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 = '00287222000' / Observation ID TARG_ID = '287222 ' / 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 = 208214304.9934 / Start time DATE-OBS= '2007-08-07T21:18:25.0' / Start Date TSTOP = 208214410.57482 / Stop time DATE-END= '2007-08-07T21:20:10.6' / 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 = '2007-08-07T21:22:40' / file creation date (YYYY-MM-DDThh:mm:ss UT) UTCFINIT= -2.14016 / UTCF at TSTART CHECKSUM= '2JjO2IjO2IjO2IjO' / HDU checksum updated 2007-08-07T21:22:40 DATASUM = ' 0' / data unit checksum updated 2007-08-07T21:22:40 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 = '00287222000' / Observation ID TARG_ID = '287222 ' / 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 = '2007-08-07T21:22:40' / file creation date (YYYY-MM-DDThh:mm:ss UT) TSTART = 208214304.9934 / Start time DATE-OBS= '2007-08-07T21:18:25.0' / Start Date TSTOP = 208214410.57482 / Stop time DATE-END= '2007-08-07T21:20:10.6' / Stop Date UTCFINIT= -2.14016 / 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 = 287222 / Trigger Number XRA_OBJ = 243.112686157227 / [deg] XRT RA location GRB or Object XDEC_OBJ= -15.0160036087036 / [deg] XRT DEC location GRb or Object TERMMODE= 0 / XRT termination mode TELAPSE = 105.581420004368 / 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= -2.14016 / [s] UTC Correction TIME UTCCSEC = -3 / UTC Correction Seconds UTCCSUBS= 42992 / [2*10**(-5) s] UTC Correction SUBSeconds PKTTIME = 208214410.66114 / [s] ccsds PacKeT TIME=PKTSEC+PKTSUBS*2e-5 PKTSEC = 208214410 / ccsds PacKeT SEConds PKTSUBS = 33057 / [2*10**(-5) s] ccsds PacKeT SUBSeconds APID = 1253 / Application Process Identifier CHECKSUM= 'O8qCP6o9O6oAO6o9' / HDU checksum updated 2007-08-07T21:22:40 DATASUM = '3071253949' / data unit checksum updated 2007-08-07T21:22:40 END A2AA2BjA2CF@߀A2F#d@;G@A2H2!@A2JU<@A2Lwɛ@UA2NS@`A2P@_A2Rj@( A2UQ@ A2W$@{`A2YG,@6A2[i@܀A2]'@OA2_c@z@A2aA @ A2c>@ A2fW@A2h8@ A2j[qv@A2l}@A2nQ@A2p@A2r@A2u.@A2w*E@A2yMEc@,@A2{o @oA2}^@}A2@/@A2u@OA2@PA2@% A2?P@N`A2a @% A20+@2@A2@A2I@ A2b@5e@A2c @SA20>@?A2Sy@q@A2v@JA2u@ITA2 2@Z1 A2ݪP@A27 @`A2"@ A2EP@@A2gڥ@YA@A2gb@z A2@XA2π@A2 @D`A2@`A27!@zA2Y@vKA2|;O@= A2 @A2R*@`A2@l@A2k@HA2(b@`A2K@5A2n=@2,@A2̐@A2γ(@A2յt@`A2B1@A2O@xA2=Y @T`A2_@ۺ`A2ۂr@m0A2ݤC@A2lja@yA2@A2 @A2//@όA2Q@A2tC@މA2Б@P@A2]O@k@A2 @A2t*@ A2!@}A2C@A2fa@@A2@ A21<@]A2ͽ@_@A3J@A3s@VqA35a@9gA3WN@=&A3 z{ @% A3 @q`A3@\@A3@όA3`@>