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 = '01329888000' / Observation ID TARG_ID = '1329888 ' / 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 = 773183333.0085 / Start time DATE-OBS= '2025-07-02T21:08:53.0' / Start Date TSTOP = 773183438.54118 / Stop time DATE-END= '2025-07-02T21:10:38.5' / 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 = '2025-07-02T21:24:41' / file creation date (YYYY-MM-DDThh:mm:ss UT) UTCFINIT= -35.89348 / UTCF at TSTART CHECKSUM= 'mGaQpDVNmDaNmDUN' / HDU checksum updated 2025-07-02T21:24:41 DATASUM = ' 0' / data unit checksum updated 2025-07-02T21:24:41 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 = '01329888000' / Observation ID TARG_ID = '1329888 ' / 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 = '2025-07-02T21:24:41' / file creation date (YYYY-MM-DDThh:mm:ss UT) TSTART = 773183333.0085 / Start time DATE-OBS= '2025-07-02T21:08:53.0' / Start Date TSTOP = 773183438.54118 / Stop time DATE-END= '2025-07-02T21:10:38.5' / Stop Date UTCFINIT= -35.89348 / 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 = 1329888 / Trigger Number XRA_OBJ = 212.931015014648 / [deg] XRT RA location GRB or Object XDEC_OBJ= 16.7010059356689 / [deg] XRT DEC location GRb or Object TERMMODE= 0 / XRT termination mode TELAPSE = 105.532680034637 / 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= -35.89348 / [s] UTC Correction TIME UTCCSEC = -36 / UTC Correction Seconds UTCCSUBS= 5326 / [2*10**(-5) s] UTC Correction SUBSeconds PKTTIME = 773183438.64516 / [s] ccsds PacKeT TIME=PKTSEC+PKTSUBS*2e-5 PKTSEC = 773183438 / ccsds PacKeT SEConds PKTSUBS = 32258 / [2*10**(-5) s] ccsds PacKeT SUBSeconds APID = 1253 / Application Process Identifier CHECKSUM= '4AaL48TL4AZL45ZL' / HDU checksum updated 2025-07-02T21:24:41 DATASUM = '1964397022' / data unit checksum updated 2025-07-02T21:24:41 END A 벁A 벷A b@iA @b&^A [@bbRA 봐H@aA w@cR"A 뵢D@\aA *.@^5 A 붳]@UǤA <-@d}A л@YA MsC@S4(A @M 1 A ^I@UǤA \@RDXA p@XA /@UA 뻁F_@XA @P(ĠA 뼒@O١@A /E@RdA 뽣t@Nq A ,t@UA 뾵+@IA =Z@[fA ]@] 1 A O@XA פ@@hyA `Go@[mA @`A q@X[ A 0@YA Â,@YJA v@YA Ĕ@YA @ZA ť`B@XA .@`A ƶ@^ A ?I(@WDA @X[ A P@PA 2@X,A a=@P(ĠA w@SA s@TA #@ZvA ˄a@K*A @M A ̕@V?A J@YJA ͦ@H[ A /@EA θ3@G8A @@JA y}@GkPA R@J:A ڿ@CA cc @H[ A @GkPA t@DA K@VtA Ӆ @IJA @QA ԗ5~@DA خ@Oa@A ը{5@LI A 1d@VA ֹ@CA Bd@FA J@B@A Sz@P(ĠA M@G8A d@JA `@LI A v6@QpA پ@LI A ۇ|@R4A u@M A ܘ¤@ApA !e@J:A ݪ[@PdA 2@BDXA ޻Oa@LI A C@O١@A ̕@= 1 A U8G@= A w@IJA f~@@ܠA !-@JA w]@ATA g@@ܠA @[*A C@arA Pr@ATA "@VA 嫖)@C4(A 49X@Z:A ܇@7kP