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 = '01220155000' / Observation ID TARG_ID = '1220155 ' / 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 = 732187244.20786 / Start time DATE-OBS= '2024-03-15T09:20:44.2' / Start Date TSTOP = 732187349.78478 / Stop time DATE-END= '2024-03-15T09:22:29.8' / 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 = '2024-03-15T09:22:06' / file creation date (YYYY-MM-DDThh:mm:ss UT) UTCFINIT= -33.08962 / UTCF at TSTART CHECKSUM= 'ZGeUgDbRZDbRdDbR' / HDU checksum updated 2024-03-15T09:22:06 DATASUM = ' 0' / data unit checksum updated 2024-03-15T09:22:06 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 = '01220155000' / Observation ID TARG_ID = '1220155 ' / 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 = '2024-03-15T09:22:06' / file creation date (YYYY-MM-DDThh:mm:ss UT) TSTART = 732187244.20786 / Start time DATE-OBS= '2024-03-15T09:20:44.2' / Start Date TSTOP = 732187349.78478 / Stop time DATE-END= '2024-03-15T09:22:29.8' / Stop Date UTCFINIT= -33.08962 / 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 = 1220155 / Trigger Number XRA_OBJ = 244.735427856445 / [deg] XRT RA location GRB or Object XDEC_OBJ= -15.7721242904663 / [deg] XRT DEC location GRb or Object TERMMODE= 0 / XRT termination mode TELAPSE = 105.576920032501 / 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= -33.08962 / [s] UTC Correction TIME UTCCSEC = -34 / UTC Correction Seconds UTCCSUBS= 45519 / [2*10**(-5) s] UTC Correction SUBSeconds PKTTIME = 732187349.84484 / [s] ccsds PacKeT TIME=PKTSEC+PKTSUBS*2e-5 PKTSEC = 732187349 / ccsds PacKeT SEConds PKTSUBS = 42242 / [2*10**(-5) s] ccsds PacKeT SUBSeconds APID = 1253 / Application Process Identifier CHECKSUM= 'dSjNeSjMdSjMdSjM' / HDU checksum updated 2024-03-15T09:22:06 DATASUM = '284974558' / data unit checksum updated 2024-03-15T09:22:06 END A%6(A%6QrGA%6B[@r:A%7@n A%7@m(+ A%80+A@p ʠA%8p@gDA%9Aq@hA%9@kgA%:R@kfA%:[-@h,A%;c@iJA%;@dA%,@dAA%>)@cA%? r@cA%?@cpA%@1@_١@A%@\@b4A%ABm@i,A%Aˢ@dA%BTE@eǤA%BS@b4A%Ce@YA%C.@d#A%Dv@cpA%Dti@`dA%E@\= A%F@`dA%F^@dA%G"&@ZA%GU@\I A%H3G@`dA%H @ZA%ID;@`dA%I0j@X,A%JUә@d#A%Jv!@fA%KgP@`(ĠA%K@_١@A%Lx_@dA%M@\aA%M @] 1 A%NI=@] 1 A%N@[*A%O#@\= A%O2#@`FA%P4R@ZA%Pw@X[ A%QF @[*A%Qξ8@hA%RWag@YA%R@X[ A%Sh@VhA%SJM@W8A%Ty|@Q|A%U@RLA%U3@UA%V @\= A%Vy@UǤA%W%@c.A%W@\I A%X6c @S4(A%X@W/\A%YG@_a@A%YL@W8A%ZX@M 1 A%Zᑼ@UA%[j5@UOA%[@PA%\{{J@DA%]y@PdA%]@UA%^d@VhA%^_@YA%_&@K*A%_M@PdA%`7E@IA%`u@RLA%aI6@IA%a@JA%bZ}@PdA%b 2@VhA%cka@J:A%cf@J:A%d} @K*A%eG@IA%eOv@PA%f@HA%f-@BDXA%g(8\@Q|A%gی@[*A%h9~@F{A%h!B@Nq A%iJr@HA%ig@N A%j\ @Ap