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 = '00311762000' / Observation ID TARG_ID = '311762 ' / 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 = 232589915.413 / Start time DATE-OBS= '2008-05-16T00:18:35.4' / Start Date TSTOP = 232590158.63728 / Stop time DATE-END= '2008-05-16T00:22:38.6' / 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 = '2008-05-16T00:22:43' / file creation date (YYYY-MM-DDThh:mm:ss UT) UTCFINIT= -2.79324 / UTCF at TSTART CHECKSUM= 'kPiPlPfPkPfPkPfP' / HDU checksum updated 2008-05-16T00:22:43 DATASUM = ' 0' / data unit checksum updated 2008-05-16T00:22:43 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 = '00311762000' / Observation ID TARG_ID = '311762 ' / 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 = '2008-05-16T00:22:43' / file creation date (YYYY-MM-DDThh:mm:ss UT) TSTART = 232589915.413 / Start time DATE-OBS= '2008-05-16T00:18:35.4' / Start Date TSTOP = 232590158.63728 / Stop time DATE-END= '2008-05-16T00:22:38.6' / Stop Date UTCFINIT= -2.79324 / 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 = 311762 / Trigger Number XRA_OBJ = 120.635475158691 / [deg] XRT RA location GRB or Object XDEC_OBJ= -26.1691837310791 / [deg] XRT DEC location GRb or Object TERMMODE= 0 / XRT termination mode TELAPSE = 243.224279999733 / TSTOP - TSTART ONTIME = 241.260833740234 / Time on target LIVETIME= 241.260833740234 / Ontime multiplied by DEADC EXPOSURE= 241.260833740234 / Total exposure, with all known correction DEADC = 1. / dead time correction UTCCTIME= -2.79324 / [s] UTC Correction TIME UTCCSEC = -3 / UTC Correction Seconds UTCCSUBS= 10338 / [2*10**(-5) s] UTC Correction SUBSeconds PKTTIME = 232590158.74292 / [s] ccsds PacKeT TIME=PKTSEC+PKTSUBS*2e-5 PKTSEC = 232590158 / ccsds PacKeT SEConds PKTSUBS = 37146 / [2*10**(-5) s] ccsds PacKeT SUBSeconds APID = 1253 / Application Process Identifier CHECKSUM= 'LQYpMOYoLOYoLOYo' / HDU checksum updated 2008-05-16T00:22:43 DATASUM = '1718471314' / data unit checksum updated 2008-05-16T00:22:43 END A«º¶Ót¼A«º·®ÓØA«º¸Ôýô@h[ àA«ºº÷Š±@"¼@ A«º½n@<aA«º¿<¤+@{€àA«ºÁ_.IA«ºÊñN<@r¾É€A«ºÏõ ®@qÿX A«ºÔøÊ‚@rº@A«ºÙü‰ô@rß A«ºßIf@qžA«ºä:@rß A«ºéÅ¬@r2e A«ºî…@r,A«ºóAò@q&a@A«ºøe@rRMàA«ºýÀ×@q™> A«º}ª@r2e A«º=@rß A«º!ü@qyV`A«º%¹c@r_ A«º)xÕ@qFI`A«º-8G@r’ A«º 0õ@rerÀA«º%4´@q€A«º*8t@rr6A«º/<3r@q¦àA«º4?ðE@qyV`A«º9C@rß A«º>Go*@rß A«ºCK+þ@r_ A«ºHNèÑ@qL«A«ºMRªã@ràA«ºRVg¶@qrôÀA«ºWZ'(@qŒ{@A«º\]æ›@r}€A«ºaa£n@qÅêA«ºfebá@r’ A«ºki´@q9† A«ºplß&@qÅêA«ºupž™@qYn@A«ºzt[l@qrôÀA«ºx~@q?çÀA«º„{ÚQ@q¬c€A«º‰—$@r~ù@A«ºŽƒY6@rRMàA«º“‡ @q¹&ÀA«º˜ŠÒÝ@qrôÀA«ºŽ’O@qrôÀA«º¢’QÂ@q&a@A«º§–4@rr6A«º¬™Î@r8Ç`A«º±z@q™> A«º¶¡Lì@r2e A«º»¥ À@q¬c€A«ºÀ¨ËÑ@q¸A«ºÅ¬ˆ¤@rkÔ`A«ºÊ°Ex@q† A«ºÏ´ê@rr6A«ºÔ·Ä]@rX¯€A«ºÙ»ƒÏ@qì3ÀA«ºÞ¿@£@qÌK A«ºãÃ@ql“ A«ºèÆ¿‡@rKì@A«ºíÊ|[@q²Å A«ºòÎ;Í@rº@A«º÷Ñû@@qŒ{@A«ºüÕ¸@qò•`A«ºÙw…@rß A«ºÝ6ø@q¿ˆ`A«ºàóË@qŸ @A«ºä³>@qrôÀA«ºèr°@r…ZàA«ºì2#@rå`A«ºïîö@rñÖ A«º$ó®h@r¸gàA«º)÷mÛ@rº@A«º.û*®@qŸ @A«º3þê!@qø÷A«º9©“@r@ÀA«º>ff@qÿX A«ºC %Ù@qÒ@A«ºH åK@q¹&ÀA«ºM¢@r?)A«ºRa‘@qyV`A«ºWd@qò•`A«º\àv@rØPA«ºa I@rKì@A«ºf$Z@q’ÝA«ºk(.@rå`A«ºp+Ù@r…ZàA«ºu/˜t@s¾ÀA«ºz3Wæ@rß A«º7º@qì3ÀA«º„:Ô,@sû€A«º‰>‘@r%¢`A«ºŽBS@qò•`A«º“Fä@rkÔ`A«º˜IÌ¸@r_