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 = '01220090000' / Observation ID TARG_ID = '1220090 ' / 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 = 732148279.20948 / Start time DATE-OBS= '2024-03-14T22:31:19.2' / Start Date TSTOP = 732148384.77728 / Stop time DATE-END= '2024-03-14T22:33:04.8' / 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 = '2024-03-14T22:35:54' / file creation date (YYYY-MM-DDThh:mm:ss UT) UTCFINIT= -33.08696 / UTCF at TSTART CHECKSUM= 'dJdTfGZQdGdQdGZQ' / HDU checksum updated 2024-03-14T22:35:54 DATASUM = ' 0' / data unit checksum updated 2024-03-14T22:35:54 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 = '01220090000' / Observation ID TARG_ID = '1220090 ' / 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 = '2024-03-14T22:35:54' / file creation date (YYYY-MM-DDThh:mm:ss UT) TSTART = 732148279.20948 / Start time DATE-OBS= '2024-03-14T22:31:19.2' / Start Date TSTOP = 732148384.77728 / Stop time DATE-END= '2024-03-14T22:33:04.8' / Stop Date UTCFINIT= -33.08696 / 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 = 1220090 / Trigger Number XRA_OBJ = 244.036102294922 / [deg] XRT RA location GRB or Object XDEC_OBJ= -15.414514541626 / [deg] XRT DEC location GRb or Object TERMMODE= 0 / XRT termination mode TELAPSE = 105.567799925804 / 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= -33.08696 / [s] UTC Correction TIME UTCCSEC = -34 / UTC Correction Seconds UTCCSUBS= 45652 / [2*10**(-5) s] UTC Correction SUBSeconds PKTTIME = 732148384.84488 / [s] ccsds PacKeT TIME=PKTSEC+PKTSUBS*2e-5 PKTSEC = 732148384 / ccsds PacKeT SEConds PKTSUBS = 42244 / [2*10**(-5) s] ccsds PacKeT SUBSeconds APID = 1253 / Application Process Identifier CHECKSUM= 'eXRagXQUeXQaeXQU' / HDU checksum updated 2024-03-14T22:35:54 DATASUM = '24063237' / data unit checksum updated 2024-03-14T22:35:54 END A>Aѧ]AU@w\SAM@m 1 A&@l= A>@j:A73@lC A@gkPAI&@l7 A@g8A Zl@jA @o% A!k@g8A!V.@o% A"|@gbA#@gMVA#?@h,A$@fhA$@hA%('@laA%ʂ@kyA&9m@kA&@jA'Jh@ltO A'V@nq A([@eA(N@emA)m?}@gJA)@l= A*~4@fA+(c@emA+˒@iA,n@iA,I@eA-)x@hA-W@g>A.:/@iA.Ý^@h[ A/L@@n A/@hyA0]D@n5 A0)t@m A1n@m A1o*@kmA2Z@o@A3@nq A3X@l= A4@@mF% A4@pA5+@@oC A5&@pA6<@rFA6)@p7A7M @l8[A7o@pA8_@pǠA8@kyA9pXy@m A9@p ʠA:@gMVA; @@rCA;@j:A<@jA<*E@g>A=,@kmA=o@iJA>>+@m(+ A>Ƶ@pA?OX@o@A?@pͣA@`@o@A@A@r5[AAq@u֡AA@qEAB*@qAC @sACpe@uAD@tAD@uOAE.YK@s4(AEz@u^AF?@uAFB1@sR"AGP`@tAGو@sAHb+@n AHF@rFAIsqv@t2AI@sAJ,@tAAK Z\@qvAK@|: AL@tALCB@qyAM/q@sC%AM@r7ANA,(@tANW@pAORq@rLAO@oa@