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 = '00635795000' / Observation ID TARG_ID = '635795 ' / 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 = 448708922.41302 / Start time DATE-OBS= '2015-03-22T09:22:02.4' / Start Date TSTOP = 448709028.0267 / Stop time DATE-END= '2015-03-22T09:23:48.0' / 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 = '2015-03-22T09:32:17' / file creation date (YYYY-MM-DDThh:mm:ss UT) UTCFINIT= -13.34294 / UTCF at TSTART CHECKSUM= 'jFcQlEcPjEcPjEcP' / HDU checksum updated 2015-03-22T09:32:17 DATASUM = ' 0' / data unit checksum updated 2015-03-22T09:32:17 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 = '00635795000' / Observation ID TARG_ID = '635795 ' / 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 = '2015-03-22T09:32:17' / file creation date (YYYY-MM-DDThh:mm:ss UT) TSTART = 448708922.41302 / Start time DATE-OBS= '2015-03-22T09:22:02.4' / Start Date TSTOP = 448709028.0267 / Stop time DATE-END= '2015-03-22T09:23:48.0' / Stop Date UTCFINIT= -13.34294 / 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 = 635795 / Trigger Number XRA_OBJ = 245.200180053711 / [deg] XRT RA location GRB or Object XDEC_OBJ= -15.0137071609497 / [deg] XRT DEC location GRb or Object TERMMODE= 0 / XRT termination mode TELAPSE = 105.613680005074 / 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= -13.34294 / [s] UTC Correction TIME UTCCSEC = -14 / UTC Correction Seconds UTCCSUBS= 32853 / [2*10**(-5) s] UTC Correction SUBSeconds PKTTIME = 448709028.14164 / [s] ccsds PacKeT TIME=PKTSEC+PKTSUBS*2e-5 PKTSEC = 448709028 / ccsds PacKeT SEConds PKTSUBS = 7082 / [2*10**(-5) s] ccsds PacKeT SUBSeconds APID = 1253 / Application Process Identifier CHECKSUM= 'kUBFnR99kRACkR99' / HDU checksum updated 2015-03-22T09:32:17 DATASUM = '165640995' / data unit checksum updated 2015-03-22T09:32:17 END A:iA:iA;js.@@A<{@QA=@A>FJ@1bA?Y@.`A@ѷ@%AA@AB^t@ AC@AE@f AF0@@&AG(v@JAH9@AIK\@ AJ\Hk@0AKm@G1AL~(@ @AM@*ANa@ AOD@APR@gAQ3@84ARz@ ASn@RoAU }@~`AVK@AW+:@M`AX<ؙ@`AYN@`|AZ_eV@ A[pe@ A\@fA]7"@{@A^|1@A_@@A`@KAaOL@S_@Ab镫@BAc @CrAe "h@ Afh@ Ag.@sAh?4@; AiQ9C@dAjb@4uAks@_Al _@F AmR@ĠAn@M`Aoz@ Ap%@%xAql7@M`ArF@ AsU@6U Au<@[Av @Aw1q@vKAxC@WAyTV.@Aze@ A{v@ -A|)J@:`A}m @?@A~h@\`A@Ƙ@A@%@I`Aކ@;A@CA@@cAY@׸A#@fA4\@AF*@*'AWpz@@Ah@~`Ay7@OAC@A@AS@6U A@eA]@`A@mA.@m A-@yAs@ A&I@ڇ`A8@E@AIG@AZe@ Ak@pA}"@A_1@`A@@A@`A0@Aw\@A佺@A@ ^