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 = '00701182000' / Observation ID TARG_ID = '701182 ' / 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 = 488402772.8089 / Start time DATE-OBS= '2016-06-23T19:26:12.8' / Start Date TSTOP = 488403020.708 / Stop time DATE-END= '2016-06-23T19:30:20.7' / 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 = '2016-06-23T19:31:10' / file creation date (YYYY-MM-DDThh:mm:ss UT) UTCFINIT= -16.45926 / UTCF at TSTART CHECKSUM= 'hRgOiPgOhPgOhPgO' / HDU checksum updated 2016-06-23T19:31:10 DATASUM = ' 0' / data unit checksum updated 2016-06-23T19:31:10 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 = '00701182000' / Observation ID TARG_ID = '701182 ' / 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 = '2016-06-23T19:31:10' / file creation date (YYYY-MM-DDThh:mm:ss UT) TSTART = 488402772.8089 / Start time DATE-OBS= '2016-06-23T19:26:12.8' / Start Date TSTOP = 488403020.708 / Stop time DATE-END= '2016-06-23T19:30:20.7' / Stop Date UTCFINIT= -16.45926 / 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 = 701182 / Trigger Number XRA_OBJ = 293.706604003906 / [deg] XRT RA location GRB or Object XDEC_OBJ= 21.8658771514893 / [deg] XRT DEC location GRb or Object TERMMODE= 0 / XRT termination mode TELAPSE = 247.899100005627 / TSTOP - TSTART ONTIME = 245.580215454102 / Time on target LIVETIME= 245.580215454102 / Ontime multiplied by DEADC EXPOSURE= 245.580215454102 / Total exposure, with all known correction DEADC = 1. / dead time correction UTCCTIME= -16.45926 / [s] UTC Correction TIME UTCCSEC = -17 / UTC Correction Seconds UTCCSUBS= 27037 / [2*10**(-5) s] UTC Correction SUBSeconds PKTTIME = 488403020.84486 / [s] ccsds PacKeT TIME=PKTSEC+PKTSUBS*2e-5 PKTSEC = 488403020 / ccsds PacKeT SEConds PKTSUBS = 42243 / [2*10**(-5) s] ccsds PacKeT SUBSeconds APID = 1253 / Application Process Identifier CHECKSUM= 'TG9aVG6WTG6aTG6U' / HDU checksum updated 2016-06-23T19:31:10 DATASUM = '2298546265' / data unit checksum updated 2016-06-23T19:31:10 END A½oTÏA½oU<ÂPA½oU»Þ@@K*‘A½oVÍ$žA½o\ @è& A½o^†þr@#$ã A½oaÞ+@#$ã A½ocŠ½ä@#$ã A½of œN@,·U€A½ohŽ|@#$ã A½okZq@·U€A½om’;y@#ñÀA½op3@,·U€A½or•ùœ@!Œ{@A½ouÙU@$½KàA½ow™¹@*R¹A½oz—x@$½KàA½o|w2@"X¯€A½oVë@ ÀG A½o¡6¤@$½KàA½o„#]@&U´@A½o†¤ôÇ@"X¯€A½o‰&Ô€@#$ã A½o‹¨²ê@%‰€ A½oŽ*’£@$½KàA½o¬s¬@#$ã A½o“.R@è& A½o•°1Ï@&U´@A½o˜28@$½KàA½oš³ïò@%‰€ A½o5Ï«@#ñÀA½oŸ·®@#$ã A½o¢9@"X¯€A½o¤»nÖ@$½KàA½o§=M@@#$ã A½o©¿,ù@ ÀG A½o¬A c@#ñÀA½o®Âë@$½KàA½o±DɆ@$½KàA½o³Æª@'!è`A½o¶HŠH@!Œ{@A½o¸Êh²@ ÀG A½o»LHk@#ñÀA½o½Î&Õ@#$ã A½oÀPŽ@#$ã A½oÂÑæG@#ñÀA½oÅSı@"X¯€A½oÇÕ¥¹@"X¯€A½oÊW„#@ ÀG A½oÌÙcÜ@O½ÀA½oÏ[C–@!Œ{@A½oÑÝ!ÿ@#ñÀA½oÔ_¸@ ÀG A½oÖàà"@%‰€ A½oÙbÁ+@!Œ{@A½oÛä ä@#ñÀA½oÞfN@"X¯€A½oàè_@&U´@A½oãj=q@#$ã A½oåì*@#$ã A½oèmû”@#ñÀA½oêïÜœ@"X¯€A½oíq¼V@ ÀG A½oïóš¿@#$ã A½oòuzx@"X¯€A½oô÷Xâ@$½KàA½o÷y8›@#ñÀA½oùûU@$½KàA½oü|ö¾@"X¯€A½oþþ×Ç@$½KàA½p€¶1@#ñÀA½p•ê@ ÀG A½p„tT@!Œ{@A½p T @è& A½p ˆ2v@è& A½p 0@"X¯€A½p‹ñé@#ñÀA½p Ñ¢@·U€A½p±[@#ñÀA½pÅ@"X¯€A½p“o~@!Œ{@A½pMè@è& A½p—-¡@è& A½p" @ ÀG A½p$šëÄ@#ñÀA½p'ÌÍ@#$ã A½p)ž«6@&U´@A½p, Šð@#$ã A½p.¢iY@ ÀG A½p1$I@#$ã A½p3¦'|@&U´@A½p6(5@%‰€ A½p8©æï@#ñÀA½p;+ƨ@&U´@A½p=­¦a@"X¯€A½p@/„Ë@ ÀG A½pB±d„@%‰€ A½pE3Bî@%‰€ A½pGµ"§@!Œ{@A½pJ7@%‰€