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 = '00191157000' / Observation ID TARG_ID = '191157 ' / 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 = 161926628.00464 / Start time DATE-OBS= '2006-02-18T03:37:08.0' / Start Date TSTOP = 161926735.40606 / Stop time DATE-END= '2006-02-18T03:38:55.4' / Stop Date CLOCKAPP= F / If clock correction are applied (F/T) ORIGIN = 'GSFC ' / Source of FITS file CREATOR = 'TDRSS2FITS V3.12' / Program that created this FITS file TLM2FITS= 'V3.12 ' / Telemetry converter version number DATE = '2006-02-18T03:39:06' / file creation date (YYYY-MM-DDThh:mm:ss UT) UTCFINIT= -1.02228 / UTCF at TSTART CHECKSUM= 'iElOlEiMiEiMiEiM' / HDU checksum updated 2006-02-18T03:39:06 DATASUM = ' 0' / data unit checksum updated 2006-02-18T03:39:06 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 = '00191157000' / Observation ID TARG_ID = '191157 ' / Target ID SEG_NUM = '0 ' / Segment number CREATOR = 'TDRSS2FITS V3.12' / Program that created this FITS file ORIGIN = 'GSFC ' / Source of FITS file TLM2FITS= 'V3.12 ' / 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 = '2006-02-18T03:39:06' / file creation date (YYYY-MM-DDThh:mm:ss UT) TSTART = 161926628.00464 / Start time DATE-OBS= '2006-02-18T03:37:08.0' / Start Date TSTOP = 161926735.40606 / Stop time DATE-END= '2006-02-18T03:38:55.4' / Stop Date UTCFINIT= -1.02228 / 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 = 191157 / Trigger Number XRA_OBJ = 50.394905090332 / [deg] XRT RA location GRB or Object XDEC_OBJ= 16.8726291656494 / [deg] XRT DEC location GRb or Object TERMMODE= 0 / XRT termination mode TELAPSE = 107.401419997215 / 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= -1.02228 / [s] UTC Correction TIME UTCCSEC = -2 / UTC Correction Seconds UTCCSUBS= 48886 / [2*10**(-5) s] UTC Correction SUBSeconds PKTTIME = 161926735.44668 / [s] ccsds PacKeT TIME=PKTSEC+PKTSUBS*2e-5 PKTSEC = 161926735 / ccsds PacKeT SEConds PKTSUBS = 22334 / [2*10**(-5) s] ccsds PacKeT SUBSeconds APID = 1253 / Application Process Identifier CHECKSUM= 'R2ggS0eeR0eeR0ee' / HDU checksum updated 2006-02-18T03:39:06 DATASUM = '2469066882' / data unit checksum updated 2006-02-18T03:39:06 END AM`-AM@AM͗K@J:AMϹ؄@FAMb@X,AM@N AM!y}@LI AMD:@M AMfX@SAM܉@JAMޫ@^5 AM6@M 1 AM@ZvAMMj@Oa@AM5'@WDAMXdE@M 1 AMzc@JAM{ @LI AM@UǤAM┚@PAM@O١@AM'u@PAMJ82@PܠAMlP@FhAMO@R4AM+@TAMe@TAM@S4(AM|@QpAM< @M AM ^>@KyAM \@QAM @HAM9@N AMƓ@R4AM P@RLAM-@M AMPg@PdAMrI@Q|AM~g@LI AM $@N AM ڗ@SpAM"$@UAM%@QpAM'B;y@P(ĠAM)d6@QTAM+T@TAM-r@PdAM/i/@T_AM1@PdAM4 @RDXAM64 @SAM8V@PdAM:y&B@S4(AM<`@RdAM>=@FAM@@UAMCV@T#AME%@N AMGHj@M AMIj@Q|AMKM@TAMMk@IAMOқ(@N AMQ'@PdAMT@SAMV:>@QTAMX\}@X[ AMZX:@RDXAM\߹@SAM^lv@PܠAM`3@SpAMc @SpAMe,@UOAMgN@M 1 AMiq)@QpAMkF@T#AMmC@RDXAMo!@VAMqY@T_AMt@LaAMv@n@UOAMxb@`AMz@Q|AM|Q@M AM~ʞo@QAM+,@T_AM@IAM2D@SpAMT@T_AMw[@SAM@QpAMr\@UǤAMz@M AM7@PdAM$@R@AMF@Q|AMi,@TAM@WkPAMFJ@QT