////////////////////////////////////////////////////////////////////// TITLE: GCN/FERMI NOTICE NOTICE_DATE: Tue 28 Oct 25 07:48:13 UT NOTICE_TYPE: Fermi-GBM Alert RECORD_NUM: 1 TRIGGER_NUM: 783330491 GRB_DATE: 20976 TJD; 301 DOY; 25/10/28 GRB_TIME: 28086.71 SOD {07:48:06.71} UT TRIGGER_SIGNIF: 4.2 [sigma] TRIGGER_DUR: 0.256 [sec] E_RANGE: 3-4 [chan] 47-291 [keV] ALGORITHM: 8 DETECTORS: 0,0,0, 0,0,0, 0,0,0, 0,1,1, 0,0, LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn251028325/quicklook/glg_lc_medres34_bn251028325.gif COMMENTS: Fermi-GBM Trigger Alert. COMMENTS: This trigger occurred at longitude,latitude = 278.05,22.45 [deg]. COMMENTS: The LC_URL file will not be created until ~15 min after the trigger. ////////////////////////////////////////////////////////////////////// TITLE: GCN/FERMI NOTICE NOTICE_DATE: Tue 28 Oct 25 07:48:35 UT NOTICE_TYPE: Fermi-GBM Flight Position RECORD_NUM: 44 TRIGGER_NUM: 783330491 GRB_RA: 307.317d {+20h 29m 16s} (J2000), 307.530d {+20h 30m 07s} (current), 306.904d {+20h 27m 37s} (1950) GRB_DEC: +45.833d {+45d 49' 60"} (J2000), +45.921d {+45d 55' 14"} (current), +45.665d {+45d 39' 55"} (1950) GRB_ERROR: 7.92 [deg radius, statistical plus systematic] GRB_INTEN: 378 [cnts/sec] DATA_SIGNIF: 10.40 [sigma] INTEG_TIME: 1.024 [sec] GRB_DATE: 20976 TJD; 301 DOY; 25/10/28 GRB_TIME: 28086.71 SOD {07:48:06.71} UT GRB_PHI: 172.00 [deg] GRB_THETA: 140.00 [deg] DATA_TIME_SCALE: 1.0240 [sec] HARD_RATIO: 1.11 LOC_ALGORITHM: 3 (version number of) MOST_LIKELY: 69% Distant Particles 2nd_MOST_LIKELY: 30% GRB DETECTORS: 0,0,0, 0,0,0, 0,0,0, 0,1,1, 0,0, SUN_POSTN: 212.86d {+14h 11m 26s} -13.23d {-13d 14' 03"} SUN_DIST: 102.69 [deg] Sun_angle= -6.3 [hr] (East of Sun) MOON_POSTN: 292.02d {+19h 28m 04s} -26.26d {-26d 15' 38"} MOON_DIST: 73.54 [deg] MOON_ILLUM: 37 [%] GAL_COORDS: 83.45, 4.03 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 332.16, 61.47 [deg] ecliptic lon,lat of the burst (or transient) LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn251028325/quicklook/glg_lc_medres34_bn251028325.gif COMMENTS: Fermi-GBM Flight-calculated Coordinates. COMMENTS: This trigger occurred at longitude,latitude = 278.05,22.45 [deg]. COMMENTS: The LC_URL file will not be created until ~15 min after the trigger. ////////////////////////////////////////////////////////////////////// TITLE: GCN/FERMI NOTICE NOTICE_DATE: Tue 28 Oct 25 07:48:45 UT NOTICE_TYPE: Fermi-GBM Flight Position RECORD_NUM: 58 TRIGGER_NUM: 783330491 GRB_RA: 314.667d {+20h 58m 40s} (J2000), 314.892d {+20h 59m 34s} (current), 314.232d {+20h 56m 56s} (1950) GRB_DEC: +46.033d {+46d 01' 60"} (J2000), +46.135d {+46d 08' 04"} (current), +45.838d {+45d 50' 18"} (1950) GRB_ERROR: 6.93 [deg radius, statistical plus systematic] GRB_INTEN: 255 [cnts/sec] DATA_SIGNIF: 14.80 [sigma] INTEG_TIME: 4.096 [sec] GRB_DATE: 20976 TJD; 301 DOY; 25/10/28 GRB_TIME: 28086.71 SOD {07:48:06.71} UT GRB_PHI: 173.00 [deg] GRB_THETA: 135.00 [deg] DATA_TIME_SCALE: 4.0960 [sec] HARD_RATIO: 1.10 LOC_ALGORITHM: 3 (version number of) MOST_LIKELY: 63% Distant Particles 2nd_MOST_LIKELY: 35% GRB DETECTORS: 0,0,0, 0,0,0, 0,0,0, 0,1,1, 0,0, SUN_POSTN: 212.86d {+14h 11m 26s} -13.23d {-13d 14' 03"} SUN_DIST: 107.80 [deg] Sun_angle= -6.8 [hr] (East of Sun) MOON_POSTN: 292.02d {+19h 28m 04s} -26.26d {-26d 15' 37"} MOON_DIST: 75.31 [deg] MOON_ILLUM: 37 [%] GAL_COORDS: 86.78, 0.15 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 341.14, 58.95 [deg] ecliptic lon,lat of the burst (or transient) LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn251028325/quicklook/glg_lc_medres34_bn251028325.gif COMMENTS: Fermi-GBM Flight-calculated Coordinates. COMMENTS: This trigger occurred at longitude,latitude = 278.05,22.45 [deg]. COMMENTS: The LC_URL file will not be created until ~15 min after the trigger. COMMENTS: COMMENTS: NOTE: This GBM event is temporally(0.0<100sec) coincident with the CALET_GBM event (trignum=1445672396). ////////////////////////////////////////////////////////////////////// TITLE: GCN/FERMI NOTICE NOTICE_DATE: Tue 28 Oct 25 09:46:03 UT NOTICE_TYPE: Fermi-GBM Final Position RECORD_NUM: 0 TRIGGER_NUM: 783330491 GRB_RA: 337.820d {+22h 31m 17s} (J2000), 338.095d {+22h 32m 23s} (current), 337.288d {+22h 29m 09s} (1950) GRB_DEC: +45.750d {+45d 45' 00"} (J2000), +45.883d {+45d 52' 60"} (current), +45.493d {+45d 29' 34"} (1950) GRB_ERROR: 3.69 [deg radius, statistical only] GRB_DATE: 20976 TJD; 301 DOY; 25/10/28 GRB_TIME: 28086.71 SOD {07:48:06.71} UT GRB_PHI: 173.22 [deg] GRB_THETA: 118.84 [deg] E_RANGE: 50.000 - 300.000 [keV] LOC_ALGORITHM: 415 (Gnd S/W Version number) SUN_POSTN: 212.94d {+14h 11m 45s} -13.26d {-13d 15' 41"} SUN_DIST: 123.70 [deg] Sun_angle= -8.3 [hr] (East of Sun) MOON_POSTN: 293.10d {+19h 32m 24s} -26.06d {-26d 03' 30"} MOON_DIST: 82.71 [deg] MOON_ILLUM: 37 [%] GAL_COORDS: 98.89,-10.48 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 3.83, 49.64 [deg] ecliptic lon,lat of the burst (or transient) LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn251028325/quicklook/glg_lc_medres34_bn251028325.gif LOC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn251028325/quicklook/glg_locplot_all_bn251028325.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 has human-in-the-loop processing. COMMENTS: COMMENTS: NOTE: This GBM event is temporally(0.0<100sec) coincident with the CALET_GBM event (trignum=1445672396).