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= 'UVOTA ' / Instrument name FILTER = 'WHITE ' / FILTER used in exposure DETNAM = '2000 ' / WHEELPOS OBS_ID = '01308754000' / Observation ID TARG_ID = '1308754 ' / 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 = 767727257.31966 / Start time DATE-OBS= '2025-04-30T17:34:17.3' / Start Date TSTOP = 767727257.31966 / Stop time DATE-END= '2025-04-30T17:34:17.3' / 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 = '2025-04-30T17:50:35' / file creation date (YYYY-MM-DDThh:mm:ss UT) UTCFINIT= -35.52108 / UTCF at TSTART CHECKSUM= 'ChhaCfgTCfgYCfgY' / HDU checksum updated 2025-04-30T17:50:35 DATASUM = ' 0' / data unit checksum updated 2025-04-30T17:50:35 END XTENSION= 'BINTABLE' / binary table extension BITPIX = 8 / 8-bit bytes NAXIS = 2 / 2-dimensional binary table NAXIS1 = 92 / width of table in bytes NAXIS2 = 76 / number of rows in table PCOUNT = 0 / size of special data area GCOUNT = 1 / one data group (required keyword) TFIELDS = 5 / number of fields in each row TTYPE1 = 'RAWX ' / label for field 1 TFORM1 = '1J ' / data format of field: 4-byte INTEGER TUNIT1 = 'pixel ' / physical unit of field TTYPE2 = 'RAWY ' / label for field 2 TFORM2 = '1J ' / data format of field: 4-byte INTEGER TUNIT2 = 'pixel ' / physical unit of field TTYPE3 = 'HIGH ' / label for field 3 TFORM3 = '1J ' / data format of field: 4-byte INTEGER TUNIT3 = 'count ' / physical unit of field TTYPE4 = 'MEDIUM ' / label for field 4 TFORM4 = '4J ' / data format of field: 4-byte INTEGER TUNIT4 = 'count ' / physical unit of field TTYPE5 = 'LOW ' / label for field 5 TFORM5 = '16J ' / data format of field: 4-byte INTEGER TUNIT5 = 'count ' / physical unit of field EXTNAME = 'TDRSS_FC' / name of this binary table extension TNULL3 = -1 / Column null value TNULL4 = -1 / Column null value TNULL5 = -1 / Column null value MESGNAME= 'UVOT_FINDINGCHART' / Name of the message TELESCOP= 'SWIFT ' / Telescope (mission) name INSTRUME= 'UVOTA ' / Instrument name OBS_ID = '01308754000' / Observation ID TARG_ID = '1308754 ' / 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 = '2025-04-30T17:50:35' / file creation date (YYYY-MM-DDThh:mm:ss UT) UTCFINIT= -35.52108 / UTCF at TSTART TSTART = 767727257.31966 / Start time DATE-OBS= '2025-04-30T17:34:17.3' / Start Date TSTOP = 767727257.31966 / Stop time DATE-END= '2025-04-30T17:34:17.3' / Stop Date HDUCLASS= 'OGIP ' / Format conforms to OGIP standards HDUCLAS1= 'SRCLIST ' / List of source positions DATAMODE= 'TDRSS_FC' / Instrument operating mode EXPID = 767727257 / uvot EXPosure ID MEANBGD = 2.843117 / MEAN BackGrounD for exposure DETTHLD = 14 / DETector THresHoLD PHOTHLD = 7 / PHOtometry THresHoLD FILTER = 'WHITE ' / FILTER used in exposure DETNAM = '2000 ' / WHEELPOS RA_PNT = 233.422585411398 / [deg] center pixel RA DEC_PNT = -18.0811793204755 / [deg] center pixel Dec PA_PNT = 99.64658 / [deg] ROLL angle of image WINDOWX0= 513 / Lower left hand X WINDOWY0= 540 / Lower left hand Y WINDOWDX= 960 / X Window width WINDOWDY= 960 / Y Window width UTCCTIME= -35.52108 / [s] Packet UTC Correction time UTCCSEC = -36 / UTC Correction Seconds UTCCSUBS= 23946 / [2*10**(-5) s] Packet UTC Correction SubSecondsPKTTIME = 767727412.29558 / [s] ccsds PacKeT TIME=PKTSEC+PKTSUBS*2e-5 PKTSEC = 767727412 / ccsds PacKeT SEConds PKTSUBS = 14779 / [2*10**(-5) s] ccsds PacKeT SUBSeconds APID = 853 / Aplication Process Identifier CHECKSUM= 'RoFaSnFVRnFZRnFZ' / HDU checksum updated 2025-04-30T17:50:35 DATASUM = '203371 ' / data unit 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