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 = '00421262000' / Observation ID TARG_ID = '421262 ' / 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 = 294851364.39332 / Start time DATE-OBS= '2010-05-06T15:09:24.4' / Start Date TSTOP = 294851612.3554 / Stop time DATE-END= '2010-05-06T15:13:32.4' / 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 = '2010-05-06T15:15:09' / file creation date (YYYY-MM-DDThh:mm:ss UT) UTCFINIT= -5.77298 / UTCF at TSTART CHECKSUM= 'mGlRnFjOmFjOmFjO' / HDU checksum updated 2010-05-06T15:15:09 DATASUM = ' 0' / data unit checksum updated 2010-05-06T15:15:09 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 = '00421262000' / Observation ID TARG_ID = '421262 ' / 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 = '2010-05-06T15:15:09' / file creation date (YYYY-MM-DDThh:mm:ss UT) TSTART = 294851364.39332 / Start time DATE-OBS= '2010-05-06T15:09:24.4' / Start Date TSTOP = 294851612.3554 / Stop time DATE-END= '2010-05-06T15:13:32.4' / Stop Date UTCFINIT= -5.77298 / 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 = 421262 / Trigger Number XRA_OBJ = 280.311248779297 / [deg] XRT RA location GRB or Object XDEC_OBJ= -4.93285322189331 / [deg] XRT DEC location GRb or Object TERMMODE= 0 / XRT termination mode TELAPSE = 247.962080001831 / 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= -5.77298 / [s] UTC Correction TIME UTCCSEC = -6 / UTC Correction Seconds UTCCSUBS= 11351 / [2*10**(-5) s] UTC Correction SUBSeconds PKTTIME = 294851612.44698 / [s] ccsds PacKeT TIME=PKTSEC+PKTSUBS*2e-5 PKTSEC = 294851612 / ccsds PacKeT SEConds PKTSUBS = 22349 / [2*10**(-5) s] ccsds PacKeT SUBSeconds APID = 1253 / Application Process Identifier CHECKSUM= 'ceYAeZY6cbYAcZY5' / HDU checksum updated 2010-05-06T15:15:09 DATASUM = '4204040008' / data unit checksum updated 2010-05-06T15:15:09 END A±“$d°ŸA±“$Ò^ÝA±“%hwî@SèÀA±“&y¼ý?íú A±“+«µ@·U€A±“.,ô@!Œ{@A±“0®ÓØ@%‰€ A±“30²B@!Œ{@A±“5²¬@#$ã A±“84o@&U´@A±“:¶M@&U´@A±“=8+é@'!è`A±“?º¢@#ñÀA±“B;ê@#ñÀA±“D½Èu@O½ÀA±“G?¦ß@#$ã A±“IÁ†˜@+í A±“LCe@$½KàA±“NÅD»@#ñÀA±“QG#%@(ºPÀA±“SÉŽ@)†„àA±“VJßø@"X¯€A±“XÌ¾b@O½ÀA±“[NœË@&U´@A±“]Ð|…@%‰€ A±“`RZî@#ñÀA±“bÔ9X@'!è`A±“eVÂ@#$ã A±“g×÷{@#$ã A±“jYÕå@$½KàA±“lÛµž@&U´@A±“o]”@#ñÀA±“qßrq@'!è`A±“taPÛ@)†„àA±“vã/E@ ÀG A±“ye ®@'!è`A±“{æíg@(ºPÀA±“~hËÑ@%‰€ A±“€êª;@#$ã A±“ƒl‰ô@%‰€ A±“…îh^@$½KàA±“ˆpFÇ@#$ã A±“Šò&@,·U€A±“tê@&U´@A±“õãT@#ñÀA±“’wÁ¾@ ÀG A±“”ù '@'î€A±“—{~‘@#ñÀA±“™ý^J@%‰€ A±“œ<´@'!è`A±“Ÿm@è& A±“¡‚ú×@#ñÀA±“¤Ù@@%‰€ A±“¦†·ª@#$ã A±“©–@&U´@A±“«ŠuÍ@'î€A±“®T7@#$ã A±“°Ž2 @"X¯€A±“³ @!Œ{@A±“µ‘ït@,·U€A±“¸ÍÝ@#ñÀA±“º•®æ@+í A±“½P@&U´@A±“¿™kº@#ñÀA±“ÂJ#@#ñÀA±“Ä(@ ÀG A±“Ç÷@'î€A±“É æ°@"X¯€A±“Ì"Å@#$ã A±“Î¤£ƒ@#ñÀA±“Ñ&í@$½KàA±“Ó¨a¦@$½KàA±“Ö*@@&U´@A±“Ø¬É@#$ã A±“Û-þ3@è& A±“Ý¯Üœ@*R¹A±“à1»@%‰€ A±“â³™p@'î€A±“å5wÙ@'î€A±“ç·W“@'î€A±“ê95ü@$½KàA±“ì»µ@.O½ÀA±“ï<ô@"X¯€A±“ñ¾Ò‰@.O½ÀA±“ô@°ò@(ºPÀA±“öÂ¬@,·U€A±“ùDo@%‰€ A±“ûÆM@#$ã A±“þH+é@&U´@A±“Ê R@*R¹A±“Kè¼@!Œ{@A±“ÍÉÅ@#$ã A±“O¨/@&U´@A±“ Ñ†˜@(ºPÀA±“ Se@%‰€ A±“ÕCl@&U´@A±“W!Õ@&U´@A±“ÙŽ@&U´@A±“Zßø@&U´@A±“Ü¾b@1Œ{@