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 = '00278854000' / Observation ID TARG_ID = '278854 ' / 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 = 200290781.0086 / Start time DATE-OBS= '2007-05-08T04:19:41.0' / Start Date TSTOP = 200290886.56888 / Stop time DATE-END= '2007-05-08T04:21:26.6' / Stop Date CLOCKAPP= F / If clock correction are applied (F/T) ORIGIN = 'GSFC ' / Source of FITS file CREATOR = 'TDRSS2FITS V3.20' / Program that created this FITS file TLM2FITS= 'V3.20 ' / Telemetry converter version number DATE = '2007-05-08T04:33:23' / file creation date (YYYY-MM-DDThh:mm:ss UT) UTCFINIT= -1.94056 / UTCF at TSTART CHECKSUM= 'kCiQmChNkChNkChN' / HDU checksum updated 2007-05-08T04:33:23 DATASUM = ' 0' / data unit checksum updated 2007-05-08T04:33:23 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 = '00278854000' / Observation ID TARG_ID = '278854 ' / Target ID SEG_NUM = '0 ' / Segment number CREATOR = 'TDRSS2FITS V3.20' / Program that created this FITS file ORIGIN = 'GSFC ' / Source of FITS file TLM2FITS= 'V3.20 ' / 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 = '2007-05-08T04:33:23' / file creation date (YYYY-MM-DDThh:mm:ss UT) TSTART = 200290781.0086 / Start time DATE-OBS= '2007-05-08T04:19:41.0' / Start Date TSTOP = 200290886.56888 / Stop time DATE-END= '2007-05-08T04:21:26.6' / Stop Date UTCFINIT= -1.94056 / 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 = 278854 / Trigger Number XRA_OBJ = 312.834594726562 / [deg] XRT RA location GRB or Object XDEC_OBJ= -78.3641815185547 / [deg] XRT DEC location GRb or Object TERMMODE= 0 / XRT termination mode TELAPSE = 105.560279995203 / 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= -1.94056 / [s] UTC Correction TIME UTCCSEC = -2 / UTC Correction Seconds UTCCSUBS= 2972 / [2*10**(-5) s] UTC Correction SUBSeconds PKTTIME = 200290886.6478 / [s] ccsds PacKeT TIME=PKTSEC+PKTSUBS*2e-5 PKTSEC = 200290886 / ccsds PacKeT SEConds PKTSUBS = 32390 / [2*10**(-5) s] ccsds PacKeT SUBSeconds APID = 1253 / Application Process Identifier CHECKSUM= 'HLZpKKXoHKXoHKXo' / HDU checksum updated 2007-05-08T04:33:23 DATASUM = '729400238' / data unit checksum updated 2007-05-08T04:33:23 END Acg8AcõAc@WkPAc R~@G8Ac/ܜ@V{AcRiY@ATAct@FAcƗ4@KyAcȺ @ATAcܗ@a6Ac!-@RDXAc!@PdAcD:@@dAcf@PAcՉQ@QAc׫@@S4(Ach^@PܠAc|@M 1 Ac|@K*Ac6 W@LaAcX@Q|Ac{ 2@M Ac杬@FAc9@Nq Ac@= 1 AcM@Oa@Ac'ڥ@EAcJd@9JAcl@IJAc~=@GkPAc[@FAcԕ@KyAc6@EAcT@EAd<6@DAd^@M AdL@@dAd٩@PdAdff@DAd @EAd z@> Ad._@FhAdP}@ZAds:@X[ Ad@ATAd5@CAd@W8AdN@RdAd@JAd Bb@ATAd"d@ApAd$y@RLAd&d@EAd(̐@P(ĠAd*?@FhAd-@J:Ad/41{@IJAd1V8@KyAd3yJ@M Ad5@HAd7a@?١@Ad9@@dAd<x@FhAd>&@?١@Ad@H@M AdBk@Q|AdDa@K*AdF3@IJAdHҽ<@K*AdJI@J:AdMֶ@HAdO:^5@GkPAdQ\@GkPAdSw@IJAdU@G8AdWĎ@ApAdYH@ATAd\ e@GkPAd^,2#@= Ad`N@Oa@AdbqF_@M Add@FhAdf]:@@ܠAdh@N Adjv@BDXAdm@IAdo@@FhAdqc@PdAds@::Adu.@H[ AdwʻE@B@AdyH@K*Ad| @EAd~2^@M AdT@PAdws@V?Ad@FhAd@HAd@G8Adn@I