SIMPLE = T / file does conform to FITS standard BITPIX = 8 / number of bits per data pixel NAXIS = 1 / number of data axes NAXIS1 = 0 / length of data axis 1 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 HISTORY fimgcreate 1.0b at 2021-01-22T10:22:15 DATE = '2021-01-22T10:22:15' / file creation date (YYYY-MM-DDThh:mm:ss UT) INSTRUME= 'UVOT ' TSTART = 632108333.03072 TSTOP = 632109272.01726 DATE-OBS= '2021-01-12T01:36:48' DATE-END= '2021-01-12T01:54:27' OBJECT = 'GRB210112a' XOBS_ID = 01016881000 / Generating sequence PROCVER = '3.18.15 ' / Processing script version SOFTVER = 'Hea_27Jul2015_V6.17_Swift_Rel4.5(Bld34)_27Jul2015_SDCpatch_18' CALDBVER= 'b20171016_u20201215_x20200724_m20210113' / CALDB index versions used TIMESYS = 'TT ' / time system MJDREFI = 51910 / MJD reference day 01 Jan 2001 00:00:00 MJDREFF = 0.00074287037 / MJD reference (fraction of day) 01 Jan 2001 00:CLOCKAPP= F / If clock correction are applied (F/T) TIMEUNIT= 's ' / Time unit for timing header keywords UTCFINIT= -26.3146000000000 / [s] UTCF at TSTART CHECKSUM= 'ZFajeCYiZCaibCWi' / HDU checksum updated 2021-01-22T10:47:13 DATASUM = ' 0' / data unit checksum updated 2021-01-22T10:47:13 END XTENSION= 'IMAGE ' / IMAGE extension BITPIX = 32 / number of bits per data pixel NAXIS = 2 / number of data axes NAXIS1 = 160 / length of data axis 1 NAXIS2 = 160 / length of data axis 2 PCOUNT = 0 / required keyword; must = 0 GCOUNT = 1 / required keyword; must = 1 MESGNAME= 'UVOT_GENI_IMAGE' / Name of the message TELESCOP= 'SWIFT ' / Telescope (mission) name INSTRUME= 'UVOTA ' / Instrument name OBS_ID = '01016881000' / Observation ID TARG_ID = '1016881 ' / Target ID SEG_NUM = '0 ' / Segment number CREATOR = 'TDRSS2FITS V3.22' / Program that created this FITS file ORIGIN = 'GSFC ' / Source of FITS file TLM2FITS= 'V3.22 ' / 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-8 / [s/s] relative errors expressed as rate TIERABSO= 1.0 / [s] timing precision in seconds CLOCKAPP= F / If clock correction are applied (F/T) TIMEREF = 'LOCAL ' / Time reference (barycenter/local) TASSIGN = 'SATELLITE' / Time assigned by clock DATE = '2021-01-22T10:10:15' / file creation date (YYYY-MM-DDThh:mm:ss UT) UTCFINIT= -26.3146000000000 / [s] UTCF at TSTART TSTART = 632108333.03072 / Start time DATE-OBS= '2021-01-12T01:38:48' TSTOP = 632108482.89872 / Stop time DATE-END= '2021-01-12T01:41:17' TELAPSE = 149.868000030518 / TSTOP - TSTART ONTIME = 149.868000030518 / Sum of GTIs LIVETIME= 149.868000030518 / Ontime multiplied by DEADC EXPOSURE= 149.868000030518 / Total exposure, with all known correction DEADC = 1. / dead time correction EXTNAME = 'wh632108333I' / Extension name HDUCLASS= 'OGIP ' / Format conforms to OGIP standards HDUCLAS1= 'IMAGE ' / Image data HDUCLAS2= 'TOTAL ' / Total data values DATAMODE= 'IMAGEEVENT' / Instrument operating mode EXPID = 632108333 / uvot EXPosure ID FILTER = 'WHITE ' / FILTER used in exposure DETNAM = '2000 ' / WHEELPOS RA_PNT = 218.986490827248 / [deg] Ra Pointing DEC_PNT = 33.0671766513951 / [deg] Dec Pointing PA_PNT = 116.1857 / [deg] Position angle (roll) WINDOWX0= 938 / Lower