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 = '00319036000' / Observation ID TARG_ID = '319036 ' / 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 = 239614966.60996 / Start time DATE-OBS= '2008-08-05T07:42:46.6' / Start Date TSTOP = 239615072.21038 / Stop time DATE-END= '2008-08-05T07:44:32.2' / 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 = '2008-08-05T07:44:40' / file creation date (YYYY-MM-DDThh:mm:ss UT) UTCFINIT= -2.99488 / UTCF at TSTART CHECKSUM= 'fHcPfFZNfFbNfFZN' / HDU checksum updated 2008-08-05T07:44:40 DATASUM = ' 0' / data unit checksum updated 2008-08-05T07:44:40 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 = '00319036000' / Observation ID TARG_ID = '319036 ' / 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 = '2008-08-05T07:44:40' / file creation date (YYYY-MM-DDThh:mm:ss UT) TSTART = 239614966.60996 / Start time DATE-OBS= '2008-08-05T07:42:46.6' / Start Date TSTOP = 239615072.21038 / Stop time DATE-END= '2008-08-05T07:44:32.2' / Stop Date UTCFINIT= -2.99488 / 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 = 319036 / Trigger Number XRA_OBJ = 314.225341796875 / [deg] XRT RA location GRB or Object XDEC_OBJ= -62.4294166564941 / [deg] XRT DEC location GRb or Object TERMMODE= 0 / XRT termination mode TELAPSE = 105.600419998169 / 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= -2.99488 / [s] UTC Correction TIME UTCCSEC = -3 / UTC Correction Seconds UTCCSUBS= 256 / [2*10**(-5) s] UTC Correction SUBSeconds PKTTIME = 239615072.24494 / [s] ccsds PacKeT TIME=PKTSEC+PKTSUBS*2e-5 PKTSEC = 239615072 / ccsds PacKeT SEConds PKTSUBS = 12247 / [2*10**(-5) s] ccsds PacKeT SUBSeconds APID = 1253 / Application Process Identifier CHECKSUM= 'ZV80aV80UV80ZV80' / HDU checksum updated 2008-08-05T07:44:40 DATASUM = '131060819' / data unit checksum updated 2008-08-05T07:44:40 END Aw8LAwAw3@O@eAwUm@HAwxW*@Q|AwH@UǤAwn@t_Aw@FAw@[fAw%@WDAxG@H[ Axj%@KyAx@J:Ax?S@R@Axq@XAx V.@JAx @V?Ax9jj@TAx['@[yAx~@G8Ax@TAxÚ@HAx'|@PdAx@EAx+;@M Ax M@KyAx"pR@M Ax$P@T#Ax&in@V?Ax(+@IJAx*@N Ax- g@T#Ax/?$@M Ax1b#@LI Ax3@Nq Ax5:@QAx7z@Q|Ax9Q@QAx<۶@WDAx>1e@YAx@S@\= AxBvN@f]AxD l@\VU AxF)@YAxH"@YAxKe@]F% AxM#7"@YAxOE@TAxQhM@YAxSں@bbRAxUgw@ZvAxW4@V{AxY{@] Ax\p@_a@Ax^7@\I Ax`ZK@XAxb|@W/\Axd6&@YAxf@UǤAxhM@W8Axk@] Axm)c@VhAxoK@Q|Axqnz@T#Axst@LI Axu1@P(ĠAxw@TAxym@J:Ax|2@PAx~=H@T#Ax`L@O١@Ax$@IAxb@UAx@IAxw@Q|Ax @LaAx/@J:AxR@PdAxtr@M Ax1@C4(Ax@JAxHk@F{Ax(@T#Ax!_F@LI AxC@Nq Axfv!@LaAx?@CAx@DAx@ApAx@N Ax0@JAx5@K*AxXGo@O١@Axzэ@D#Ax[@ApAxh@KyAxu%@3AxC@M Ax'@@dAxJ@5