////////////////////////////////////////////////////////////////////// TITLE: GCN/FERMI NOTICE NOTICE_DATE: Sun 20 Sep 26 10:32:31 UT NOTICE_TYPE: Fermi-GBM Alert RECORD_NUM: 1 TRIGGER_NUM: 811593149 GRB_DATE: 21303 TJD; 263 DOY; 26/09/20 GRB_TIME: 37944.79 SOD {10:32:24.79} UT TRIGGER_SIGNIF: 5.1 [sigma] TRIGGER_DUR: 1.024 [sec] E_RANGE: 3-4 [chan] 47-291 [keV] ALGORITHM: 12 DETECTORS: 0,0,0, 0,0,0, 0,0,1, 0,1,0, 0,0, LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2026/bn260920439/quicklook/glg_lc_medres34_bn260920439.gif COMMENTS: Fermi-GBM Trigger Alert. COMMENTS: This trigger occurred at longitude,latitude = 209.00,24.75 [deg]. COMMENTS: The LC_URL file will not be created until ~15 min after the trigger. ////////////////////////////////////////////////////////////////////// TITLE: GCN/FERMI NOTICE NOTICE_DATE: Sun 20 Sep 26 10:32:53 UT NOTICE_TYPE: Fermi-GBM Flight Position RECORD_NUM: 44 TRIGGER_NUM: 811593149 GRB_RA: 292.183d {+19h 28m 44s} (J2000), 292.549d {+19h 30m 12s} (current), 291.498d {+19h 25m 59s} (1950) GRB_DEC: -9.850d {-09d 50' 59"} (J2000), -9.793d {-09d 47' 35"} (current), -9.954d {-09d 57' 12"} (1950) GRB_ERROR: 17.33 [deg radius, statistical plus systematic] GRB_INTEN: 137 [cnts/sec] DATA_SIGNIF: 6.00 [sigma] INTEG_TIME: 2.048 [sec] GRB_DATE: 21303 TJD; 263 DOY; 26/09/20 GRB_TIME: 37944.79 SOD {10:32:24.79} UT GRB_PHI: 118.00 [deg] GRB_THETA: 100.00 [deg] DATA_TIME_SCALE: 2.0480 [sec] HARD_RATIO: 1.05 LOC_ALGORITHM: 3 (version number of) MOST_LIKELY: 91% GRB 2nd_MOST_LIKELY: 3% SGR_1806n20 DETECTORS: 0,0,0, 0,0,0, 0,0,1, 0,1,0, 0,0, SUN_POSTN: 177.69d {+11h 50m 46s} +1.00d {+00d 59' 60"} SUN_DIST: 114.65 [deg] Sun_angle= -7.7 [hr] (East of Sun) MOON_POSTN: 286.45d {+19h 05m 49s} -26.33d {-26d 19' 39"} MOON_DIST: 17.51 [deg] MOON_ILLUM: 65 [%] GAL_COORDS: 28.26,-12.71 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 292.34, 11.89 [deg] ecliptic lon,lat of the burst (or transient) LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2026/bn260920439/quicklook/glg_lc_medres34_bn260920439.gif COMMENTS: Fermi-GBM Flight-calculated Coordinates. COMMENTS: This trigger occurred at longitude,latitude = 209.00,24.75 [deg]. COMMENTS: The LC_URL file will not be created until ~15 min after the trigger. ////////////////////////////////////////////////////////////////////// TITLE: GCN/FERMI NOTICE NOTICE_DATE: Sun 20 Sep 26 10:33:02 UT NOTICE_TYPE: Fermi-GBM Flight Position RECORD_NUM: 58 TRIGGER_NUM: 811593149 GRB_RA: 291.367d {+19h 25m 28s} (J2000), 291.773d {+19h 27m 06s} (current), 290.605d {+19h 22m 25s} (1950) GRB_DEC: -24.983d {-24d 58' 59"} (J2000), -24.929d {-24d 55' 42"} (current), -25.083d {-25d 04' 58"} (1950) GRB_ERROR: 9.47 [deg radius, statistical plus systematic] GRB_INTEN: 274 [cnts/sec] DATA_SIGNIF: 9.00 [sigma] INTEG_TIME: 2.048 [sec] GRB_DATE: 21303 TJD; 263 DOY; 26/09/20 GRB_TIME: 37944.79 SOD {10:32:24.79} UT GRB_PHI: 122.00 [deg] GRB_THETA: 115.00 [deg] DATA_TIME_SCALE: 2.0480 [sec] HARD_RATIO: 0.45 LOC_ALGORITHM: 3 (version number of) MOST_LIKELY: 88% GRB 2nd_MOST_LIKELY: 5% Distant Particles DETECTORS: 0,0,0, 0,0,0, 0,0,1, 0,1,0, 0,0, SUN_POSTN: 177.69d {+11h 50m 46s} +1.00d {+00d 59' 60"} SUN_DIST: 112.17 [deg] Sun_angle= -7.6 [hr] (East of Sun) MOON_POSTN: 286.46d {+19h 05m 49s} -26.33d {-26d 19' 39"} MOON_DIST: 4.99 [deg] MOON_ILLUM: 65 [%] GAL_COORDS: 13.59,-18.18 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 289.31, -2.97 [deg] ecliptic lon,lat of the burst (or transient) LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2026/bn260920439/quicklook/glg_lc_medres34_bn260920439.gif COMMENTS: Fermi-GBM Flight-calculated Coordinates. COMMENTS: This trigger occurred at longitude,latitude = 209.00,24.75 [deg]. COMMENTS: The LC_URL file will not be created until ~15 min after the trigger. ////////////////////////////////////////////////////////////////////// TITLE: GCN/FERMI NOTICE NOTICE_DATE: Sun 20 Sep 26 10:33:12 UT NOTICE_TYPE: Fermi-GBM Ground Position RECORD_NUM: 57 TRIGGER_NUM: 811593149 GRB_RA: 295.930d {+19h 43m 43s} (J2000), 296.358d {+19h 45m 26s} (current), 295.127d {+19h 40m 30s} (1950) GRB_DEC: -32.840d {-32d 50' 23"} (J2000), -32.774d {-32d 46' 27"} (current), -32.960d {-32d 57' 35"} (1950) GRB_ERROR: 5.06 [deg radius, statistical only] DATA_SIGNIF: 17.90 [sigma] DATA_INTERVAL: 1.024 [sec] GRB_DATE: 21303 TJD; 263 DOY; 26/09/20 GRB_TIME: 37944.79 SOD {10:32:24.79} UT GRB_PHI: 129.00 [deg] GRB_THETA: 121.00 [deg] E_RANGE: 44.032 - 279.965 [keV] LOC_ALGORITHM: 4173 (Gnd S/W Version number) SUN_POSTN: 177.69d {+11h 50m 46s} +1.00d {+00d 59' 60"} SUN_DIST: 114.38 [deg] Sun_angle= -7.9 [hr] (East of Sun) MOON_POSTN: 286.46d {+19h 05m 50s} -26.33d {-26d 19' 38"} MOON_DIST: 10.75 [deg] MOON_ILLUM: 65 [%] GAL_COORDS: 7.11,-24.61 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 292.01,-11.36 [deg] ecliptic lon,lat of the burst (or transient) LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2026/bn260920439/quicklook/glg_lc_medres34_bn260920439.gif POS_MAP_URL: http://gcn.gsfc.nasa.gov/notices_f/gbm_gnd_loc_map_811593149.fits COMMENTS: Fermi-GBM Ground-calculated Coordinates. COMMENTS: This Notice was ground-generated -- not flight-generated. COMMENTS: The LC_URL file will not be created/available until ~15 min after the trigger. COMMENTS: The POS_MAP_URL file will not be created/available until ~1.5 min after the notice. ////////////////////////////////////////////////////////////////////// TITLE: GCN/FERMI NOTICE NOTICE_DATE: Sun 20 Sep 26 10:33:12 UT NOTICE_TYPE: Fermi-GBM Flight Position RECORD_NUM: 70 TRIGGER_NUM: 811593149 GRB_RA: 289.567d {+19h 18m 16s} (J2000), 289.988d {+19h 19m 57s} (current), 288.777d {+19h 15m 06s} (1950) GRB_DEC: -29.517d {-29d 31' 00"} (J2000), -29.466d {-29d 27' 58"} (current), -29.608d {-29d 36' 28"} (1950) GRB_ERROR: 4.17 [deg radius, statistical plus systematic] GRB_INTEN: 1136 [cnts/sec] DATA_SIGNIF: 28.70 [sigma] INTEG_TIME: 2.048 [sec] GRB_DATE: 21303 TJD; 263 DOY; 26/09/20 GRB_TIME: 37944.79 SOD {10:32:24.79} UT GRB_PHI: 