left hand X WINDOWY0= 848 / Lower left hand Y WINDOWDX= 320 / X Window width WINDOWDY= 320 / Y Window width NFRAMES = 13575 / number of frames included GRBLOC = 1 / GRB Location 1=XRT 0=MODE CMD BPEHWIN = 0 / BPE hardware window height BINX = 2 / Binning in the x-axis BINY = 2 / Binning in the y-axis CMPCNTMN= F / Compression losses didn't occurred in the imageCMPOTHRS= 8191 / Overflow of lossy compression algorithm CMPUTHRS= -8192 / Underflow of lossy compression algorithm CTYPE1 = 'RAWX ' / WCS axis type CUNIT1 = 'pixel ' / WCS axis unit CRVAL1 = 938.5 / WCS reference value CDELT1 = 2 / WCS coordinate increment CRPIX1 = 1. / WCS Reference point CTYPE2 = 'RAWY ' / WCS axis type CUNIT2 = 'pixel ' / WCS axis unit CRVAL2 = 848.5 / WCS reference value CDELT2 = 2 / WCS coordinate increment CRPIX2 = 1. / WCS Reference point UTCCTIME= -26.3146 / [s] UTC Correction time UTCCSEC = -27 / UTC Correction Seconds UTCCSUBS= 34270 / [2*10**(-5) s] UTC Correction SubSeconds PKTTIME = 632108488.69544 / [s] ccsds PacKeT TIME=PKTSEC+PKTSUBS*2e-5 PKTSEC = 632108488 / ccsds PacKeT SEConds PKTSUBS = 34772 / [2*10**(-5) s] ccsds PacKeT SUBSeconds APID = 843 / Application Process Identifier BLANK = -2147483648 / Data null value CHECKSUM= '6ipZ8ioY6ioY6ioY' / HDU checksum updated 2021-01-22T10:47:13 DATASUM = '188504 ' / data unit checksum updated 2021-01-22T10:10:15 PROCVER = '3.18.15 ' / Processing script version SOFTVER = 'Hea_27Jul2015_V6.17_Swift_Rel4.5(Bld34)_27Jul2015_SDCpatch_18' CALDBVER= 'b20171016_u20201215_x20200724_m20210113' / CALDB index versions used END                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      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                                                                                                                                                                                                                                                                                                                                                                                                                                                                          XTENSION= 'IMAGE ' / IMAGE extension BITPIX = 32 / number of bits per data pixel NAXIS = 2 / number of data axes NAXIS1 = 160 / length of data axis 1 NAXIS2 = 160 / length of data axis 2 PCOUNT = 0 / required keyword; must = 0 GCOUNT = 1 / required keyword; must = 1 MESGNAME= 'UVOT_GENI_IMAGE' / Name of the message TELESCOP= 'SWIFT ' / Telescope (mission) name INSTRUME= 'UVOTA ' / Instrument name OBS_ID = '01016881000' / Observation ID TARG_ID = '1016881 ' / Target ID SEG_NUM = '0 ' / Segment number CREATOR = 'TDRSS2FITS V3.22' / Program that created this FITS file ORIGIN = 'GSFC ' / Source of FITS file TLM2FITS= 'V3.22 ' / 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-8 / [s/s] relative errors expressed as rate TIERABSO= 1.0 / [s] timing precision in seconds CLOCKAPP= F / If clock correction are applied (F/T) TIMEREF = 'LOCAL ' / Time reference (barycenter/local) TASSIGN = 'SATELLITE' / Time assigned by clock DATE = '2021-01-22T10:10:15' / file