////////////////////////////////////////////////////////////////////// TITLE: GCN/FERMI NOTICE NOTICE_DATE: Sun 23 Feb 25 10:19:33 UT NOTICE_TYPE: Fermi-GBM Alert RECORD_NUM: 1 TRIGGER_NUM: 761998768 GRB_DATE: 20729 TJD; 54 DOY; 25/02/23 GRB_TIME: 37163.76 SOD {10:19:23.76} UT TRIGGER_SIGNIF: 4.5 [sigma] TRIGGER_DUR: 1.024 [sec] E_RANGE: 3-4 [chan] 47-291 [keV] ALGORITHM: 12 DETECTORS: 0,0,0, 0,1,0, 1,0,0, 0,0,0, 0,0, LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn250223430/quicklook/glg_lc_medres34_bn250223430.gif COMMENTS: Fermi-GBM Trigger Alert. COMMENTS: This trigger occurred at longitude,latitude = 112.77,16.32 [deg]. COMMENTS: The LC_URL file will not be created until ~15 min after the trigger. ////////////////////////////////////////////////////////////////////// TITLE: GCN/FERMI NOTICE NOTICE_DATE: Sun 23 Feb 25 10:19:53 UT NOTICE_TYPE: Fermi-GBM Flight Position RECORD_NUM: 46 TRIGGER_NUM: 761998768 GRB_RA: 13.583d {+00h 54m 20s} (J2000), 13.941d {+00h 55m 46s} (current), 12.876d {+00h 51m 30s} (1950) GRB_DEC: +46.417d {+46d 25' 00"} (J2000), +46.553d {+46d 33' 10"} (current), +46.146d {+46d 08' 44"} (1950) GRB_ERROR: 33.05 [deg radius, statistical plus systematic] GRB_INTEN: 91 [cnts/sec] DATA_SIGNIF: 4.50 [sigma] INTEG_TIME: 1.024 [sec] GRB_DATE: 20729 TJD; 54 DOY; 25/02/23 GRB_TIME: 37163.76 SOD {10:19:23.76} UT GRB_PHI: 301.00 [deg] GRB_THETA: 50.00 [deg] DATA_TIME_SCALE: 1.0240 [sec] HARD_RATIO: 0.00 LOC_ALGORITHM: 3 (version number of) MOST_LIKELY: 100% Unreliable location 2nd_MOST_LIKELY: 0% n/a DETECTORS: 0,0,0, 0,1,0, 1,0,0, 0,0,0, 0,0, SUN_POSTN: 336.89d {+22h 27m 33s} -9.66d {-09d 39' 23"} SUN_DIST: 65.21 [deg] Sun_angle= -2.5 [hr] (East of Sun) MOON_POSTN: 276.70d {+18h 26m 48s} -28.49d {-28d 29' 12"} MOON_DIST: 114.99 [deg] MOON_ILLUM: 24 [%] GAL_COORDS: 123.45,-16.45 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 33.09, 36.88 [deg] ecliptic lon,lat of the burst (or transient) LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn250223430/quicklook/glg_lc_medres34_bn250223430.gif COMMENTS: Fermi-GBM Flight-calculated Coordinates. COMMENTS: This trigger occurred at longitude,latitude = 112.77,16.32 [deg]. COMMENTS: The LC_URL file will not be created until ~15 min after the trigger. ////////////////////////////////////////////////////////////////////// TITLE: GCN/FERMI NOTICE NOTICE_DATE: Sun 23 Feb 25 17:21:52 UT NOTICE_TYPE: Fermi-GBM Final Position RECORD_NUM: 0 TRIGGER_NUM: 761998768 GRB_RA: 3.540d {+00h 14m 10s} (J2000), 3.871d {+00h 15m 29s} (current), 2.885d {+00h 11m 32s} (1950) GRB_DEC: +43.490d {+43d 29' 24"} (J2000), +43.630d {+43d 37' 47"} (current), +43.212d {+43d 12' 43"} (1950) GRB_ERROR: 13.15 [deg radius, statistical only] GRB_DATE: 20729 TJD; 54 DOY; 25/02/23 GRB_TIME: 37163.76 SOD {10:19:23.76} UT GRB_PHI: 306.99 [deg] GRB_THETA: 56.02 [deg] E_RANGE: 50.000 - 300.000 [keV] LOC_ALGORITHM: 415 (Gnd S/W Version number) SUN_POSTN: 337.17d {+22h 28m 40s} -9.55d {-09d 32' 54"} SUN_DIST: 58.45 [deg] Sun_angle= -1.8 [hr] (East of Sun) MOON_POSTN: 281.01d {+18h 44m 02s} -28.19d {-28d 11' 11"} MOON_DIST: 104.28 [deg] MOON_ILLUM: 22 [%] GAL_COORDS: 115.80,-18.86 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 23.50, 37.85 [deg] ecliptic lon,lat of the burst (or transient) LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn250223430/quicklook/glg_lc_medres34_bn250223430.gif LOC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn250223430/quicklook/glg_locplot_all_bn250223430.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.