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 = '00886486000' / Observation ID TARG_ID = '886486 ' / 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 = 570446563.1947 / Start time DATE-OBS= '2019-01-29T09:22:43.2' / Start Date TSTOP = 570446668.79264 / Stop time DATE-END= '2019-01-29T09:24:28.8' / 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 = '2019-01-29T09:31:17' / file creation date (YYYY-MM-DDThh:mm:ss UT) UTCFINIT= -22.32872 / UTCF at TSTART CHECKSUM= 'ZEdMg9cKZCcKf9cK' / HDU checksum updated 2019-01-29T09:31:17 DATASUM = ' 0' / data unit checksum updated 2019-01-29T09:31:17 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 = '00886486000' / Observation ID TARG_ID = '886486 ' / 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 = '2019-01-29T09:31:17' / file creation date (YYYY-MM-DDThh:mm:ss UT) TSTART = 570446563.1947 / Start time DATE-OBS= '2019-01-29T09:22:43.2' / Start Date TSTOP = 570446668.79264 / Stop time DATE-END= '2019-01-29T09:24:28.8' / Stop Date UTCFINIT= -22.32872 / 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 = 886486 / Trigger Number XRA_OBJ = 247.727478027344 / [deg] XRT RA location GRB or Object XDEC_OBJ= -47.8106231689453 / [deg] XRT DEC location GRb or Object TERMMODE= 0 / XRT termination mode TELAPSE = 105.597939968109 / 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= -22.32872 / [s] UTC Correction TIME UTCCSEC = -23 / UTC Correction Seconds UTCCSUBS= 33564 / [2*10**(-5) s] UTC Correction SUBSeconds PKTTIME = 570446668.8611 / [s] ccsds PacKeT TIME=PKTSEC+PKTSUBS*2e-5 PKTSEC = 570446668 / ccsds PacKeT SEConds PKTSUBS = 43055 / [2*10**(-5) s] ccsds PacKeT SUBSeconds APID = 1253 / Application Process Identifier CHECKSUM= 'VE3HWD0GVD0GVD0G' / HDU checksum updated 2019-01-29T09:31:17 DATASUM = '383403595' / data unit checksum updated 2019-01-29T09:31:17 END A)qA)q A)rI(@E`A)rW@bA)s(@/A)s2@3BA)t9=@,A)txl@`A)uK@{A)uӾ#@ `A)v\aR@S`A)v@`A)wm@A)wJ8@^A)x~@tA)y@bA)y3@,A)zM@{`A)zy}@A){*@`A){4@r`A)|;bc@2A)|@.)A)}L@8A)}KI@`A)~]x@L#A)~@T`A)o4/@4uA)^@zMA)z@8A) @`A)D@A)b@`A)@!A)+*@>YA)LY@`A)<@ˊ`A)Œ@A)N5?@S`A)@#@A)_z@*A)&@\SA)pU@`A)d@alA) @̽`A) ;@}A)Mj@A)@A)!@NA)-6P@D`A)@A)>|@`A)6@A)Oe@=&A)e@A)a@A)K@A)rM@`A)@A)1@`A) 7a@`A)ڐ@zMA)}@`A) G@#@A).v@`A)f@JA)@ -@JA)Ȭ\@&`A)QN@`A)@`A)bB@`A)8q@A)sۡ@JA)~@`A) @#@A) @tA)g@`A) =@A)m@`A)0P@D`A)#@`A)AS@`A)9@,A)Rܱ@JA)9@JA)d"h@5A)@alA)uh@u5@A) N@A)}@`A)Q@&@A)@A) c@G `A)9@A)1@nA)I@`A)C#y@/\A)ƨ@`A)Ti@/\A) _@;