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 = '00847216000' / Observation ID TARG_ID = '847216 ' / 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 = 552989722.80794 / Start time DATE-OBS= '2018-07-11T08:15:22.8' / Start Date TSTOP = 552989966.46918 / Stop time DATE-END= '2018-07-11T08:19:26.5' / 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 = '2018-07-11T08:21:19' / file creation date (YYYY-MM-DDThh:mm:ss UT) UTCFINIT= -21.2456 / UTCF at TSTART CHECKSUM= 'ZGgJeDdJZDdJbDdJ' / HDU checksum updated 2018-07-11T08:21:19 DATASUM = ' 0' / data unit checksum updated 2018-07-11T08:21:19 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 = '00847216000' / Observation ID TARG_ID = '847216 ' / 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 = '2018-07-11T08:21:19' / file creation date (YYYY-MM-DDThh:mm:ss UT) TSTART = 552989722.80794 / Start time DATE-OBS= '2018-07-11T08:15:22.8' / Start Date TSTOP = 552989966.46918 / Stop time DATE-END= '2018-07-11T08:19:26.5' / Stop Date UTCFINIT= -21.2456 / 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 = 847216 / Trigger Number XRA_OBJ = 249.636184692383 / [deg] XRT RA location GRB or Object XDEC_OBJ= -20.876766204834 / [deg] XRT DEC location GRb or Object TERMMODE= 0 / XRT termination mode TELAPSE = 243.661239981651 / 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= -21.2456 / [s] UTC Correction TIME UTCCSEC = -22 / UTC Correction Seconds UTCCSUBS= 37720 / [2*10**(-5) s] UTC Correction SUBSeconds PKTTIME = 552989966.65968 / [s] ccsds PacKeT TIME=PKTSEC+PKTSUBS*2e-5 PKTSEC = 552989966 / ccsds PacKeT SEConds PKTSUBS = 32984 / [2*10**(-5) s] ccsds PacKeT SUBSeconds APID = 1253 / Application Process Identifier CHECKSUM= '6RY37QX06QX06QX0' / HDU checksum updated 2018-07-11T08:21:19 DATASUM = '393585553' / data unit checksum updated 2018-07-11T08:21:19 END Az gjAz AAz h4@W8Azq c@0ܠAz@([ AzQ@ Az Azm@7AzJ@5#fAz('@8PAzi@6@Az@8T6Azt@9 jAz,c@=AzmS@6U@AzDR@7Az3@9 jAz0#d@8PAz q@@6@Az!@5 Az"R@7Az$3.@4KAz%t @9 jAz&@7!`Az'@4W1Az)7@8T6Az*x@8T6Az+@7Az,p@7Az.;_@8T6Az/|O@6@Az0?}@6U@Az1/Z@5 Az3?6@7!`Az4@8T6Az5@6U@Az7@9 jAz8B@9 jAz9@7Az:Ľ@7Az<@3Az=Fs@5 Az>@9 jAz?|@5#fAzA la@9AzBJ\>@6@AzCKs@7AzD;O@6U@AzF +,@5 AzGN@8T6AzH @5#fAzI@6@AzK@6U@AzLQ{@8T6AzMɰ@6@AzNӹ@6@AzPi@6U@AzQUF@7AzR"@8PAzSxW@7AzUh4@8PAzVYX@5 AzWG@6@AzX7@9AzZ'@4KAz[]@7!`Az\_@5#fAz]@6U@Az_q@8T6Az``M@6U@Aza*@7Azb@6U@Azd#<@5 Azed@6@Azf@;!@Azgt@6@Azi'd@5 AzjhT@5 AzkDg@; Azl4D@6@Azn+#y@7!`AzolU@8T6Azp2@7!`Azq@7Azs.C@8T6Azto @7Azu@7Azv@8PAzx2^@6@Azys@7Azzo@7Az{qL@7Az}6a(@8T6Az~wP]@: Az@:@8T6Az0@7Az:@9Az{@7Az@8PAz@7