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 = '00882809000' / Observation ID TARG_ID = '882809 ' / 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 = 568727881.20968 / Start time DATE-OBS= '2019-01-09T11:58:01.2' / Start Date TSTOP = 568728126.35808 / Stop time DATE-END= '2019-01-09T12:02:06.4' / 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 = '2019-01-09T12:02:47' / file creation date (YYYY-MM-DDThh:mm:ss UT) UTCFINIT= -22.22084 / UTCF at TSTART CHECKSUM= 'hBeLhAcIhAcIhAcI' / HDU checksum updated 2019-01-09T12:02:47 DATASUM = ' 0' / data unit checksum updated 2019-01-09T12:02:47 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 = '00882809000' / Observation ID TARG_ID = '882809 ' / 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 = '2019-01-09T12:02:47' / file creation date (YYYY-MM-DDThh:mm:ss UT) TSTART = 568727881.20968 / Start time DATE-OBS= '2019-01-09T11:58:01.2' / Start Date TSTOP = 568728126.35808 / Stop time DATE-END= '2019-01-09T12:02:06.4' / Stop Date UTCFINIT= -22.22084 / 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 = 882809 / Trigger Number XRA_OBJ = 55.5720748901367 / [deg] XRT RA location GRB or Object XDEC_OBJ= 63.5772743225098 / [deg] XRT DEC location GRb or Object TERMMODE= 0 / XRT termination mode TELAPSE = 245.148400068283 / TSTOP - TSTART ONTIME = 242.700622558594 / Time on target LIVETIME= 242.700622558594 / Ontime multiplied by DEADC EXPOSURE= 242.700622558594 / Total exposure, with all known correction DEADC = 1. / dead time correction UTCCTIME= -22.22084 / [s] UTC Correction TIME UTCCSEC = -23 / UTC Correction Seconds UTCCSUBS= 38958 / [2*10**(-5) s] UTC Correction SUBSeconds PKTTIME = 568728126.74286 / [s] ccsds PacKeT TIME=PKTSEC+PKTSUBS*2e-5 PKTSEC = 568728126 / ccsds PacKeT SEConds PKTSUBS = 37143 / [2*10**(-5) s] ccsds PacKeT SUBSeconds APID = 1253 / Application Process Identifier CHECKSUM= 'Yg8Gag79Zg7Gag79' / HDU checksum updated 2019-01-09T12:02:47 DATASUM = '2848470863' / data unit checksum updated 2019-01-09T12:02:47 END AÀó ¤šÖËAÀó ¤Ñ­ëAÀó ¥¬Ú@fÕnàAÀó ¥£P @{€àAÀó ¦+ó8@-ú AÀó ¦´•À?ýú AÀó ©WŒ¨@E#fAÀó ª˜|…@C¾ ÀAÀó «Ùla@CŠýÀAÀó ­\>@CWð AÀó ®[L@C$ã AÀó ¯œ<Ÿ@AYn@AÀó °Ý,|@CWð AÀó ²X@B‹¼€AÀó ³_ 5@D$$ÀAÀó ´Ÿü@D$$ÀAÀó µàëî@CñÀAÀó ·!ÛË@B‹¼€AÀó ¸b˧@B%¢`AÀó ¹£»„@C¾ ÀAÀó ºä¬@D$$ÀAÀó ¼%›å@B%¢`AÀó ½f‹Á@B‹¼€AÀó ¾§{ž@C¾ ÀAÀó ¿èk{@C¾ ÀAÀó Á)[W@A¿ˆ`AÀó ÂjK4@BX¯€AÀó ë;@CWð AÀó Äì*í@BñÖ AÀó Æ-@CñÀAÀó Çn ö@BñÖ AÀó È®ûÒ@CWð AÀó Éïë¯@B‹¼€AÀó Ë0ÛŒ@C¾ ÀAÀó ÌqËh@BX¯€AÀó Ͳ»E@BñÖ AÀó Îó«"@C$ã AÀó Ð4šþ@BñÖ AÀó ÑuŠÛ@B¾É€AÀó Ò¶{_@D$$ÀAÀó Ó÷k<@C¾ ÀAÀó Õ8[@C¾ ÀAÀó ÖyJõ@B%¢`AÀó ׺:Ò@B%¢`AÀó Øû*®@A¿ˆ`AÀó Ú<‹@B‹¼€AÀó Û} g@B‹¼€AÀó ܽúD@CŠýÀAÀó Ýþê!@C$ã AÀó ß?Ú¥@BX¯€AÀó à€Ê‚@BX¯€AÀó áÁº^@BX¯€AÀó ãª;@BX¯€AÀó äCš@C$ã AÀó 儉ô@AŒ{@AÀó æÅyÑ@CWð AÀó èi­@B¾É€AÀó éGYŠ@A¿ˆ`AÀó êˆIf@B¾É€AÀó ëÉ9ë@BñÖ AÀó í )Ç@A¿ˆ`AÀó îK¤@A¿ˆ`AÀó ïŒ @B‹¼€AÀó ðÌù]@@ÀG AÀó ò é:@A¿ˆ`AÀó óNÙ@BñÖ AÀó ôÈó@B‹¼€AÀó õиÐ@A¿ˆ`AÀó ÷¨¬@BñÖ AÀó øR˜‰@A¿ˆ`AÀó ù“‰ @AYn@AÀó úÔxê@?‚ AÀó ühÇ@AŒ{@AÀó ýVX£@A¿ˆ`AÀó þ—H€@A¿ˆ`AÀó ÿØ8\@B%¢`AÀó (9@AŒ{@AÀó Z@BX¯€AÀó ›ò@@óT@AÀó Û÷Ï@B%¢`AÀó ç«@BX¯€AÀó ]Ø0@@ÀG AÀó žÈ @B%¢`AÀó ß·é@B%¢`AÀó §Æ@BX¯€AÀó a—¢@CWð AÀó ¢‡@BX¯€AÀó ãw\@@óT@AÀó $g8@B%¢`AÀó eW@Aò•`AÀó ¦Fñ@@Z- AÀó ç6Î@A¿ˆ`AÀó ('R@B‹¼€AÀó i/@@: AÀó ª @A&a@AÀó êöè@@óT@AÀó +æÅ@B%¢`AÀó lÖ¡@AYn@AÀó ­Æ~@AŒ{@AÀó î¶[@B%¢`