////////////////////////////////////////////////////////////////////// TITLE: GCN/FERMI NOTICE NOTICE_DATE: Fri 19 Sep 25 00:28:58 UT NOTICE_TYPE: Fermi-GBM Alert RECORD_NUM: 1 TRIGGER_NUM: 779934537 GRB_DATE: 20937 TJD; 262 DOY; 25/09/19 GRB_TIME: 1732.28 SOD {00:28:52.28} UT TRIGGER_SIGNIF: 5.3 [sigma] TRIGGER_DUR: 0.256 [sec] E_RANGE: 3-4 [chan] 47-291 [keV] ALGORITHM: 9 DETECTORS: 0,0,0, 0,0,0, 1,0,1, 0,0,0, 0,0, LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn250919020/quicklook/glg_lc_medres34_bn250919020.gif COMMENTS: Fermi-GBM Trigger Alert. COMMENTS: This trigger occurred at longitude,latitude = 165.27,-23.53 [deg]. COMMENTS: The LC_URL file will not be created until ~15 min after the trigger. ////////////////////////////////////////////////////////////////////// TITLE: GCN/FERMI NOTICE NOTICE_DATE: Fri 19 Sep 25 00:29:21 UT NOTICE_TYPE: Fermi-GBM Flight Position RECORD_NUM: 44 TRIGGER_NUM: 779934537 GRB_RA: 274.983d {+18h 19m 56s} (J2000), 275.605d {+18h 22m 25s} (current), 273.773d {+18h 15m 05s} (1950) GRB_DEC: -64.033d {-64d 01' 59"} (J2000), -64.020d {-64d 01' 11"} (current), -64.055d {-64d 03' 15"} (1950) GRB_ERROR: 19.23 [deg radius, statistical plus systematic] GRB_INTEN: 135 [cnts/sec] DATA_SIGNIF: 6.80 [sigma] INTEG_TIME: 1.024 [sec] GRB_DATE: 20937 TJD; 262 DOY; 25/09/19 GRB_TIME: 1732.28 SOD {00:28:52.28} UT GRB_PHI: 243.00 [deg] GRB_THETA: 40.00 [deg] DATA_TIME_SCALE: 1.0240 [sec] HARD_RATIO: 0.77 LOC_ALGORITHM: 3 (version number of) MOST_LIKELY: 87% GRB 2nd_MOST_LIKELY: 10% Distant Particles DETECTORS: 0,0,0, 0,0,0, 1,0,1, 0,0,0, 0,0, SUN_POSTN: 176.64d {+11h 46m 33s} +1.46d {+01d 27' 24"} SUN_DIST: 95.23 [deg] Sun_angle= -6.6 [hr] (East of Sun) MOON_POSTN: 146.65d {+09h 46m 35s} +15.73d {+15d 43' 57"} MOON_DIST: 120.59 [deg] MOON_ILLUM: 8 [%] GAL_COORDS: 330.59,-20.89 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 272.87,-40.64 [deg] ecliptic lon,lat of the burst (or transient) LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn250919020/quicklook/glg_lc_medres34_bn250919020.gif COMMENTS: Fermi-GBM Flight-calculated Coordinates. COMMENTS: This trigger occurred at longitude,latitude = 165.27,-23.53 [deg]. COMMENTS: The LC_URL file will not be created until ~15 min after the trigger. ////////////////////////////////////////////////////////////////////// TITLE: GCN/FERMI NOTICE NOTICE_DATE: Fri 19 Sep 25 00:29:30 UT NOTICE_TYPE: Fermi-GBM Flight Position RECORD_NUM: 59 TRIGGER_NUM: 779934537 GRB_RA: 285.517d {+19h 02m 04s} (J2000), 286.087d {+19h 04m 21s} (current), 284.405d {+18h 57m 37s} (1950) GRB_DEC: -60.233d {-60d 13' 59"} (J2000), -60.194d {-60d 11' 39"} (current), -60.305d {-60d 18' 18"} (1950) GRB_ERROR: 8.83 [deg radius, statistical plus systematic] GRB_INTEN: 189 [cnts/sec] DATA_SIGNIF: 19.10 [sigma] INTEG_TIME: 4.096 [sec] GRB_DATE: 20937 TJD; 262 DOY; 25/09/19 