONTIME = 242.700622558594 / Time on target LIVETIME= 242.700622558594 / Ontime multiplied by DEADC EXPOSURE= 242.700622558594 / Total exposure, with all known correction DEADC = 1. / dead time correction UTCCTIME= -6.5693 / [s] UTC Correction TIME UTCCSEC = -7 / UTC Correction Seconds UTCCSUBS= 21535 / [2*10**(-5) s] UTC Correction SUBSeconds PKTTIME = 316872668.32486 / [s] ccsds PacKeT TIME=PKTSEC+PKTSUBS*2e-5 PKTSEC = 316872668 / ccsds PacKeT SEConds PKTSUBS = 16243 / [2*10**(-5) s] ccsds PacKeT SUBSeconds APID = 1253 / Application Process Identifier CHECKSUM= 'TGaQT9RPTGXPT9XP' / HDU checksum updated 2011-01-16T12:12:34 DATASUM = '2056801665' / data unit checksum updated 2011-01-16T12:12:34 END A5IA8A1%@YABL@:AS@,aAd@A)@SA @S$A:@P: AǤ@RɀA]@RPA#@SAf@R?)A'F@S A$@QA+@Rr6A @R֠A .@QA@Q`A2@QAcI@R֠A6C@S ] A"@RXA:&@Sqw A@QA =@SA"Q@Rr6A%A @RA'^t@QA*E?}@QA,6@RA/H@RXA1Y@Q`A4L@S A6Μ@RɀA9P|@QA;\>@RXA>T:@R?)A@a@S>j ACW@R?)AE@QAH[@S@AJݙF@PG AM_x@RXAOX@Q{@ARc7"@QAT@Q`AWf@QrAYM@R A\j@RɀA^@Q{@Aant*@Q`AcU2@Q{@Afr4@RAhU@Q{@Aku@QAm@Rr6Apy@Rr6Ar:@QrAu}q@QYn@AwP]@R֠Az1f@Q`A}@QA@SAB@RXA@SWA @RCAnn@Q{@AL@SA,@R%`A @Q{@A@QA˼@R֠Au@RɀA@SWAj@S>j AJ@Q{@A) @S@A!@S>j A@T>A$6@T=`A@TYA(@SWAf@Q`A,G@Sב@A&@RɀA0>@RCA@S ] A3@T @Aj@SWA7#@RCAŹc@S$A;C@SAʽ#O@Sqw A?@S Ar@S AB+@RɀAĢ4@T`AF@RPA`W@T`