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 = '00452685000' / Observation ID TARG_ID = '452685 ' / 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 = 326137117.99306 / Start time DATE-OBS= '2011-05-03T17:38:38.0' / Start Date TSTOP = 326137224.15806 / Stop time DATE-END= '2011-05-03T17:40:24.2' / 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 = '2011-05-03T17:56:28' / file creation date (YYYY-MM-DDThh:mm:ss UT) UTCFINIT= -6.9178 / UTCF at TSTART CHECKSUM= 'iGgSiEdSiEdSiEdS' / HDU checksum updated 2011-05-03T17:56:28 DATASUM = ' 0' / data unit checksum updated 2011-05-03T17:56:28 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 = '00452685000' / Observation ID TARG_ID = '452685 ' / 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 = '2011-05-03T17:56:28' / file creation date (YYYY-MM-DDThh:mm:ss UT) TSTART = 326137117.99306 / Start time DATE-OBS= '2011-05-03T17:38:38.0' / Start Date TSTOP = 326137224.15806 / Stop time DATE-END= '2011-05-03T17:40:24.2' / Stop Date UTCFINIT= -6.9178 / 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 = 452685 / Trigger Number XRA_OBJ = 132.752059936523 / [deg] XRT RA location GRB or Object XDEC_OBJ= 52.2288513183594 / [deg] XRT DEC location GRb or Object TERMMODE= 0 / XRT termination mode TELAPSE = 106.165000021458 / TSTOP - TSTART ONTIME = 107.054740905762 / Time on target LIVETIME= 107.054740905762 / Ontime multiplied by DEADC EXPOSURE= 107.054740905762 / Total exposure, with all known correction DEADC = 1. / dead time correction UTCCTIME= -6.9178 / [s] UTC Correction TIME UTCCSEC = -7 / UTC Correction Seconds UTCCSUBS= 4110 / [2*10**(-5) s] UTC Correction SUBSeconds PKTTIME = 326137224.2448 / [s] ccsds PacKeT TIME=PKTSEC+PKTSUBS*2e-5 PKTSEC = 326137224 / ccsds PacKeT SEConds PKTSUBS = 12240 / [2*10**(-5) s] ccsds PacKeT SUBSeconds APID = 1253 / Application Process Identifier CHECKSUM= '7cRQAZQP8aQPAYQP' / HDU checksum updated 2011-05-03T17:56:28 DATASUM = '3435620609' / data unit checksum updated 2011-05-03T17:56:28 END Apu9.Apuzɰ@Oa@Apu@N Apu Vm@BDXApu!@@ܠApu"*@BDXApu#)@B@Apu$o@ATApu%@<aApu'@CApu(@d@F{Apu)'@9JApu*8!@@dApu+J@FApu,[Y@FhApu-l<@IApu.}@V{Apu/,@5Apu0sX@EApu1g@D#Apu2@EApu3C@5Apu43@DApu5Б@B@Apu7@B@Apu8]O@> Apu9*@EApu:; @D#Apu;M0j@UApu<^v@D#Apu=o@PܠApu>6@M Apu?H@6{Apu@@D#ApuA@G8ApuBa@EApuC`@PApuD@DApuE|@WkPApuG 3@LaApuHz:@> ApuI-H@<aApuJ?@= ApuKPL@EApuLad@RLApuMr@D#ApuN@9JApuOd0@O١@ApuP@IApuQ@7kPApuR7L@CApuS}@= ApuT @9JApuU g@::ApuWOv@HApuX@?١@ApuY03@> ApuZB"@3Apu[Sh@<aApu\d@G8Apu]u^@= Apu^:@9JApu_@@ܠApu`z@9JApua @G8ApubR@H[ ApucݙF@FApudߤ@EApuf&@K*Apugla@D#Apuh"@EApui3@<aApujE>-@BDXApukV@HApulg@SApumyI@1pApunW@QApuo@B@Apup@8[ Apuq)t@ApApuro@SpApus1@IJAput@CApuvB@0ܠApuw@= Apux%[@;*Apuy7@5ApuzH[@- Apu{Yw@G8Apu|j@::Apu}|,@::Apu~sC@IJApu@= 1 Apu@EApuF_@D#ApuҌ@::Apu@2@Apu+@> Apu^@IApu@/١@