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 = '01030629000' / Observation ID TARG_ID = '1030629 ' / 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 = 634216441.41302 / Start time DATE-OBS= '2021-02-05T11:14:01.4' / Start Date TSTOP = 634216660.33146 / Stop time DATE-END= '2021-02-05T11:17:40.3' / 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 = '2021-02-05T11:17:22' / file creation date (YYYY-MM-DDThh:mm:ss UT) UTCFINIT= -26.4538 / UTCF at TSTART CHECKSUM= 'nLiXqJiUnJiUnJiU' / HDU checksum updated 2021-02-05T11:17:22 DATASUM = ' 0' / data unit checksum updated 2021-02-05T11:17:22 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 = 89 / 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 = '01030629000' / Observation ID TARG_ID = '1030629 ' / 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 = '2021-02-05T11:17:22' / file creation date (YYYY-MM-DDThh:mm:ss UT) TSTART = 634216441.41302 / Start time DATE-OBS= '2021-02-05T11:14:01.4' / Start Date TSTOP = 634216660.33146 / Stop time DATE-END= '2021-02-05T11:17:40.3' / Stop Date UTCFINIT= -26.4538 / 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 = 89 / Number of valid bins in the lightcurve TRIGGER = 1030629 / Trigger Number XRA_OBJ = 347.226379394531 / [deg] XRT RA location GRB or Object XDEC_OBJ= 56.286678314209 / [deg] XRT DEC location GRb or Object TERMMODE= 2 / XRT termination mode TELAPSE = 218.918439984322 / TSTOP - TSTART ONTIME = 216.560195922852 / Time on target LIVETIME= 216.560195922852 / Ontime multiplied by DEADC EXPOSURE= 216.560195922852 / Total exposure, with all known correction DEADC = 1. / dead time correction UTCCTIME= -26.4538 / [s] UTC Correction TIME UTCCSEC = -27 / UTC Correction Seconds UTCCSUBS= 27310 / [2*10**(-5) s] UTC Correction SUBSeconds PKTTIME = 634216660.6604 / [s] ccsds PacKeT TIME=PKTSEC+PKTSUBS*2e-5 PKTSEC = 634216660 / ccsds PacKeT SEConds PKTSUBS = 33020 / [2*10**(-5) s] ccsds PacKeT SUBSeconds APID = 1253 / Application Process Identifier CHECKSUM= '3OHlAOHk3OHkAOHk' / HDU checksum updated 2021-02-05T11:17:22 DATASUM = '735896807' / data unit checksum updated 2021-02-05T11:17:22 END AAA.]@] A@"@A@"A݂V@3Ar2@2ɀA_b@3AR@0Z- ABp@3A"2M@0Z- Ac")@1&a@A @3A @1&a@A %@/A f@2ɀAx@2XAU@0G A)1@1`Aj@3$A@1&a@Ao@1{@A-qL@1&a@Ana(@2ɀAQ@1&a@A@@0G A11f@2XAr!B@1&a@A@0G A@1{@A 4@0Z- A!u@2ɀA"Б@0G A#n@1&a@A%8K@1{@A&y'@2XA'@2XA(@1{@A*Ko~@1{@A?_[@1&a@A@O7@1&a@AB?@3ACO/@3ADu@4KAER@0Z- AG.@4KAHR @4KAIߏ@7!`AJl@3AL@5 AMV}@4W1ANZ@4KAO؎@5 AQ~@2XARZn@5#fAS^t@5 ATNQ@5#fAV>@4KAW^.@5 AX@7AYk@4W1A[ H@7!`A\a@6U@A]ީ@3A^΅@4KA`$b@4KAae>@7Ab@3$Ac@3$Ae(}@3$Afim@7Ag]@7AhN@7