GRB_TIME: 1732.28 SOD {00:28:52.28} UT GRB_PHI: 238.00 [deg] GRB_THETA: 45.00 [deg] DATA_TIME_SCALE: 4.0960 [sec] HARD_RATIO: 0.76 LOC_ALGORITHM: 3 (version number of) MOST_LIKELY: 85% GRB 2nd_MOST_LIKELY: 12% Distant Particles DETECTORS: 0,0,0, 0,0,0, 1,0,1, 0,0,0, 0,0, SUN_POSTN: 176.64d {+11h 46m 33s} +1.46d {+01d 27' 24"} SUN_DIST: 100.81 [deg] Sun_angle= -7.3 [hr] (East of Sun) MOON_POSTN: 146.65d {+09h 46m 35s} +15.73d {+15d 43' 55"} MOON_DIST: 126.78 [deg] MOON_ILLUM: 8 [%] GAL_COORDS: 335.99,-24.60 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 279.61,-37.31 [deg] ecliptic lon,lat of the burst (or transient) LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn250919020/quicklook/glg_lc_medres34_bn250919020.gif COMMENTS: Fermi-GBM Flight-calculated Coordinates. COMMENTS: This trigger occurred at longitude,latitude = 165.27,-23.53 [deg]. COMMENTS: The LC_URL file will not be created until ~15 min after the trigger. ////////////////////////////////////////////////////////////////////// TITLE: GCN/FERMI NOTICE NOTICE_DATE: Fri 19 Sep 25 00:29:40 UT NOTICE_TYPE: Fermi-GBM Ground Position RECORD_NUM: 58 TRIGGER_NUM: 779934537 GRB_RA: 305.860d {+20h 23m 26s} (J2000), 306.288d {+20h 25m 09s} (current), 305.025d {+20h 20m 06s} (1950) GRB_DEC: -40.570d {-40d 34' 11"} (J2000), -40.486d {-40d 29' 08"} (current), -40.731d {-40d 43' 52"} (1950) GRB_ERROR: 5.32 [deg radius, statistical only] DATA_SIGNIF: 12.50 [sigma] DATA_INTERVAL: 4.096 [sec] GRB_DATE: 20937 TJD; 262 DOY; 25/09/19 GRB_TIME: 1732.28 SOD {00:28:52.28} UT GRB_PHI: 228.00 [deg] GRB_THETA: 67.00 [deg] E_RANGE: 44.032 - 279.965 [keV] LOC_ALGORITHM: 4173 (Gnd S/W Version number) SUN_POSTN: 176.64d {+11h 46m 33s} +1.46d {+01d 27' 24"} SUN_DIST: 120.11 [deg] Sun_angle= -8.6 [hr] (East of Sun) MOON_POSTN: 146.65d {+09h 46m 36s} +15.73d {+15d 43' 53"} MOON_DIST: 149.58 [deg] MOON_ILLUM: 8 [%] GAL_COORDS: 0.55,-34.11 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 298.38,-20.60 [deg] ecliptic lon,lat of the burst (or transient) LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn250919020/quicklook/glg_lc_medres34_bn250919020.gif POS_MAP_URL: http://gcn.gsfc.nasa.gov/notices_f/gbm_gnd_loc_map_779934537.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: Fri 19 Sep 25 00:29:43 UT NOTICE_TYPE: Fermi-GBM Flight Position RECORD_NUM: 71 TRIGGER_NUM: 779934537 GRB_RA: 285.450d {+19h 01m 48s} (J2000), 286.016d {+19h 04m 04s} (current), 284.347d {+18h 57m 23s} (1950) GRB_DEC: -59.800d {-59d 47' 59"} (J2000), -59.761d {-59d 45' 39"} (current), -59.872d {-59d 52' 17"} (1950) GRB_ERROR: 6.53 [deg radius, statistical plus systematic] GRB_INTEN: 309 [cnts/sec] DATA_SIGNIF: 32.50 [sigma] INTEG_TIME: 4.096 [sec] GRB_DATE: 20937 TJD; 262 DOY; 25/09/19 GRB_TIME: 1732.28 SOD {00:28:52.28} UT GRB_PHI: 238.00 [deg] GRB_THETA: 45.00 [deg] DATA_TIME_SCALE: 4.0960 [sec] HARD_RATIO: 0.90 LOC_ALGORITHM: 3 (version number of) MOST_LIKELY: 91% GRB 2nd_MOST_LIKELY: 6% Distant Particles DETECTORS: 0,0,0, 0,0,0, 1,0,1, 0,0,0, 0,0, SUN_POSTN: 176.64d {+11h 46m 33s} +1.46d {+01d 27' 24"} SUN_DIST: 100.90 [deg] Sun_angle= -7.3 [hr] (East of Sun) MOON_POSTN: 146.65d {+09h 46m 36s} +15.73d {+15d 43' 52"} MOON_DIST: 127.02 [deg] MOON_ILLUM: 8 [%] GAL_COORDS: 336.45,-24.48 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 279.64,-36.88 [deg] ecliptic lon,lat of the burst (or transient) LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn250919020/quicklook/glg_lc_medres34_bn250919020.gif COMMENTS: Fermi-GBM Flight-calculated Coordinates. COMMENTS: This trigger occurred at longitude,latitude = 165.27,-23.53 [deg]. COMMENTS: The LC_URL file will not be created until ~15 min after the trigger. ////////////////////////////////////////////////////////////////////// TITLE: GCN/FERMI NOTICE NOTICE_DATE: Fri 19 Sep 25 00:29:49 UT NOTICE_TYPE: Fermi-GBM Flight Position RECORD_NUM: 76 TRIGGER_NUM: 779934537 GRB_RA: 290.650d {+19h 22m 36s} (J2000), 291.171d {+19h 24m 41s} (current), 289.634d {+19h 18m 32s} (1950) GRB_DEC: -55.133d {-55d 07' 59"} (J2000), -55.082d {-55d 04' 55"} (current), -55.229d {-55d 13' 44"} (1950) GRB_ERROR: 4.48 [deg radius, statistical plus systematic] GRB_INTEN: 811 [cnts/sec] DATA_SIGNIF: 86.40 [sigma] INTEG_TIME: 4.096 [sec] GRB_DATE: 20937 TJD; 262 DOY; 25/09/19 GRB_TIME: 1732.28 SOD {00:28:52.28} UT GRB_PHI: 236.00 [deg] GRB_THETA: 50.00 [deg] DATA_TIME_SCALE: 4.0960 [sec] HARD_RATIO: 0.74 LOC_ALGORITHM: 3 (version number of) MOST_LIKELY: 85% GRB 2nd_MOST_LIKELY: 12% Distant Particles DETECTORS: 0,0,0, 0,0,0, 1,0,1, 0,0,0, 0,0, SUN_POSTN: 176.64d {+11h 46m 33s} +1.46d {+01d 27' 23"} SUN_DIST: 104.98 [deg] Sun_angle= -7.6 [hr] (East of Sun) MOON_POSTN: 146.65d {+09h 46m 36s} +15.73d {+15d 43' 51"} MOON_DIST: 132.14 [deg] MOON_ILLUM: 8 [%] GAL_COORDS: 342.11,-26.30 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 283.86,-32.68 [deg] ecliptic lon,lat of the burst (or transient) LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn250919020/quicklook/glg_lc_medres34_bn250919020.gif COMMENTS: Fermi-GBM Flight-calculated Coordinates. COMMENTS: This trigger occurred at longitude,latitude = 165.27,-23.53 [deg]. COMMENTS: The LC_URL file will not be created until ~15 min after the trigger. ////////////////////////////////////////////////////////////////////// TITLE: GCN/FERMI NOTICE NOTICE_DATE: Fri 19 Sep 25 00:29:58 UT NOTICE_TYPE: Fermi-GBM Flight Position RECORD_NUM: 96 TRIGGER_NUM: 779934537 GRB_RA: 275.233d {+18h 20m 56s} (J2000), 275.838d {+18h 23m 21s} (current), 274.056d {+18h 16m 13s} (1950) GRB_DEC: -62.667d {-62d 40' 00"} (J2000), -62.653d {-62d 39' 09"} (current), -62.689d {-62d 41' 20"} (1950) GRB_ERROR: 3.50 [deg radius, statistical plus