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 = '00306757000' / Observation ID TARG_ID = '306757 ' / 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 = 227600035.20954 / Start time DATE-OBS= '2008-03-19T06:13:55.2' / Start Date TSTOP = 227600140.80334 / Stop time DATE-END= '2008-03-19T06:15:40.8' / 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 = '2008-03-19T06:15:48' / file creation date (YYYY-MM-DDThh:mm:ss UT) UTCFINIT= -2.65372 / UTCF at TSTART CHECKSUM= 'eFiQfEhNeEhNeEhN' / HDU checksum updated 2008-03-19T06:15:48 DATASUM = ' 0' / data unit checksum updated 2008-03-19T06:15:48 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 = '00306757000' / Observation ID TARG_ID = '306757 ' / 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 = '2008-03-19T06:15:48' / file creation date (YYYY-MM-DDThh:mm:ss UT) TSTART = 227600035.20954 / Start time DATE-OBS= '2008-03-19T06:13:55.2' / Start Date TSTOP = 227600140.80334 / Stop time DATE-END= '2008-03-19T06:15:40.8' / Stop Date UTCFINIT= -2.65372 / 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 = 306757 / Trigger Number XRA_OBJ = 217.916809082031 / [deg] XRT RA location GRB or Object XDEC_OBJ= 36.2995185852051 / [deg] XRT DEC location GRb or Object TERMMODE= 0 / XRT termination mode TELAPSE = 105.593799978495 / 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= -2.65372 / [s] UTC Correction TIME UTCCSEC = -3 / UTC Correction Seconds UTCCSUBS= 17314 / [2*10**(-5) s] UTC Correction SUBSeconds PKTTIME = 227600140.85668 / [s] ccsds PacKeT TIME=PKTSEC+PKTSUBS*2e-5 PKTSEC = 227600140 / ccsds PacKeT SEConds PKTSUBS = 42834 / [2*10**(-5) s] ccsds PacKeT SUBSeconds APID = 1253 / Application Process Identifier CHECKSUM= 'mOkgmMkfmMkfmMkf' / HDU checksum updated 2008-03-19T06:15:48 DATASUM = '657647100' / data unit checksum updated 2008-03-19T06:15:48 END A!FkHA!GFQA!Hb@A!J3@A!Ln@o6A!NM+@A!P@gA!Sd@zA!U1$@_@A!WTz@`A!Yw@\@A![[@CA!]y@|-A!_ޫ6@A!b7@RA!d#ı@b`A!fFN@UA!hhی@.)A!jhI@0 A!lg@|-A!n$@MVA!p B@ A!s@A!u8"@A!wZy@A!y}<6@A!{T@/ A!}S@WT@3|A!͗`@A!͙n/@}@A!͛M@EA!͝ȅ @Gk@A!͟@o`A!͢ @`A!ͤ0(@*@A!ͦR_@A!ͨuB@fA!ͪ@@A!ͬX@{A!ͮ@tuA!Ͱrq@_,A!ͳ!@;A!͵DL@7 A!ͷgj@`A!͹'@P/A!ͻ,@ A!ͽι@: A!ͿF_@ A!}@I`A!6]:@+`A!X@A!{v@WA!ʝ3@2A!@P A!@P A!j@A!(1'@b@A!JE@A!mH@:A!ُԿ@84A!۲a|@NA!9@FA!u@vA!u@yA!<2@IA!_@ A!聦 @ A!2@ A!ƿ@wA!LD@A! b@r`A!.c @?A!P@:A!sy@dA!@`A!@A!@A!P@2A! 7 @A!B+@@A!eM@KA!ڥ@,@A! gb@<A! @_A!{@A![@byA!4@A!W!@A!y@