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 = '00325895000' / Observation ID TARG_ID = '325895 ' / 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 = 244044141.6088 / Start time DATE-OBS= '2008-09-25T14:02:21.6' / Start Date TSTOP = 244044247.24828 / Stop time DATE-END= '2008-09-25T14:04:07.2' / 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 = '2008-09-25T14:04:12' / file creation date (YYYY-MM-DDThh:mm:ss UT) UTCFINIT= -3.12542 / UTCF at TSTART CHECKSUM= 'iHiRlHhOiHhOiHhO' / HDU checksum updated 2008-09-25T14:04:12 DATASUM = ' 0' / data unit checksum updated 2008-09-25T14:04:12 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 = '00325895000' / Observation ID TARG_ID = '325895 ' / 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 = '2008-09-25T14:04:12' / file creation date (YYYY-MM-DDThh:mm:ss UT) TSTART = 244044141.6088 / Start time DATE-OBS= '2008-09-25T14:02:21.6' / Start Date TSTOP = 244044247.24828 / Stop time DATE-END= '2008-09-25T14:04:07.2' / Stop Date UTCFINIT= -3.12542 / 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 = 325895 / Trigger Number XRA_OBJ = 299.614837646484 / [deg] XRT RA location GRB or Object XDEC_OBJ= 35.2307052612305 / [deg] XRT DEC location GRb or Object TERMMODE= 0 / XRT termination mode TELAPSE = 105.639479994774 / 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= -3.12542 / [s] UTC Correction TIME UTCCSEC = -4 / UTC Correction Seconds UTCCSUBS= 43729 / [2*10**(-5) s] UTC Correction SUBSeconds PKTTIME = 244044247.32506 / [s] ccsds PacKeT TIME=PKTSEC+PKTSUBS*2e-5 PKTSEC = 244044247 / ccsds PacKeT SEConds PKTSUBS = 16253 / [2*10**(-5) s] ccsds PacKeT SUBSeconds APID = 1253 / Application Process Identifier CHECKSUM= 'EAS1E4S0E9S0E9S0' / HDU checksum updated 2008-09-25T14:04:12 DATASUM = '2056311211' / data unit checksum updated 2008-09-25T14:04:12 END A7AAFc@n Ah@n Az@ksA_@pAД@hA @d#A@iA85@b&^AZ@eA}N@`AM@aAh @c.A@h[ A~@fnA* @k*AL_@f{Ao%@eA@c.A>@b@Aȴ@h2AUq@eA .@^5 A >n@`A`@dA@apA@b@AȟA@c4(A)_@c4(A @dA0B@dARϖ@eǤAuY@hA!q@g8A#s.@g8A%@qmA'@lC A*"@b4A,D@gMVA.g0@@iJA0@cA2I@hA4w@k A6`@eǤA9R@l8[A;6z@] 1 A=Y@dA?{@c.AA@md AC@o% AE4@dAH@@rdAJ(M@o@ALJں@m ANmd@bFAP@apAR~R@r&^AT @t_AV@rFAY$@q6A[<@jA]_;d@c.A_!@`ܠAaT@dAAc@c4(AenY@k*Ah w@kHAj.4@cR"AlQR@j:Ans@jAp(@pͣAr@qrAt?@hyAvd@b&^Ay Y!@dA{B@i,A}er@tAA@lC Av@jvA3@md A@f{A/@vhA4@m 1 AWF@ftAyF@lI A`@b4A@` ʠAy}@] A@g/\A&@e1AIv@b@Ak3@dA3@laA@l8[AJ@qTA׈@pAdE@r7A:@v]A]}@t