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 = '00442978000' / Observation ID TARG_ID = '442978 ' / 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 = 317168525.41306 / Start time DATE-OBS= '2011-01-19T22:22:05.4' / Start Date TSTOP = 317168631.02172 / Stop time DATE-END= '2011-01-19T22:23:51.0' / 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 = '2011-01-19T22:23:53' / file creation date (YYYY-MM-DDThh:mm:ss UT) UTCFINIT= -6.58036 / UTCF at TSTART CHECKSUM= 'iEjXkDiUiDiUiDiU' / HDU checksum updated 2011-01-19T22:23:53 DATASUM = ' 0' / data unit checksum updated 2011-01-19T22:23:53 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 = '00442978000' / Observation ID TARG_ID = '442978 ' / 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 = '2011-01-19T22:23:53' / file creation date (YYYY-MM-DDThh:mm:ss UT) TSTART = 317168525.41306 / Start time DATE-OBS= '2011-01-19T22:22:05.4' / Start Date TSTOP = 317168631.02172 / Stop time DATE-END= '2011-01-19T22:23:51.0' / Stop Date UTCFINIT= -6.58036 / 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 = 442978 / Trigger Number XRA_OBJ = 348.571411132812 / [deg] XRT RA location GRB or Object XDEC_OBJ= 5.98501014709473 / [deg] XRT DEC location GRb or Object TERMMODE= 0 / XRT termination mode TELAPSE = 105.608659982681 / 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= -6.58036 / [s] UTC Correction TIME UTCCSEC = -7 / UTC Correction Seconds UTCCSUBS= 20982 / [2*10**(-5) s] UTC Correction SUBSeconds PKTTIME = 317168631.04506 / [s] ccsds PacKeT TIME=PKTSEC+PKTSUBS*2e-5 PKTSEC = 317168631 / ccsds PacKeT SEConds PKTSUBS = 2253 / [2*10**(-5) s] ccsds PacKeT SUBSeconds APID = 1253 / Application Process Identifier CHECKSUM= '9FHaH9HW9EHaG9HU' / HDU checksum updated 2011-01-19T22:23:53 DATASUM = '1254638266' / data unit checksum updated 2011-01-19T22:23:53 END A盍iMA盍lA盎i/o@rLA盏zu@q6A盐,@pA监@n A盒H@jvA盓G@f!A盔V@d}A盕@dA盖_@_% A盘"@dA盙@gMVA盚'2@`(ĠA盛8y>@b4A盜I@fnA盝[@dA盞lK @bLA盟}h@c.A盠w@fA盡@c A盢c5@eǤA監©@bFA盤@aA盥6P@_@A盦{_@]F% A盨@arA盩@ZA盪*M+@_% A盫;@] 1 A盬L@`dA盭^ G@]F% A目of@] A盯@W/\A盰@ZA盱8q@S4(A盲~@T_A盳@W/\A直 =@Nq A盵P@SA盶@VhA相 Y@SpA盹"h@[yA盺-h@ZvA盻>%@Z:A盼O@\= A盽a:@V?A盾r@YJA盿P@`A @X[ AT @` ʠA·@ZAz@^q A%@ZAl7@b&^AF@b&^A @eA>@d#A0b@g8AAq@ajAS@b4AdV.@gDAu@qcAφ@m AИ'@nq AѩnY@gMVAҺ@eA@fhA@%@e1A@f{A@c4(A@@a6A"Y@^ A3@d_AD @_% AV+k@ZvAgq@_% Ax@X[ A߉7@V?AC@_١@Aᬉ@cAS@X,Ab@RdA[@R4A@Nq A.@RDXA-@X[ A%s@N A6I@KyAH@P(ĠAYG@G8Aje@YA{t@PdA@R4A]@X[ A@@S4(A@LaA0@M Aw\@YA@U