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  = '00340923000'        / Observation ID                                 TARG_ID = '340923  '           / 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  =       254416998.1946 / Start time                                     DATE-OBS= '2009-01-23T15:23:18.2' / Start Date                                  TSTOP   =      254417234.60634 / Stop time                                      DATE-END= '2009-01-23T15:27:14.6' / 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    = '2009-01-23T15:36:40' / file creation date (YYYY-MM-DDThh:mm:ss UT)   UTCFINIT=              -4.4398 / UTCF at TSTART                                 CHECKSUM= 'jFmQlFmQjFmQjFmQ'   / HDU checksum updated 2009-01-23T15:36:40       DATASUM = '         0'         / data unit checksum updated 2009-01-23T15:36:40 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  = '00340923000'        / Observation ID                                 TARG_ID = '340923  '           / 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    = '2009-01-23T15:36:40' / file creation date (YYYY-MM-DDThh:mm:ss UT)   TSTART  =       254416998.1946 / Start time                                     DATE-OBS= '2009-01-23T15:23:18.2' / Start Date                                  TSTOP   =      254417234.60634 / Stop time                                      DATE-END= '2009-01-23T15:27:14.6' / Stop Date                                   UTCFINIT=              -4.4398 / 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 =               340923 / Trigger Number                                 XRA_OBJ =     237.664688110352 / [deg] XRT RA location GRB or Object            XDEC_OBJ=     -54.314079284668 / [deg] XRT DEC location GRb or Object           TERMMODE=                    0 / XRT termination mode                           TELAPSE =     236.411740005016 / TSTOP - TSTART                                 ONTIME  =      234.06184387207 / Time on target                                 LIVETIME=      234.06184387207 / Ontime multiplied by DEADC                     EXPOSURE=      234.06184387207 / Total exposure, with all known correction      DEADC   =                   1. / dead time correction                           UTCCTIME=              -4.4398 / [s] UTC Correction TIME                        UTCCSEC =                   -5 / UTC Correction Seconds                         UTCCSUBS=                28010 / [2*10**(-5) s] UTC Correction SUBSeconds       PKTTIME =      254417234.64488 / [s] ccsds PacKeT TIME=PKTSEC+PKTSUBS*2e-5      PKTSEC  =            254417234 / ccsds PacKeT SEConds                           PKTSUBS =                32244 / [2*10**(-5) s] ccsds PacKeT SUBSeconds         APID    =                 1253 / Application Process Identifier                 CHECKSUM= 'QiliTglfQglfQglf'   / HDU checksum updated 2009-01-23T15:36:40       DATASUM = '3644662700'         / data unit checksum updated 2009-01-23T15:36:40 END                                                                             AŽT0ĖcĸœAŽT0Í>˙AŽT0ÎS˙Ŧ@Rŧ@ AŽT0ĐvŒi@ Ü  AŽT0Ō™&@ Ü  AŽT0ÔģŖD@*:ÁAŽT0ÖŪ0
@$›āĀAŽT0Ųē@-ú
 AŽT0Û#FÜ@Bŧ@ AŽT0ŨEĶ™@&{€āAŽT0ßh`W@Bŧ@ AŽT0áŠęt?íú
 AŽT0ëô;÷@č& AŽT0đ÷ûj@U´@AŽT0õû¸=@$ã AŽT0ú˙w¯@"X¯€AŽT14ƒ@!Œ{@AŽT1ö”@U´@AŽT1

ŗh@!Œ{@AŽT1rÚ@ˇU€AŽT1/­@"X¯€AŽT1ī @$ŊKāAŽT1Ž’@U´@AŽT1#kf@č& AŽT1(!*Ø@č& AŽT1-$įĢ@ŊKāAŽT12(ŠŊ@č& AŽT17,f@Œ{@AŽT1<0&@'î€AŽT1A3âÖ@í AŽT1F7ŸŠ@ˇU€AŽT1K;aģ@'!č`AŽT1P?Ž@'!č`AŽT1UBŪ
@"X¯€AŽT1ZFšÔ@í AŽT1_JZG@'î€AŽT1dNš@"X¯€AŽT1iQŲ+@!Œ{@AŽT1nU•˙@U´@AŽT1sYUq@$ã AŽT1x]E@č& AŽT1}`Ņˇ@Œ{@AŽT1‚d‘*@(ēPĀAŽT1‡hMũ@î€AŽT1Œl
o@	†„āAŽT1‘oĘC@U´@AŽT1–sŒT@OŊĀAŽT1›wI(@!Œ{@AŽT1 {û@č& AŽT1Ĩ~Åm@í AŽT1Ē‚‚A@U´@AŽT1¯†DR@ˇU€AŽT1´Š
&@†„āAŽT1šĀ˜@OŊĀAŽT1ž‘}k@#$ã AŽT1Õ<Ū@%‰€ AŽT1ȘüP@í AŽT1͜ģÃ@†„āAŽT1Ō x–@†„āAŽT1פ5i@#$ã AŽT1ܧôÜ@î€AŽT1áĢą¯@#$ã AŽT1æ¯sÁ@ˇU€AŽT1ëŗ0”@OŊĀAŽT1đļđ@$ã AŽT1õēŦÚ@ŊKāAŽT1úži­@î€AŽT1˙Â+ŋ@$ã AŽT2Åč’@ˇU€AŽT2	ɨ@!Œ{@AŽT2ÍdØ@"X¯€AŽT2Ņ$J@ˇU€AŽT2ÔãŊ@†„āAŽT2ØŖ/@ ĀG AŽT2"Ü`@†„āAŽT2'āÖ@"X¯€AŽT2,ãÜH@†„āAŽT21į›ģ@#ņĀAŽT26ë[-@ˇU€AŽT2;ī
@$ŊKāAŽT2@ōÔÔ@ ĀG AŽT2Eö”F@č& AŽT2JúQ@!Œ{@AŽT2Oū+@ˇU€AŽT2U
Ī˙@č& AŽT2Zq@!Œ{@AŽT2_	LD@ŊKāAŽT2d
	@"X¯€AŽT2iË)@%‰€ AŽT2n‡ũ@†„āAŽT2sGo@OŊĀAŽT2xC@$ŊKāAŽT2}Ãĩ@ ĀG AŽT2‚#€ˆ@†„āAŽT2‡'Bš@ˇU€AŽT2Œ*˙m@č& AŽT2‘.ŧA@ŊKāAŽT2–2{ŗ@†„āAŽT2›68†@!Œ{@AŽT2 9÷ų@OŊĀ