SIMPLE = T / conforms to FITS standard BITPIX = 8 / array data type NAXIS = 0 / number of array dimensions EXTEND = T CREATOR = 'locationContours.py 1.4' / Software and version creating file 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 = '2023-09-19T00:05:28' / file creation date (YYYY-MM-DDThh:mm:ss UT) DATE-OBS= '2023-09-18T23:53:08' / Date of start of observation DATE-END= '2023-09-19T00:03:15' / 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 = 0.000742870370370370 / MJD of GLAST reference epoch, fractional part TSTART = 716773988.849112 / [GLAST MET] Observation start time TSTOP = 716774595.069394 / [GLAST MET] Observation stop time FILENAME= 'glg_locprob_all_bn230918997_v00.fit' / Name of this file TRIGTIME= 716774119.9235899 / Trigger time relative to MJDREF, double precisiOBJECT = 'GRB230918997' / Burst name in standard format, yymmddfff RADECSYS= 'FK5 ' / Stellar reference frame EQUINOX = 2000.0 / Equinox for RA and Dec RA_OBJ = 307.66 DEC_OBJ = -48.44 ERR_RAD = 6.35 THETA = 47.0 / [deg] Angle from spacecraft zenith PHI = 156.0 / [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= 241.15 / [deg] Spacecraft geographical east longitude GEO_LAT = -16.1333 / [deg] Spacecraft geographical north latitude RA_SCX = 163.5443 / [deg] Pointing of spacecraft x-axis: RA DEC_SCX = 10.8527 / [deg] Pointing of spacecraft x-axis: Dec RA_SCZ = 246.0177 / [deg] Pointing of spacecraft z-axis: RA DEC_SCZ = -34.3427 / [deg] Pointing of spacecraft z-axis: Dec LOC_VER = '3 ' / Version string of localizing software LOC_ENRG= '(50, 300)' / nergy range used for localization LMETHOD = 'Interactive' / Method of localization CHECKSUM= '5aiAAXZ88afAAWZ5' / HDU checksum updated 2023-09-19T00:05:27 DATASUM = '0 ' / data unit checksum updated 2023-09-19T00:05:27 END XTENSION= 'IMAGE ' / Image extension BITPIX = -64 / array data type NAXIS = 2 / number of array dimensions NAXIS1 = 512 NAXIS2 = 512 PCOUNT = 0 / number of parameters GCOUNT = 1 / number of groups WCSAXES = 2 / Number of coordinate axes CRPIX1 = 256.5 / Pixel coordinate of reference point CRPIX2 = 256.5 / Pixel coordinate of reference point CDELT1 = -0.10928650644406 / [deg] Coordinate increment at reference point CDELT2 = -0.10928650644406 / [deg] Coordinate increment at reference point CUNIT1 = 'deg' / Units of coordinate increment and value CUNIT2 = 'deg' / Units of coordinate increment and value CTYPE1 = 'RA---TAN' / Right ascension, gnomonic projection CTYPE2 = 'DEC--TAN' / Declination, gnomonic projection CRVAL1 = 307.7 / [deg] Coordinate value at reference point CRVAL2 = -48.4 / [deg] Coordinate value at reference point LONPOLE = 180.0 / [deg] Native longitude of celestial pole LATPOLE = -48.4 / [deg] Native latitude of celestial pole RADESYS = 'ICRS' / Equatorial coordinate system BUNIT = 'significance' / The significance level, 1-P EXTNAME = 'PMAP ' / extension name CHECKSUM= '3jVI4jUF3jUF3jUF' / HDU checksum updated 2023-09-19T00:05:27 DATASUM = '777056880' / data unit checksum updated 2023-09-19T00:05:27 COMMENT The values of this skymap are in units of significance, the complement COMMENT of the confidence (e.g. 95% confidence level is at a value of 0.05) END >nwA>0ح>/>>8$+>F${>$˾? 75J? ~?? 4?R*?Y-?U?l }?4?!N_?xZ&?9Da?Ii>?:x*?8?
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