systematic] GRB_INTEN: 4036 [cnts/sec] DATA_SIGNIF: 430.60 [sigma] INTEG_TIME: 4.096 [sec] GRB_DATE: 20937 TJD; 262 DOY; 25/09/19 GRB_TIME: 1732.28 SOD {00:28:52.28} UT GRB_PHI: 243.00 [deg] GRB_THETA: 40.00 [deg] DATA_TIME_SCALE: 4.0960 [sec] HARD_RATIO: 0.48 LOC_ALGORITHM: 3 (version number of) MOST_LIKELY: 94% GRB 2nd_MOST_LIKELY: 4% Generic Transient DETECTORS: 0,0,0, 0,0,0, 1,0,1, 0,0,0, 0,0, SUN_POSTN: 176.64d {+11h 46m 33s} +1.46d {+01d 27' 23"} SUN_DIST: 95.51 [deg] Sun_angle= -6.6 [hr] (East of Sun) MOON_POSTN: 146.65d {+09h 46m 36s} +15.73d {+15d 43' 49"} MOON_DIST: 121.35 [deg] MOON_ILLUM: 8 [%] GAL_COORDS: 332.01,-20.54 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 273.10,-39.28 [deg] ecliptic lon,lat of the burst (or transient) LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn250919020/quicklook/glg_lc_medres34_bn250919020.gif COMMENTS: Fermi-GBM Flight-calculated Coordinates. COMMENTS: This trigger occurred at longitude,latitude = 165.27,-23.53 [deg]. COMMENTS: The LC_URL file will not be created until ~15 min after the trigger. ////////////////////////////////////////////////////////////////////// TITLE: GCN/FERMI NOTICE NOTICE_DATE: Fri 19 Sep 25 00:30:37 UT NOTICE_TYPE: Fermi-GBM Ground Position RECORD_NUM: 0 TRIGGER_NUM: 779934537 GRB_RA: 302.690d {+20h 10m 46s} (J2000), 303.137d {+20h 12m 33s} (current), 301.819d {+20h 07m 17s} (1950) GRB_DEC: -44.340d {-44d 20' 23"} (J2000), -44.262d {-44d 15' 43"} (current), -44.489d {-44d 29' 18"} (1950) GRB_ERROR: 3.75 [deg radius, statistical only] DATA_SIGNIF: 15.60 [sigma] DATA_INTERVAL: 6.144 [sec] GRB_DATE: 20937 TJD; 262 DOY; 25/09/19 GRB_TIME: 1732.28 SOD {00:28:52.28} UT GRB_PHI: 230.00 [deg] GRB_THETA: 63.00 [deg] E_RANGE: 44.032 - 279.965 [keV] LOC_ALGORITHM: 41731 (Gnd S/W Version number) SUN_POSTN: 176.64d {+11h 46m 33s} +1.46d {+01d 27' 23"} SUN_DIST: 116.33 [deg] Sun_angle= -8.4 [hr] (East of Sun) MOON_POSTN: 146.66d {+09h 46m 38s} +15.73d {+15d 43' 40"} MOON_DIST: 145.21 [deg] MOON_ILLUM: 8 [%] GAL_COORDS: 355.69,-32.32 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 294.95,-23.69 [deg] ecliptic lon,lat of the burst (or transient) LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn250919020/quicklook/glg_lc_medres34_bn250919020.gif POS_MAP_URL: http://gcn.gsfc.nasa.gov/notices_f/gbm_gnd_loc_map_779934537.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: Fri 19 Sep 25 00:30:54 UT NOTICE_TYPE: Fermi-GBM Ground Position RECORD_NUM: 1 TRIGGER_NUM: 779934537 GRB_RA: 307.620d {+20h 30m 29s} (J2000), 308.062d {+20h 32m 15s} (current), 306.759d {+20h 27m 02s} (1950) GRB_DEC: -44.800d {-44d 47' 59"} (J2000), -44.712d {-44d 42' 43"} (current), -44.968d {-44d 58' 05"} (1950) GRB_ERROR: 3.38 [deg radius, statistical only] DATA_SIGNIF: 20.50 [sigma] DATA_INTERVAL: 8.192 [sec] GRB_DATE: 20937 TJD; 262 DOY; 25/09/19 GRB_TIME: 1732.28 