122.00 [deg] GRB_THETA: 120.00 [deg] DATA_TIME_SCALE: 2.0480 [sec] HARD_RATIO: 0.39 LOC_ALGORITHM: 3 (version number of) MOST_LIKELY: 87% GRB 2nd_MOST_LIKELY: 6% Distant Particles DETECTORS: 0,0,0, 0,0,0, 0,0,1, 0,1,0, 0,0, SUN_POSTN: 177.69d {+11h 50m 46s} +1.00d {+00d 59' 60"} SUN_DIST: 109.81 [deg] Sun_angle= -7.5 [hr] (East of Sun) MOON_POSTN: 286.46d {+19h 05m 50s} -26.33d {-26d 19' 38"} MOON_DIST: 4.43 [deg] MOON_ILLUM: 65 [%] GAL_COORDS: 8.53,-18.37 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 287.08, -7.23 [deg] ecliptic lon,lat of the burst (or transient) LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2026/bn260920439/quicklook/glg_lc_medres34_bn260920439.gif COMMENTS: Fermi-GBM Flight-calculated Coordinates. COMMENTS: This trigger occurred at longitude,latitude = 209.00,24.75 [deg]. COMMENTS: The LC_URL file will not be created until ~15 min after the trigger. ////////////////////////////////////////////////////////////////////// TITLE: GCN/FERMI NOTICE NOTICE_DATE: Sun 20 Sep 26 10:33:51 UT NOTICE_TYPE: Fermi-GBM Ground Position RECORD_NUM: 0 TRIGGER_NUM: 811593149 GRB_RA: 294.780d {+19h 39m 07s} (J2000), 295.202d {+19h 40m 48s} (current), 293.990d {+19h 35m 58s} (1950) GRB_DEC: -30.470d {-30d 28' 11"} (J2000), -30.407d {-30d 24' 25"} (current), -30.585d {-30d 35' 05"} (1950) GRB_ERROR: 3.32 [deg radius, statistical only] DATA_SIGNIF: 21.40 [sigma] DATA_INTERVAL: 5.120 [sec] GRB_DATE: 21303 TJD; 263 DOY; 26/09/20 GRB_TIME: 37944.79 SOD {10:32:24.79} UT GRB_PHI: 127.00 [deg] GRB_THETA: 119.00 [deg] E_RANGE: 44.032 - 279.965 [keV] LOC_ALGORITHM: 41731 (Gnd S/W Version number) SUN_POSTN: 177.69d {+11h 50m 46s} +1.00d {+00d 59' 59"} SUN_DIST: 114.02 [deg] Sun_angle= -7.8 [hr] (East of Sun) MOON_POSTN: 286.46d {+19h 05m 51s} -26.33d {-26d 19' 34"} MOON_DIST: 8.70 [deg] MOON_ILLUM: 65 [%] GAL_COORDS: 9.24,-22.93 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 291.45, -8.86 [deg] ecliptic lon,lat of the burst (or transient) LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2026/bn260920439/quicklook/glg_lc_medres34_bn260920439.gif POS_MAP_URL: http://gcn.gsfc.nasa.gov/notices_f/gbm_gnd_loc_map_811593149.fits COMMENTS: Fermi-GBM Ground-calculated Coordinates. COMMENTS: This is likely a Long GRB. COMMENTS: This Notice was ground-generated -- not flight-generated. COMMENTS: The LC_URL file will not be created/available until ~15 min after the trigger. COMMENTS: The POS_MAP_URL file will not be created/available until ~1.5 min after the notice. ////////////////////////////////////////////////////////////////////// TITLE: GCN/FERMI NOTICE NOTICE_DATE: Sun 20 Sep 26 10:34:15 UT NOTICE_TYPE: Fermi-GBM Ground Position RECORD_NUM: 2 TRIGGER_NUM: 811593149 GRB_RA: 294.160d {+19h 36m 38s} (J2000), 294.578d {+19h 38m 19s} (current), 293.377d {+19h 33m 31s} (1950) GRB_DEC: -29.120d {-29d 07' 11"} (J2000), -29.059d {-29d 03' 30"} (current), -29.232d {-29d 13' 55"} (1950) GRB_ERROR: 2.17 [deg radius, statistical only] DATA_SIGNIF: 32.40 [sigma] DATA_INTERVAL: 11.264 [sec] GRB_DATE: 21303 TJD; 263 DOY; 26/09/20 GRB_TIME: 37944.79 SOD {10:32:24.79} UT GRB_PHI: 126.00 [deg] GRB_THETA: 118.00 [deg] E_RANGE: 44.032 - 279.965 [keV] LOC_ALGORITHM: 41731 (Gnd S/W Version number) SUN_POSTN: 177.69d {+11h 50m 46s} +1.00d {+00d 59' 59"} SUN_DIST: 113.81 [deg] Sun_angle= -7.8 [hr] (East of Sun) MOON_POSTN: 286.47d {+19h 05m 52s} -26.33d {-26d 19' 32"} MOON_DIST: 7.68 [deg] MOON_ILLUM: 65 [%] GAL_COORDS: 10.42,-21.98 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 291.14, -7.44 [deg] ecliptic lon,lat of the burst (or transient) LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2026/bn260920439/quicklook/glg_lc_medres34_bn260920439.gif POS_MAP_URL: http://gcn.gsfc.nasa.gov/notices_f/gbm_gnd_loc_map_811593149.fits COMMENTS: Fermi-GBM Ground-calculated Coordinates. COMMENTS: This is likely a Long GRB. COMMENTS: This Notice was ground-generated -- not flight-generated. COMMENTS: The LC_URL file will not be created/available until ~15 min after the trigger. COMMENTS: The POS_MAP_URL file will not be created/available until ~1.5 min after the notice. ////////////////////////////////////////////////////////////////////// TITLE: GCN/FERMI NOTICE NOTICE_DATE: Sun 20 Sep 26 10:34:23 UT NOTICE_TYPE: Fermi-GBM Ground Position RECORD_NUM: 3 TRIGGER_NUM: 811593149 GRB_RA: 294.150d {+19h 36m 36s} (J2000), 294.567d {+19h 38m 16s} (current), 293.368d {+19h 33m 28s} (1950) GRB_DEC: -29.040d {-29d 02' 23"} (J2000), -28.979d {-28d 58' 42"} (current), -29.152d {-29d 09' 07"} (1950) GRB_ERROR: 2.11 [deg radius, statistical only] DATA_SIGNIF: 54.40 [sigma] DATA_INTERVAL: 15.360 [sec] GRB_DATE: 21303 TJD; 263 DOY; 26/09/20 GRB_TIME: 37944.79 SOD {10:32:24.79} UT GRB_PHI: 126.00 [deg] GRB_THETA: 118.00 [deg] E_RANGE: 44.032 - 279.965 [keV] LOC_ALGORITHM: 41731 (Gnd S/W Version number) SUN_POSTN: 177.69d {+11h 50m 46s} +1.00d {+00d 59' 58"} SUN_DIST: 113.82 [deg] Sun_angle= -7.8 [hr] (East of Sun) MOON_POSTN: 286.47d {+19h 05m 52s} -26.33d {-26d 19' 32"} MOON_DIST: 7.65 [deg] MOON_ILLUM: 65 [%] GAL_COORDS: 10.50,-21.94 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 291.14, -7.36 [deg] ecliptic lon,lat of the burst (or transient) LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2026/bn260920439/quicklook/glg_lc_medres34_bn260920439.gif POS_MAP_URL: http://gcn.gsfc.nasa.gov/notices_f/gbm_gnd_loc_map_811593149.fits COMMENTS: Fermi-GBM Ground-calculated Coordinates. COMMENTS: Bright hard burst in the GBM. COMMENTS: This is likely a Long GRB. COMMENTS: This Notice was ground-generated -- not flight-generated. COMMENTS: The LC_URL file will not be created/available until ~15 min after the trigger. COMMENTS: The POS_MAP_URL file will not be created/available until ~1.5 min after the notice. ////////////////////////////////////////////////////////////////////// TITLE: GCN/FERMI NOTICE NOTICE_DATE: Sun 20 Sep 26 10:34:34 UT NOTICE_TYPE: Fermi-GBM Ground Position RECORD_NUM: 4 TRIGGER_NUM: 811593149 GRB_RA: 295.460d {+19h 41m 50s} (J2000), 