SIMPLE = T / conforms to FITS standard BITPIX = 8 / array data type NAXIS = 0 / number of array dimensions EXTEND = T CREATOR = 'GBM_healpix.py 2.0' FILETYPE= 'IMAGE ' / Name for this type of FITS file TELESCOP= 'GLAST ' / Name of mission/satellite INSTRUME= 'GBM ' / Specific instrument used for observation OBSERVER= 'Meegan ' / GLAST Burst Monitor P.I. ORIGIN = 'GIOC ' / Name of organization making file DATE = '2023-01-18T08:21:26' / file creation date (YYYY-MM-DDThh:mm:ss UT) DATE-OBS= '2023-01-18T05:33:05' / Date of start of observation DATE-END= '2023-01-18T05:33:05' / Date of end of observation TIMESYS = 'TT ' / Time system used in time keywords TIMEUNIT= 's ' / Time since MJDREF, used in TSTART and TSTOP MJDREFI = 51910 / MJD of GLAST reference epoch, integer part MJDREFF = '7.428703703703703e-4' / MJD of GLAST reference epoch, fractional partTSTART = 695712790.1279989 / [GLAST MET] Observation start time TSTOP = 695712790.191999 / [GLAST MET] Observation stop time FILENAME= 'healpix.695712790.fit' / Name of this file TRIGTIME= 695712790.1279989 / Trigger time relative to MJDREF, double precisiOBJECT = '' / Burst name in standard format, yymmddfff RADECSYS= 'FK5 ' / Stellar reference frame EQUINOX = 2000.0 / Equinox for RA and Dec RA_OBJ = 344.65 / Calculated RA of burst DEC_OBJ = 3.04 / Calculated Dec of burst ERR_RAD = 12.01 / Calculated Location Error Radius THETA = 0.0 / [deg] Angle from spacecraft zenith PHI = 0.0 / [deg] Angle from spacecraft +X axis toward +Y LOC_SRC = 'Fermi, GBM' / Mission/Instrument providing the localization CLASS = 'GRB ' / Classification of trigger OBJ_CLAS= 'GRB ' / Classification of trigger GEO_LONG= 0.0 / [deg] Spacecraft geographical east longitude GEO_LAT = 0.0 / [deg] Spacecraft geographical north latitude RA_SCX = 0.0 / [deg] Pointing of spacecraft x-axis: RA DEC_SCX = 0.0 / [deg] Pointing of spacecraft x-axis: Dec RA_SCZ = 0.0 / [deg] Pointing of spacecraft z-axis: RA DEC_SCZ = 0.0 / [deg] Pointing of spacecraft z-axis: Dec LOC_VER = '' / Version string of localizing software LOC_ENRG= '(50, 300)' / Energy range used for localization LMETHOD = 'Interactive' / Method of localization CHECKSUM= 'ChKHFeIECeIECeIE' / HDU checksum updated 2023-01-18T02:21:26 DATASUM = '0 ' / data unit checksum updated 2023-01-18T02:21:26 END XTENSION= 'BINTABLE' / binary table extension BITPIX = 8 / array data type NAXIS = 2 / number of array dimensions NAXIS1 = 16384 / length of dimension 1 NAXIS2 = 192 / length of dimension 2 PCOUNT = 0 / number of group parameters GCOUNT = 1 / number of groups TFIELDS = 2 / number of table fields TTYPE1 = 'PROBABILITY' / Differential probability per pixel TFORM1 = '1024D ' TTYPE2 = 'SIGNIFICANCE' / Integrated probability TFORM2 = '1024D ' PIXTYPE = 'HEALPIX ' / HEALPIX pixelisation ORDERING= 'NESTED ' / Pixel ordering scheme, either RING or NESTED COORDSYS= 'C ' / Ecliptic, Galactic or Celestial (equatorial) EXTNAME = 'HEALPIX ' / name of this binary table extension NSIDE = 128 / Resolution parameter of HEALPIX FIRSTPIX= 0 / First pixel # (0 based) LASTPIX = 196608 / Last pixel # (0 based) INDXSCHM= 'IMPLICIT' / Indexing: IMPLICIT or EXPLICIT OBJECT = '' / Sky coverage, either FULLSKY or PARTIAL SUN_RA = 299.5895825273925 / RA of Sun SUN_DEC = -20.65452924368078 / Dec of Sun GEO_RA = 233.115383662826 / RA of Geocenter relative to Fermi GEO_DEC = 25.63883630518554 / Dec of Geocenter relative to Fermi GEO_RAD = 67.27544067703444 / Radius of the Earth N0_RA = 2.950206154764723 / RA pointing for detector n0 N0_DEC = -84.04184768346249 / Dec pointing for detector n0 N1_RA = 261.6084353157705 / RA pointing for detector n1 N1_DEC = -67.10006593875811 / Dec pointing for detector n1 N2_RA = 235.9035008186066 / RA pointing for detector n2 N2_DEC = -23.52677241908082 / Dec pointing for detector n2 N3_RA = 357.8862438097921 / RA pointing for detector n3 N3_DEC = -34.96839644556833 / Dec pointing for detector n3 N4_RA = 349.0595128550199 / RA pointing for detector n4 N4_DEC = 10.4860463514839 / Dec pointing for detector n4 N5_RA = 293.2935020135548 / RA pointing for detector n5 N5_DEC = -13.21059747508019 / Dec pointing for detector n5 N6_RA = 62.13078212586752 / RA pointing for detector n6 N6_DEC = -46.19488204454869 / Dec pointing for detector n6 N7_RA = 66.2212755446443 / RA pointing for detector n7 N7_DEC = -20.66284634230003 / Dec pointing for detector n7 N8_RA = 57.90314107126351 / RA pointing for detector n8 N8_DEC = 23.68127864656507 / Dec pointing for detector n8 N9_RA = 134.9116381210115 / RA pointing for detector n9 N9_DEC = -45.33987543078146 / Dec pointing for detector n9 NA_RA = 168.7694944473049 / RA pointing for detector na NA_DEC = -9.631088996827717 / Dec pointing for detector na NB_RA = 112.955582697814 / RA pointing for detector nb NB_DEC = 13.44740240030835 / Dec pointing for detector nb B0_RA = 296.4353322022528 / RA pointing for detector b0 B0_DEC = -11.84656681892837 / Dec pointing for detector b0 B1_RA = 116.4353322022529 / RA pointing for detector b1 B1_DEC = 11.84656681892836 / Dec pointing for detector b1 CHECKSUM= 'nSATnS0TnS7TnS7T' / HDU checksum updated 2023-01-18T02:21:26 DATASUM = '2091676632' / data unit checksum updated 2023-01-18T02:21:26 COMMENT SCPOS: [ 3739228. 4982970. -2990068.] COMMENT QUAT: [ 0.82195308 -0.53111622 0.00793075 -0.20553784] END ?;G`? 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