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 = '00423181000' / Observation ID TARG_ID = '423181 ' / 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 = 296584126.99382 / Start time DATE-OBS= '2010-05-26T16:28:47.0' / Start Date TSTOP = 296584232.52536 / Stop time DATE-END= '2010-05-26T16:30:32.5' / 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 = '2010-05-26T16:30:34' / file creation date (YYYY-MM-DDThh:mm:ss UT) UTCFINIT= -5.834 / UTCF at TSTART CHECKSUM= 'iFhaiEgUiEgZiEgZ' / HDU checksum updated 2010-05-26T16:30:34 DATASUM = ' 0' / data unit checksum updated 2010-05-26T16:30:34 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 = '00423181000' / Observation ID TARG_ID = '423181 ' / 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 = '2010-05-26T16:30:34' / file creation date (YYYY-MM-DDThh:mm:ss UT) TSTART = 296584126.99382 / Start time DATE-OBS= '2010-05-26T16:28:47.0' / Start Date TSTOP = 296584232.52536 / Stop time DATE-END= '2010-05-26T16:30:32.5' / Stop Date UTCFINIT= -5.834 / 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 = 423181 / Trigger Number XRA_OBJ = 230.773635864258 / [deg] XRT RA location GRB or Object XDEC_OBJ= 25.6456737518311 / [deg] XRT DEC location GRb or Object TERMMODE= 0 / XRT termination mode TELAPSE = 105.531539976597 / 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= -5.834 / [s] UTC Correction TIME UTCCSEC = -6 / UTC Correction Seconds UTCCSUBS= 8300 / [2*10**(-5) s] UTC Correction SUBSeconds PKTTIME = 296584232.645 / [s] ccsds PacKeT TIME=PKTSEC+PKTSUBS*2e-5 PKTSEC = 296584232 / ccsds PacKeT SEConds PKTSUBS = 32250 / [2*10**(-5) s] ccsds PacKeT SUBSeconds APID = 1253 / Application Process Identifier CHECKSUM= 'biaDegZAbgaAbgYA' / HDU checksum updated 2010-05-26T16:30:34 DATASUM = '3329342289' / data unit checksum updated 2010-05-26T16:30:34 END AjAl;A0U@f{Av@RLA @YA!@X[ A/H@TA@@T_AQ@QTAcL@M At_[@T_AɅ@PܠAʖ@RDXA˨2v@GkPA̹w@KyAʽ@RLAC@UAIR@QTAa@P(ĠAԿ@UA!@[yA2`-@\I AC@] AT@WDAf3H@\aAwy@\I Aو@_a@Aښ@UǤA۫J#@ZAܼ@] AՑ@`FA@]F% AbN@c A]@ajA@hA$4@` ʠA5y)@`ܠAF8@\aAX@a|AiJ@X[ AzS@^ Ab@c.A@\VU Ac @` ʠA쿩~@[mA@UA3@] 1 Ay@V{AY@X[ Ah@X[ A'K@X[ A8%@\I AI؄@] A[@] Alc@O١@A}@R@A_@RDXA4n@UOAz@T#A+@RdA@O١@AL@X,A@P(ĠAU@LI A@RLA*cs@T_A;@QpAL0@N A^6@RDXAo{@UOA@PܠA [@PܠA N@LaA @LaA @J:A 6@R4Ae@PܠA@PA @O١@A7a@FA-|p@GkPA>@HAP -@<aAaO@P(ĠArK@RLA٩@ZA @Nq Aff@ApAu@;*A@B@A82@<aA~@9JA@ApA!@9JA"O@@dA#0l@::A$A{@5A%S @M 1 A&dg8@ATA'u@;*