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 = '00908329000' / Observation ID TARG_ID = '908329 ' / 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 = 582115748.01066 / Start time DATE-OBS= '2019-06-13T10:49:08.0' / Start Date TSTOP = 582115853.63816 / Stop time DATE-END= '2019-06-13T10:50:53.6' / 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 = '2019-06-13T10:50:40' / file creation date (YYYY-MM-DDThh:mm:ss UT) UTCFINIT= -23.06736 / UTCF at TSTART CHECKSUM= 'hJgRhHZOhHfOhHZO' / HDU checksum updated 2019-06-13T10:50:40 DATASUM = ' 0' / data unit checksum updated 2019-06-13T10:50:40 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 = '00908329000' / Observation ID TARG_ID = '908329 ' / 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 = '2019-06-13T10:50:40' / file creation date (YYYY-MM-DDThh:mm:ss UT) TSTART = 582115748.01066 / Start time DATE-OBS= '2019-06-13T10:49:08.0' / Start Date TSTOP = 582115853.63816 / Stop time DATE-END= '2019-06-13T10:50:53.6' / Stop Date UTCFINIT= -23.06736 / 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 = 908329 / Trigger Number XRA_OBJ = 305.419219970703 / [deg] XRT RA location GRB or Object XDEC_OBJ= -4.66483163833618 / [deg] XRT DEC location GRb or Object TERMMODE= 0 / XRT termination mode TELAPSE = 105.627499938011 / 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= -23.06736 / [s] UTC Correction TIME UTCCSEC = -24 / UTC Correction Seconds UTCCSUBS= 46632 / [2*10**(-5) s] UTC Correction SUBSeconds PKTTIME = 582115853.72476 / [s] ccsds PacKeT TIME=PKTSEC+PKTSUBS*2e-5 PKTSEC = 582115853 / ccsds PacKeT SEConds PKTSUBS = 36238 / [2*10**(-5) s] ccsds PacKeT SUBSeconds APID = 1253 / Application Process Identifier CHECKSUM= 'ScaAScZ0Sca7ScY7' / HDU checksum updated 2019-06-13T10:50:40 DATASUM = '3240533608' / data unit checksum updated 2019-06-13T10:50:40 END AY0]OAY084nAY0҃z@dAY0 @] AY0ӔY@Z:AY0c@^q AY0Ԧ@ajAY0.@_% AY0շM@\aAY0?E@gDAY0Ȓ@p(ĠAY0Q5@sAY0+@vAY0b|[@t2AY0@vAY0s¹@t#AY0e@t#AY0څp@sC%AY0 @qgAY0ۖN@r:AY0@tAY0ܧ-@rDXAY008\@tAY0ݸ@w>YAY0A~@{yAY0!B@z:AY0Rr@y,AY0g@xyAY0d @w>AY0X@w8AY0uP@x=&AY0@yAY0↖@tAY0:@t}AY0@sR"AY0 s@u1AY0#@tAAY01@rIAY0j@q AY0C 0@o١@AY0˰`@md AY0TR@qTAY0@o@AY0eF@jXAY0-@bdAY0U]@a6AY0ބ@`ܠAY0g'@\VU AY0@[yAY0xmr@TAY0@XAY0@^ AY0W@WDAY0/@X[ AY0#^@UAY0?@R4AY04@f!AY0D@O١@AY0F)t@M AY0̣@KyAY0Wo@J:AY0Z@UOAY0h@?١@AY0X@ApAY0y@= AY0@KyAY0BF@PdAY0u@] 1 AY0@PdAY0%+@LaAY0@CAY06r2@= AY0b@C4(AY0G@> AY0[@LaAY0XH@D#AY0w@> AY1jD@::AY1@::AY1{@?١@AY1-@CAY1л@4AY1s@3AY1@= 1 AY1&I@4AY1]y@^q AY18@ATAY1/@M 1 AY1IF_@@d