295.874d {+19h 43m 30s} (current), 294.683d {+19h 38m 44s} (1950) GRB_DEC: -28.310d {-28d 18' 35"} (J2000), -28.246d {-28d 14' 43"} (current), -28.428d {-28d 25' 40"} (1950) GRB_ERROR: 1.76 [deg radius, statistical only] DATA_SIGNIF: 59.60 [sigma] DATA_INTERVAL: 18.432 [sec] GRB_DATE: 21303 TJD; 263 DOY; 26/09/20 GRB_TIME: 37944.79 SOD {10:32:24.79} UT GRB_PHI: 127.00 [deg] GRB_THETA: 117.00 [deg] E_RANGE: 44.032 - 279.965 [keV] LOC_ALGORITHM: 41731 (Gnd S/W Version number) SUN_POSTN: 177.69d {+11h 50m 46s} +1.00d {+00d 59' 58"} SUN_DIST: 115.10 [deg] Sun_angle= -7.9 [hr] (East of Sun) MOON_POSTN: 286.47d {+19h 05m 53s} -26.33d {-26d 19' 31"} MOON_DIST: 8.57 [deg] MOON_ILLUM: 65 [%] GAL_COORDS: 11.66,-22.78 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 292.41, -6.83 [deg] ecliptic lon,lat of the burst (or transient) LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2026/bn260920439/quicklook/glg_lc_medres34_bn260920439.gif POS_MAP_URL: http://gcn.gsfc.nasa.gov/notices_f/gbm_gnd_loc_map_811593149.fits COMMENTS: Fermi-GBM Ground-calculated Coordinates. COMMENTS: Bright hard burst in the GBM. COMMENTS: This is likely a Long GRB. COMMENTS: This Notice was ground-generated -- not flight-generated. COMMENTS: The LC_URL file will not be created/available until ~15 min after the trigger. COMMENTS: The POS_MAP_URL file will not be created/available until ~1.5 min after the notice. ////////////////////////////////////////////////////////////////////// TITLE: GCN/FERMI NOTICE NOTICE_DATE: Sun 20 Sep 26 10:41:33 UT NOTICE_TYPE: Fermi-GBM Final Position RECORD_NUM: 0 TRIGGER_NUM: 811593149 GRB_RA: 293.030d {+19h 32m 07s} (J2000), 293.457d {+19h 33m 50s} (current), 292.230d {+19h 28m 55s} (1950) GRB_DEC: -31.840d {-31d 50' 23"} (J2000), -31.781d {-31d 46' 52"} (current), -31.947d {-31d 56' 49"} (1950) GRB_ERROR: 1.09 [deg radius, statistical only] GRB_DATE: 21303 TJD; 263 DOY; 26/09/20 GRB_TIME: 37944.79 SOD {10:32:24.79} UT GRB_PHI: 126.00 [deg] GRB_THETA: 121.00 [deg] E_RANGE: 44.032 - 279.965 [keV] LOC_ALGORITHM: 41731 (Gnd S/W Version number) SUN_POSTN: 177.70d {+11h 50m 47s} +1.00d {+00d 59' 51"} SUN_DIST: 112.24 [deg] Sun_angle= -7.7 [hr] (East of Sun) MOON_POSTN: 286.53d {+19h 06m 08s} -26.32d {-26d 18' 54"} MOON_DIST: 8.15 [deg] MOON_ILLUM: 65 [%] GAL_COORDS: 7.31,-21.97 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 289.72, -9.96 [deg] ecliptic lon,lat of the burst (or transient) LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2026/bn260920439/quicklook/glg_lc_medres34_bn260920439.gif LOC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2026/bn260920439/quicklook/glg_locplot_all_bn260920439.png COMMENTS: Fermi-GBM Final Position. COMMENTS: This Notice was ground-generated -- not flight-generated. COMMENTS: The LC_URL file should be available by the time this FINAL notice is produced. COMMENTS: This notice was generated completely by automated pipeline processing. COMMENTS: Bright hard burst in the GBM. COMMENTS: This is likely a Long GRB.