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 = '00351588000' / Observation ID TARG_ID = '351588 ' / 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 = 263607882.00954 / Start time DATE-OBS= '2009-05-10T00:24:42.0' / Start Date TSTOP = 263607987.60306 / Stop time DATE-END= '2009-05-10T00:26:27.6' / 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 = '2009-05-10T00:26:30' / file creation date (YYYY-MM-DDThh:mm:ss UT) UTCFINIT= -4.72806 / UTCF at TSTART CHECKSUM= 'jNiOlKfMjKfMjKfM' / HDU checksum updated 2009-05-10T00:26:30 DATASUM = ' 0' / data unit checksum updated 2009-05-10T00:26:30 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 = '00351588000' / Observation ID TARG_ID = '351588 ' / 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 = '2009-05-10T00:26:30' / file creation date (YYYY-MM-DDThh:mm:ss UT) TSTART = 263607882.00954 / Start time DATE-OBS= '2009-05-10T00:24:42.0' / Start Date TSTOP = 263607987.60306 / Stop time DATE-END= '2009-05-10T00:26:27.6' / Stop Date UTCFINIT= -4.72806 / 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 = 351588 / Trigger Number XRA_OBJ = 333.572326660156 / [deg] XRT RA location GRB or Object XDEC_OBJ= -26.6038208007812 / [deg] XRT DEC location GRb or Object TERMMODE= 0 / XRT termination mode TELAPSE = 105.593520015478 / TSTOP - TSTART ONTIME = 107.359703063965 / Time on target LIVETIME= 107.359703063965 / Ontime multiplied by DEADC EXPOSURE= 107.359703063965 / Total exposure, with all known correction DEADC = 1. / dead time correction UTCCTIME= -4.72806 / [s] UTC Correction TIME UTCCSEC = -5 / UTC Correction Seconds UTCCSUBS= 13597 / [2*10**(-5) s] UTC Correction SUBSeconds PKTTIME = 263607987.7417 / [s] ccsds PacKeT TIME=PKTSEC+PKTSUBS*2e-5 PKTSEC = 263607987 / ccsds PacKeT SEConds PKTSUBS = 37085 / [2*10**(-5) s] ccsds PacKeT SUBSeconds APID = 1253 / Application Process Identifier CHECKSUM= '37ekA5Zh55dhA5Zh' / HDU checksum updated 2009-05-10T00:26:30 DATASUM = '2604852691' / data unit checksum updated 2009-05-10T00:26:30 END AlmAl>Al(@UOAl@5AlA?@&{Alc̎@F{AlYK@ATAl@EAlm@{AlD@- Al@$Al3@CAlU{@&{Alx*@CAlV@/١@AlD@,aAl1@@AlXO@&{Al$ @= 1 AlGq@{Ali@9JAl@ ܠAlb@,aAlѢ@,aAl,=@:Al@4Al9C@<aAl[@&{Al~\@:AlϠO@8[ Alsm@([ Al*@6{AlH@:Al+@5AlM#@ ܠAlp-@4Alޒ@"@AlGZ@*:Al@ ܠAl^5@/١@AlS@:Al?u@@Alb@&{Al턋@$Al@0ܠAlɥe@0ܠAl2#@  AlA@"@Al1F_@F{AlS@:Alv_@  Al@,aAlv@*:Alq@B@Al.@2@Al#@{Al Ej@,aAl h1'@ApAl @0ܠAlJ@7kPAl^@7kPAla|@> Al9@8[ Al7z@@AlZ@{Al|2@:Al@@Al @1pAl"5i@3Al%@@ܠAl')LD@&{Al)K@,aAl+nc @{Al-@@Al/y@([ Al1@:Al3u@0ܠAl6 2@= 1 Al8=P@/١@Al:`7 @([ Al<+@  Al>M@{Al@@ApAlBd@;*AlE @/١@AlG/~=@&{AlIR @  AlKt@ ܠAlM6@0ܠAlO@  AlQ8@ATAlSm@ ܠAlV!O@,aAlXCH@  AlZfi@ Al\#@*:Al^}A@{Al` @  Alb@?١@Ale#y@3