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 = '00304549000' / Observation ID TARG_ID = '304549 ' / 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 = 226228315.60892 / Start time DATE-OBS= '2008-03-03T09:11:55.6' / Start Date TSTOP = 226228421.18672 / Stop time DATE-END= '2008-03-03T09:13:41.2' / 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 = '2008-03-03T09:13:47' / file creation date (YYYY-MM-DDThh:mm:ss UT) UTCFINIT= -2.61624 / UTCF at TSTART CHECKSUM= 'dGlRfDkRdDkRdDkR' / HDU checksum updated 2008-03-03T09:13:47 DATASUM = ' 0' / data unit checksum updated 2008-03-03T09:13:47 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 = '00304549000' / Observation ID TARG_ID = '304549 ' / 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 = '2008-03-03T09:13:47' / file creation date (YYYY-MM-DDThh:mm:ss UT) TSTART = 226228315.60892 / Start time DATE-OBS= '2008-03-03T09:11:55.6' / Start Date TSTOP = 226228421.18672 / Stop time DATE-END= '2008-03-03T09:13:41.2' / Stop Date UTCFINIT= -2.61624 / 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 = 304549 / Trigger Number XRA_OBJ = 112.076728820801 / [deg] XRT RA location GRB or Object XDEC_OBJ= -70.2396850585938 / [deg] XRT DEC location GRb or Object TERMMODE= 0 / XRT termination mode TELAPSE = 105.577800005674 / 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= -2.61624 / [s] UTC Correction TIME UTCCSEC = -3 / UTC Correction Seconds UTCCSUBS= 19188 / [2*10**(-5) s] UTC Correction SUBSeconds PKTTIME = 226228421.24528 / [s] ccsds PacKeT TIME=PKTSEC+PKTSUBS*2e-5 PKTSEC = 226228421 / ccsds PacKeT SEConds PKTSUBS = 12264 / [2*10**(-5) s] ccsds PacKeT SUBSeconds APID = 1253 / Application Process Identifier CHECKSUM= 'GNaGJKSEGKYEGKYE' / HDU checksum updated 2008-03-03T09:13:47 DATASUM = '863278214' / data unit checksum updated 2008-03-03T09:13:47 END A7]A A&@WDAIv6@ATAl@7kPA𿎍@@dA@*:AӦ@$A0@PAf@XA;J#@= A]A@9JA΀`@;*AТ@4Azx@= A5@3A S@PA-@D#AO@,aAr7@*:Aߔ@ ܠANf@HA#@/١@Ag@<aA@4AA~@2@Ad x@4A@::A"S@ Aˬq@:A9.@&{A@2@A3R@LaAU@"@Axi@= A@@> A@&{A@0ܠA@= 1 A%&@- A GS@  A j=q@{A.@;*AV@"@A@"@Ape@> A@7kPA9@@:A\^@$A~@- A(9@/١@A!ô@D#A#A@7kPA&p@{A(+X@@A*MK@2@A,pr@*:A.@  A0@;*A2@*:A4^@ A7/@8[ A9?@@A;bE@- A=ҳ@5A?_p@7kPAA-@G8ACx@&{AF@([ AH1@= AJT@6{ALv@- AN0@ ܠAP{@"@ARJ8@ ܠAU@([ AW#a@2@AYE@D#A[hz@  A]J@"@A_h@<aAa&@,aAc@?١@Af7@ ܠAh7@a|AjZN{@@dAl|8@= Ang@::Ap@$Ar~@{Au @1pAw)J@4AyL"h@;*A{n@  A}9C@DA@/١@AR@@A@:Ai@,aA=U@,a