SOD {00:28:52.28} UT GRB_PHI: 226.00 [deg] GRB_THETA: 63.00 [deg] E_RANGE: 44.032 - 279.965 [keV] LOC_ALGORITHM: 41731 (Gnd S/W Version number) SUN_POSTN: 176.64d {+11h 46m 33s} +1.46d {+01d 27' 22"} SUN_DIST: 119.20 [deg] Sun_angle= -8.8 [hr] (East of Sun) MOON_POSTN: 146.66d {+09h 46m 38s} +15.73d {+15d 43' 36"} MOON_DIST: 147.04 [deg] MOON_ILLUM: 8 [%] GAL_COORDS: 355.59,-35.86 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 298.55,-25.02 [deg] ecliptic lon,lat of the burst (or transient) LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn250919020/quicklook/glg_lc_medres34_bn250919020.gif POS_MAP_URL: http://gcn.gsfc.nasa.gov/notices_f/gbm_gnd_loc_map_779934537.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: Fri 19 Sep 25 00:30:55 UT NOTICE_TYPE: Fermi-GBM Ground Position RECORD_NUM: 2 TRIGGER_NUM: 779934537 GRB_RA: 304.710d {+20h 18m 50s} (J2000), 305.163d {+20h 20m 39s} (current), 303.826d {+20h 15m 18s} (1950) GRB_DEC: -46.500d {-46d 30' 00"} (J2000), -46.418d {-46d 25' 04"} (current), -46.657d {-46d 39' 23"} (1950) GRB_ERROR: 2.41 [deg radius, statistical only] DATA_SIGNIF: 29.80 [sigma] DATA_INTERVAL: 10.240 [sec] GRB_DATE: 20937 TJD; 262 DOY; 25/09/19 GRB_TIME: 1732.28 SOD {00:28:52.28} UT GRB_PHI: 228.00 [deg] GRB_THETA: 61.00 [deg] E_RANGE: 44.032 - 279.965 [keV] LOC_ALGORITHM: 41731 (Gnd S/W Version number) SUN_POSTN: 176.64d {+11h 46m 33s} +1.46d {+01d 27' 22"} SUN_DIST: 116.59 [deg] Sun_angle= -8.6 [hr] (East of Sun) MOON_POSTN: 146.66d {+09h 46m 38s} +15.73d {+15d 43' 36"} MOON_DIST: 144.47 [deg] MOON_ILLUM: 8 [%] GAL_COORDS: 353.32,-33.97 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 295.89,-26.13 [deg] ecliptic lon,lat of the burst (or transient) LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn250919020/quicklook/glg_lc_medres34_bn250919020.gif POS_MAP_URL: http://gcn.gsfc.nasa.gov/notices_f/gbm_gnd_loc_map_779934537.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: Fri 19 Sep 25 00:31:07 UT NOTICE_TYPE: Fermi-GBM Ground Position RECORD_NUM: 3 TRIGGER_NUM: 779934537 GRB_RA: 304.660d {+20h 18m 38s} (J2000), 305.113d {+20h 20m 27s} (current), 303.777d {+20h 15m 06s} (1950) GRB_DEC: -46.400d {-46d 23' 59"} (J2000), -46.318d {-46d 19' 04"} (current), -46.557d {-46d 33' 23"} (1950) GRB_ERROR: 1.78 [deg radius, statistical only] DATA_SIGNIF: 37.80 [sigma] DATA_INTERVAL: 15.360 [sec] GRB_DATE: 20937 TJD; 262 DOY; 25/09/19 GRB_TIME: 1732.28 SOD {00:28:52.28} UT GRB_PHI: 228.00 [deg] GRB_THETA: 61.00 [deg] E_RANGE: 44.032 - 279.965 [keV] LOC_ALGORITHM: 41731 (Gnd S/W Version number) SUN_POSTN: 176.64d {+11h 46m 33s} +1.46d {+01d 27' 22"} SUN_DIST: 116.61 [deg] Sun_angle= -8.6 [hr] (East of Sun) MOON_POSTN: 146.66d {+09h 46m 39s} +15.73d {+15d 43' 33"} MOON_DIST: 144.52 [deg] MOON_ILLUM: 8 [%] GAL_COORDS: 353.44,-33.93 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 295.88,-26.03 [deg] ecliptic lon,lat of the burst (or transient) LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn250919020/quicklook/glg_lc_medres34_bn250919020.gif POS_MAP_URL: http://gcn.gsfc.nasa.gov/notices_f/gbm_gnd_loc_map_779934537.