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 = '01245074000' / Observation ID TARG_ID = '1245074 ' / 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 = 743744932.00878 / Start time DATE-OBS= '2024-07-27T03:48:52.0' / Start Date TSTOP = 743745037.62016 / Stop time DATE-END= '2024-07-27T03:50:37.6' / 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 = '2024-07-27T03:50:10' / file creation date (YYYY-MM-DDThh:mm:ss UT) UTCFINIT= -33.88132 / UTCF at TSTART CHECKSUM= 'iHaQiFYPiFaPiFWP' / HDU checksum updated 2024-07-27T03:50:10 DATASUM = ' 0' / data unit checksum updated 2024-07-27T03:50:10 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 = '01245074000' / Observation ID TARG_ID = '1245074 ' / 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 = '2024-07-27T03:50:10' / file creation date (YYYY-MM-DDThh:mm:ss UT) TSTART = 743744932.00878 / Start time DATE-OBS= '2024-07-27T03:48:52.0' / Start Date TSTOP = 743745037.62016 / Stop time DATE-END= '2024-07-27T03:50:37.6' / Stop Date UTCFINIT= -33.88132 / 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 = 1245074 / Trigger Number XRA_OBJ = 236.440231323242 / [deg] XRT RA location GRB or Object XDEC_OBJ= 8.60003662109375 / [deg] XRT DEC location GRb or Object TERMMODE= 0 / XRT termination mode TELAPSE = 105.611379981041 / 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= -33.88132 / [s] UTC Correction TIME UTCCSEC = -34 / UTC Correction Seconds UTCCSUBS= 5934 / [2*10**(-5) s] UTC Correction SUBSeconds PKTTIME = 743745037.64484 / [s] ccsds PacKeT TIME=PKTSEC+PKTSUBS*2e-5 PKTSEC = 743745037 / ccsds PacKeT SEConds PKTSUBS = 32242 / [2*10**(-5) s] ccsds PacKeT SUBSeconds APID = 1253 / Application Process Identifier CHECKSUM= 'DSCHGPBHDPBHDPBH' / HDU checksum updated 2024-07-27T03:50:10 DATASUM = '464674725' / data unit checksum updated 2024-07-27T03:50:10 END A*RA*R7A*Rҁ"@dA*R *@N A*RӒh@`dA*R @RdA*Rԣ@Oa@A*R,R@] A*Rմ@FA*R=@SA*R;@D#A*RNߤ@LI A*Rׂ@PA*R`&@QTA*RȊ@BDXA*Rqk@EA*R@M 1 A*Rڂ@UA*R U@HA*Rۓ@FA*RN@[*A*Rܥ?}@R4A*R-@QTA*Rݶ@QA*R?) @V{A*R:@V{A*RPoi@N A*R@LI A*Ra @PA*RX@IA*Rr&@IJA*RV@ApA*RC-@ApA*R @M A*R㕈@FhA*R,@R@A*RB@IA*R/s@Nq A*R@IA*R@@BDXA*R[@BDXA*RQ.@G8A*Rڣ@H[ A*RcE@Q|A*R@C4(A*Rt@DA*R/@RdA*R@C4(A*Ruy@O١@A*R@FhA*R@> A*R_@RLA*R16@D#A*Re@> A*RBH@_١@A*Rl@QA*RS@EA*R2#@IJA*RdR@QpA*Ry)@bLA*RvX@FhA*R@FhA*Rb@H[ A*R@O١@A*R@EA*R!LD@BDXA*R@DA*R2@JA*R5@UA*RC@EA*R|1@JA*RU@4A*R@EA*Rfe@> A*R@F{A*Rw@- A*ROL@HA*R|@GkPA*R@CA*R8@FhA*R" @C4(A*R9@CA*R4"h@3A*Rŗ@= 1 A*REh@::A*R N@<aA*RV%@FhA*RRT@Nq A*Sg@ApA*S@JA*Sy;@;*A*S@JA*SA@9JA*S%p@@ܠA*SG@;*A*S$k@FA*S@W8A*S5-@F{A*SU\@Oa@A*SF@2@