creation date (YYYY-MM-DDThh:mm:ss UT) UTCFINIT= -26.3146200000000 / [s] UTCF at TSTART TSTART = 632108545.96608 / Start time DATE-OBS= '2021-01-12T01:42:20' TSTOP = 632108795.90064 / Stop time DATE-END= '2021-01-12T01:46:30' TELAPSE = 249.934559941292 / TSTOP - TSTART ONTIME = 249.934559941292 / Sum of GTIs LIVETIME= 249.934559941292 / Ontime multiplied by DEADC EXPOSURE= 249.934559941292 / Total exposure, with all known correction DEADC = 1. / dead time correction EXTNAME = 'uu632108545I' / Extension name HDUCLASS= 'OGIP ' / Format conforms to OGIP standards HDUCLAS1= 'IMAGE ' / Image data HDUCLAS2= 'TOTAL ' / Total data values DATAMODE= 'IMAGEEVENT' / Instrument operating mode EXPID = 632108545 / uvot EXPosure ID FILTER = 'U ' / FILTER used in exposure DETNAM = '1400 ' / WHEELPOS RA_PNT = 218.987269894518 / [deg] Ra Pointing DEC_PNT = 33.070514141842 / [deg] Dec Pointing PA_PNT = 116.1848 / [deg] Position angle (roll) WINDOWX0= 938 / Lower left hand X WINDOWY0= 848 / Lower left hand Y WINDOWDX= 320 / X Window width WINDOWDY= 320 / Y Window width NFRAMES = 22639 / number of frames included GRBLOC = 1 / GRB Location 1=XRT 0=MODE CMD BPEHWIN = 0 / BPE hardware window height BINX = 2 / Binning in the x-axis BINY = 2 / Binning in the y-axis CMPCNTMN= F / Compression losses didn't occurred in the imageCMPOTHRS= 8191 / Overflow of lossy compression algorithm CMPUTHRS= -8192 / Underflow of lossy compression algorithm CTYPE1 = 'RAWX ' / WCS axis type CUNIT1 = 'pixel ' / WCS axis unit CRVAL1 = 938.5 / WCS reference value CDELT1 = 2 / WCS coordinate increment CRPIX1 = 1. / WCS Reference point CTYPE2 = 'RAWY ' / WCS axis type CUNIT2 = 'pixel ' / WCS axis unit CRVAL2 = 848.5 / WCS reference value CDELT2 = 2 / WCS coordinate increment CRPIX2 = 1. / WCS Reference point UTCCTIME= -26.31462 / [s] UTC Correction time UTCCSEC = -27 / UTC Correction Seconds UTCCSUBS= 34269 / [2*10**(-5) s] UTC Correction SubSeconds PKTTIME = 632108800.3766 / [s] ccsds PacKeT TIME=PKTSEC+PKTSUBS*2e-5 PKTSEC = 632108800 / ccsds PacKeT SEConds PKTSUBS = 18830 / [2*10**(-5) s] ccsds PacKeT SUBSeconds APID = 843 / Application Process Identifier BLANK = -2147483648 / Data null value CHECKSUM= 'Ap3TCo0SAo0SAo0S' / HDU checksum updated 2021-01-22T10:47:13 DATASUM = '79934 ' / data unit checksum updated 2021-01-22T10:10:15 PROCVER = '3.18.15 ' / Processing script version SOFTVER = 'Hea_27Jul2015_V6.17_Swift_Rel4.5(Bld34)_27Jul2015_SDCpatch_18' CALDBVER= 'b20171016_u20201215_x20200724_m20210113' / CALDB index versions used END                                                                                                                                        XTENSION= 'IMAGE ' / IMAGE extension BITPIX = 32 / number of bits per data pixel NAXIS = 2 / number of data axes NAXIS1 = 160 / length of data axis 1 NAXIS2 = 160 / length of data axis 2 PCOUNT = 0 / required keyword; must = 0 GCOUNT = 1 / required keyword; must = 1 MESGNAME= 'UVOT_GENI_IMAGE' / Name of the message TELESCOP= 'SWIFT ' / Telescope (mission) name INSTRUME= 'UVOTA ' / Instrument name OBS_ID = '01016881000' / Observation ID TARG_ID = '1016881 ' / Target ID SEG_NUM = '0 ' / Segment number CREATOR = 'TDRSS2FITS V3.22' / Program that created this FITS file ORIGIN = 'GSFC ' / Source of FITS file TLM2FITS= 'V3.22 ' / 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-8 / [s/s] relative errors expressed as rate TIERABSO= 1.0 / [s] timing precision in seconds CLOCKAPP= F / If clock correction are applied (F/T) TIMEREF = 'LOCAL ' / Time reference (barycenter/local) TASSIGN = 'SATELLITE' / Time assigned by clock DATE = '2021-01-22T10:10:15' / file creation date (YYYY-MM-DDThh:mm:ss UT) UTCFINIT= -26.3146400000000 / [s] UTCF at TSTART TSTART = 632109122.1603 / Start time DATE-OBS= '2021-01-12T01:51:57' TSTOP = 632109272.01726 / Stop time DATE-END= '2021-01-12T01:54:27' TELAPSE = 149.856960058212 / TSTOP - TSTART ONTIME = 149.856960058212 / Sum of GTIs LIVETIME= 149.856960058212 / Ontime multiplied by DEADC EXPOSURE= 149.856960058212 / Total exposure, with all known correction DEADC = 1. / dead time correction EXTNAME = 'wh632109122I' / Extension name HDUCLASS= 'OGIP ' / Format conforms to OGIP standards HDUCLAS1= 'IMAGE ' / Image data HDUCLAS2= 'TOTAL ' / Total data values DATAMODE= 'IMAGEEVENT' / Instrument operating mode EXPID = 632109122 / uvot EXPosure ID FILTER = 'WHITE ' / FILTER used in exposure DETNAM = '2000 ' / WHEELPOS RA_PNT = 218.987736144415 / [deg] Ra Pointing DEC_PNT = 33.0706785326145 / [deg] Dec Pointing PA_PNT = 116.1855 / [deg] Position angle (roll) WINDOWX0= 937 / Lower left hand X WINDOWY0= 847 / Lower left hand Y WINDOWDX= 320 / X Window width WINDOWDY= 320 / Y Window width NFRAMES = 13574 / number of frames included GRBLOC = 0 / GRB Location 1=XRT 0=MODE CMD BPEHWIN = 0 / BPE hardware window height BINX = 2 / Binning in the x-axis BINY = 2 / Binning in the y-axis CMPCNTMN= F / Compression losses didn't occurred in the imageCMPOTHRS= 8191 / Overflow of lossy compression algorithm CMPUTHRS= -8192 / Underflow of lossy compression algorithm CTYPE1 = 'RAWX ' / WCS axis type CUNIT1 = 'pixel ' / WCS axis unit CRVAL1 = 937.5 / WCS reference value CDELT1 = 2 / WCS coordinate increment CRPIX1 = 1. / WCS Reference point CTYPE2 = 'RAWY ' / WCS axis type CUNIT2 = 'pixel ' / WCS axis unit CRVAL2 = 847.5 / WCS reference value CDELT2 = 2 / WCS coordinate increment CRPIX2 = 1. / WCS Reference point UTCCTIME= -26.31464 / [s] UTC Correction time UTCCSEC = -27 / UTC Correction Seconds UTCCSUBS= 34268 / [2*10**(-5) s] UTC Correction SubSeconds PKTTIME = 632109287.0958 / [s] ccsds PacKeT TIME=PKTSEC+PKTSUBS*2e-5 PKTSEC = 632109287 / ccsds PacKeT SEConds PKTSUBS = 4790 / [2*10**(-5) s] ccsds PacKeT SUBSeconds APID = 843 / Application Process Identifier BLANK = -2147483648 / Data null value CHECKSUM= 'Y3h8a1h6Y1h6a1h6' / HDU checksum updated 2021-01-22T10:47:13 DATASUM = '543731 ' / data unit checksum updated 2021-01-22T10:10:15 PROCVER = '3.18.15 ' / Processing script version SOFTVER = 'Hea_27Jul2015_V6.17_Swift_Rel4.5(Bld34)_27Jul2015_SDCpatch_18' CALDBVER= 'b20171016_u20201215_x20200724_m20210113' / CALDB index versions used END   !  !!  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