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: Fri 19 Sep 25 00:31:15 UT NOTICE_TYPE: Fermi-GBM Ground Position RECORD_NUM: 4 TRIGGER_NUM: 779934537 GRB_RA: 304.190d {+20h 16m 46s} (J2000), 304.652d {+20h 18m 36s} (current), 303.289d {+20h 13m 09s} (1950) GRB_DEC: -48.300d {-48d 17' 59"} (J2000), -48.219d {-48d 13' 08"} (current), -48.455d {-48d 27' 16"} (1950) GRB_ERROR: 1.43 [deg radius, statistical only] DATA_SIGNIF: 50.40 [sigma] DATA_INTERVAL: 19.456 [sec] GRB_DATE: 20937 TJD; 262 DOY; 25/09/19 GRB_TIME: 1732.28 SOD {00:28:52.28} UT GRB_PHI: 228.00 [deg] GRB_THETA: 59.00 [deg] E_RANGE: 44.032 - 279.965 [keV] LOC_ALGORITHM: 41731 (Gnd S/W Version number) SUN_POSTN: 176.64d {+11h 46m 33s} +1.46d {+01d 27' 22"} SUN_DIST: 115.41 [deg] Sun_angle= -8.5 [hr] (East of Sun) MOON_POSTN: 146.66d {+09h 46m 39s} +15.73d {+15d 43' 32"} MOON_DIST: 142.82 [deg] MOON_ILLUM: 8 [%] GAL_COORDS: 351.13,-33.77 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 294.99,-27.78 [deg] ecliptic lon,lat of the burst (or transient) LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn250919020/quicklook/glg_lc_medres34_bn250919020.gif POS_MAP_URL: http://gcn.gsfc.nasa.gov/notices_f/gbm_gnd_loc_map_779934537.fits COMMENTS: Fermi-GBM Ground-calculated Coordinates. COMMENTS: In the LAT Field-of-view. 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: Fri 19 Sep 25 00:38:13 UT NOTICE_TYPE: Fermi-GBM Final Position RECORD_NUM: 0 TRIGGER_NUM: 779934537 GRB_RA: 303.470d {+20h 13m 53s} (J2000), 303.940d {+20h 15m 46s} (current), 302.552d {+20h 10m 13s} (1950) GRB_DEC: -49.810d {-49d 48' 35"} (J2000), -49.731d {-49d 43' 49"} (current), -49.962d {-49d 57' 41"} (1950) GRB_ERROR: 1.00 [deg radius, statistical only] GRB_DATE: 20937 TJD; 262 DOY; 25/09/19 GRB_TIME: 1732.28 SOD {00:28:52.28} UT GRB_PHI: 228.00 [deg] GRB_THETA: 57.00 [deg] E_RANGE: 44.032 - 279.965 [keV] LOC_ALGORITHM: 41731 (Gnd S/W Version number) SUN_POSTN: 176.64d {+11h 46m 34s} +1.45d {+01d 27' 15"} SUN_DIST: 114.26 [deg] Sun_angle= -8.5 [hr] (East of Sun) MOON_POSTN: 146.72d {+09h 46m 53s} +15.70d {+15d 41' 59"} MOON_DIST: 141.28 [deg] MOON_ILLUM: 8 [%] GAL_COORDS: 349.28,-33.40 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 294.04,-29.13 [deg] ecliptic lon,lat of the burst (or transient) LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn250919020/quicklook/glg_lc_medres34_bn250919020.gif LOC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn250919020/quicklook/glg_locplot_all_bn250919020.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: In the LAT Field-of-view. COMMENTS: This is likely a Long GRB.