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 = '00361489000' / Observation ID TARG_ID = '361489 ' / 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 = 273447151.1934 / Start time DATE-OBS= '2009-08-31T21:32:31.2' / Start Date TSTOP = 273447394.81008 / Stop time DATE-END= '2009-08-31T21:36:34.8' / 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 = '2009-08-31T21:38:50' / file creation date (YYYY-MM-DDThh:mm:ss UT) UTCFINIT= -5.0461 / UTCF at TSTART CHECKSUM= 'kHiPmFfPkFfPkFfP' / HDU checksum updated 2009-08-31T21:38:50 DATASUM = ' 0' / data unit checksum updated 2009-08-31T21:38:50 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 = '00361489000' / Observation ID TARG_ID = '361489 ' / 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 = '2009-08-31T21:38:50' / file creation date (YYYY-MM-DDThh:mm:ss UT) TSTART = 273447151.1934 / Start time DATE-OBS= '2009-08-31T21:32:31.2' / Start Date TSTOP = 273447394.81008 / Stop time DATE-END= '2009-08-31T21:36:34.8' / Stop Date UTCFINIT= -5.0461 / 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 = 361489 / Trigger Number XRA_OBJ = 108.286239624023 / [deg] XRT RA location GRB or Object XDEC_OBJ= -25.0899143218994 / [deg] XRT DEC location GRb or Object TERMMODE= 0 / XRT termination mode TELAPSE = 243.61667996645 / TSTOP - TSTART ONTIME = 241.260833740234 / Time on target LIVETIME= 241.260833740234 / Ontime multiplied by DEADC EXPOSURE= 241.260833740234 / Total exposure, with all known correction DEADC = 1. / dead time correction UTCCTIME= -5.0461 / [s] UTC Correction TIME UTCCSEC = -6 / UTC Correction Seconds UTCCSUBS= 47695 / [2*10**(-5) s] UTC Correction SUBSeconds PKTTIME = 273447394.93848 / [s] ccsds PacKeT TIME=PKTSEC+PKTSUBS*2e-5 PKTSEC = 273447394 / ccsds PacKeT SEConds PKTSUBS = 46924 / [2*10**(-5) s] ccsds PacKeT SUBSeconds APID = 1253 / Application Process Identifier CHECKSUM= '9jaKFgYI9gaIEgWI' / HDU checksum updated 2009-08-31T21:38:50 DATASUM = '3192883133' / data unit checksum updated 2009-08-31T21:38:50 END ALx1ALx0ALx1e@UǤALxB2@:ALxSA@<aALxe7@6{ALxv}ALx@GALx&o@IALx(@ISwALy*@IALyt@H]ALy.T@JRALy4n@JRALy 2@IALy @IALy5@IALyd@H]ALy9@IALyn@JALy=M@@J ALy+@JALyA @GALy!@K ALy$DɆ@K ALy&Ƨ@I jALy)H@J ALy+f@K@ALy.LE@IALy0%@K@ALy3P@MoALy5X@J ALy8S@JALy:ա@J ALy=W4@I jALy?^@HPALyB[>W@IALyD@H]ALyG^z@ISwALyI3@I jALyLb@HPALyN@GALyQfwp@NALySXy@HT6ALyVj6@K ALyXM@F@ALy[m@GALy]o@HT6ALy`q)@HPALyb@IALyeuqL@E ALygO@GT`ALyjy.@JALyl(@IALyo|@JRALyq@GALyt@H]ALyw@JALyyi@J ALy|HA@IALy~'@GT`ALy d@H]ALy@E ALy @H]ALy@@GT`ALy@GALybc@H]ALy@@FU@ALy @J ALy@IALyީ@HT6ALy@HPALy|@HPALy |@GALyZ@F`ALy$9X@G!`ALy@GALy'{@GALy4@ISwALy+@I jALyW@H!)ALy/s@JALySz@HT6ALy333@I jALy@HCALy6@G!`ALy@H!)ALy:)@GALyļ2@GALy>m@GALyL@F`ALyB*o@H]ALy (@GALyE@IALyK@GALyI@GALyˆn@GALyMd@GALyE@GALyQ$J@I j