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 = '00506913000' / Observation ID TARG_ID = '506913 ' / 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 = 342022476.19368 / Start time DATE-OBS= '2011-11-03T14:14:36.2' / Start Date TSTOP = 342022581.79116 / Stop time DATE-END= '2011-11-03T14:16:21.8' / 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 = '2011-11-03T14:16:22' / file creation date (YYYY-MM-DDThh:mm:ss UT) UTCFINIT= -7.53474 / UTCF at TSTART CHECKSUM= 'iNoTkKlRiKlRiKlR' / HDU checksum updated 2011-11-03T14:16:22 DATASUM = ' 0' / data unit checksum updated 2011-11-03T14:16:22 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 = '00506913000' / Observation ID TARG_ID = '506913 ' / 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 = '2011-11-03T14:16:22' / file creation date (YYYY-MM-DDThh:mm:ss UT) TSTART = 342022476.19368 / Start time DATE-OBS= '2011-11-03T14:14:36.2' / Start Date TSTOP = 342022581.79116 / Stop time DATE-END= '2011-11-03T14:16:21.8' / Stop Date UTCFINIT= -7.53474 / 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 = 506913 / Trigger Number XRA_OBJ = 290.663116455078 / [deg] XRT RA location GRB or Object XDEC_OBJ= -17.2849235534668 / [deg] XRT DEC location GRb or Object TERMMODE= 0 / XRT termination mode TELAPSE = 105.597479999065 / 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= -7.53474 / [s] UTC Correction TIME UTCCSEC = -8 / UTC Correction Seconds UTCCSUBS= 23263 / [2*10**(-5) s] UTC Correction SUBSeconds PKTTIME = 342022581.84938 / [s] ccsds PacKeT TIME=PKTSEC+PKTSUBS*2e-5 PKTSEC = 342022581 / ccsds PacKeT SEConds PKTSUBS = 42469 / [2*10**(-5) s] ccsds PacKeT SUBSeconds APID = 1253 / Application Process Identifier CHECKSUM= 'UG1UUG1RUG1RUG1R' / HDU checksum updated 2011-11-03T14:16:22 DATASUM = '1259291743' / data unit checksum updated 2011-11-03T14:16:22 END AbL1AbLDAbM.5?@YAbN?{@GkPAbOP@G8AbPb[@FhAbQsMj@EAbRy@@dAbS@@ܠAbT6@K*AbUe@M AbVɫ@IAbW@IJAbX7a@ATAbY}@D#Ab[@ApAb\ -@= 1 Ab]1N<@ATAb^B@O١@Ab_S@LaAb`e!W@K*Abavg@B@Abb@P(ĠAbc@<aAbd82@;*Abe~@M 1 Abf@ApAbg N@EAbhP]@PAbj@<aAbk@DAbl##y@GkPAbm4g8@CAbnE@LI AboV@C4(Abph:T@M Abqy@IJAbr@KyAbs @BDXAbtR~@P(ĠAbu@?١@Abv@= 1 Abw$J@CAbxiY@= Abz@T_Ab{@= Ab|&@<aAbو@@ܠAbيȴ@EAbً@FhAbٌ)Uq@_% Abٍ:@DAbَK@@dAbُ]'=@@ܠAbِnm@ApAbّ@ApAbْY@LaAbٓ?h@6{Abٔw@3Abٕ@M Abٖ4@?١@AbٗW@G8Ab٘@UAbٚ @> Abٛ)_@FhAbٜ,o@= Abٝ=@HAbٞN+@J:Abٟ`@:@F{Ab٠q@2@Ab١@@ܠAb٢U@EAb٣Y@<aAb٤@> Ab٥!@D#Ab٦*0@BDXAb٧p@4Ab٨@<aAb٪ @M Ab٫B[@3Ab٬/@3Ab٭@@6{AbٮRw@;*AbٯcZ@8[ Abٰt@;*Abٱ@?١@Abٲ,R@;*Abٳr@WkPAbٴ@8[