////////////////////////////////////////////////////////////////////// TITLE: GCN/FERMI NOTICE NOTICE_DATE: Fri 28 Feb 25 19:54:09 UT NOTICE_TYPE: Fermi-GBM Alert RECORD_NUM: 1 TRIGGER_NUM: 762465247 GRB_DATE: 20734 TJD; 59 DOY; 25/02/28 GRB_TIME: 71642.79 SOD {19:54:02.79} UT TRIGGER_SIGNIF: 4.6 [sigma] TRIGGER_DUR: 4.096 [sec] E_RANGE: 3-4 [chan] 47-291 [keV] ALGORITHM: 16 DETECTORS: 0,0,0, 0,0,1, 0,0,0, 0,1,0, 0,0, LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn250228829/quicklook/glg_lc_medres34_bn250228829.gif COMMENTS: Fermi-GBM Trigger Alert. COMMENTS: This trigger occurred at longitude,latitude = 10.18,-18.83 [deg]. COMMENTS: The LC_URL file will not be created until ~15 min after the trigger. ////////////////////////////////////////////////////////////////////// TITLE: GCN/FERMI NOTICE NOTICE_DATE: Fri 28 Feb 25 19:54:32 UT NOTICE_TYPE: Fermi-GBM Flight Position RECORD_NUM: 33 TRIGGER_NUM: 762465247 GRB_RA: 5.233d {+00h 20m 56s} (J2000), 5.554d {+00h 22m 13s} (current), 4.596d {+00h 18m 23s} (1950) GRB_DEC: -7.600d {-07d 35' 59"} (J2000), -7.461d {-07d 27' 37"} (current), -7.877d {-07d 52' 38"} (1950) GRB_ERROR: 33.75 [deg radius, statistical plus systematic] GRB_INTEN: 57 [cnts/sec] DATA_SIGNIF: 4.50 [sigma] INTEG_TIME: 4.096 [sec] GRB_DATE: 20734 TJD; 59 DOY; 25/02/28 GRB_TIME: 71642.79 SOD {19:54:02.79} UT GRB_PHI: 339.00 [deg] GRB_THETA: 75.00 [deg] DATA_TIME_SCALE: 4.0960 [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, 0,0,1, 0,0,0, 0,1,0, 0,0, SUN_POSTN: 341.98d {+22h 47m 56s} -7.64d {-07d 38' 08"} SUN_DIST: 23.37 [deg] Sun_angle= -1.6 [hr] (East of Sun) MOON_POSTN: 352.35d {+23h 29m 24s} -3.98d {-03d 58' 58"} MOON_DIST: 13.59 [deg] MOON_ILLUM: 1 [%] GAL_COORDS: 101.22,-69.18 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 1.76, -9.05 [deg] ecliptic lon,lat of the burst (or transient) LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn250228829/quicklook/glg_lc_medres34_bn250228829.gif COMMENTS: Fermi-GBM Flight-calculated Coordinates. COMMENTS: This trigger occurred at longitude,latitude = 10.18,-18.83 [deg]. COMMENTS: The LC_URL file will not be created until ~15 min after the trigger. ////////////////////////////////////////////////////////////////////// TITLE: GCN/FERMI NOTICE NOTICE_DATE: Fri 28 Feb 25 19:54:44 UT NOTICE_TYPE: Fermi-GBM Flight Position RECORD_NUM: 55 TRIGGER_NUM: 762465247 GRB_RA: 31.217d {+02h 04m 52s} (J2000), 31.506d {+02h 06m 02s} (current), 30.641d {+02h 02m 34s} (1950) GRB_DEC: -24.217d {-24d 13' 00"} (J2000), -24.097d {-24d 05' 49"} (current), -24.456d {-24d 27' 19"} (1950) GRB_ERROR: 25.27 [deg radius, statistical plus systematic] GRB_INTEN: 103 [cnts/sec] DATA_SIGNIF: 6.70 [sigma] INTEG_TIME: 4.096 [sec] GRB_DATE: 20734 TJD; 59 DOY; 25/02/28 GRB_TIME: 71642.79 SOD {19:54:02.79} UT GRB_PHI: 321.00 [deg] GRB_THETA: 50.00 [deg] DATA_TIME_SCALE: 4.0960 [sec] HARD_RATIO: 0.47 LOC_ALGORITHM: 3 (version number of) MOST_LIKELY: 81% GRB 2nd_MOST_LIKELY: 14% Distant Particles DETECTORS: 0,0,0, 0,0,1, 0,0,0, 0,1,0, 0,0, SUN_POSTN: 341.98d {+22h 47m 56s} -7.64d {-07d 38' 08"} SUN_DIST: 50.09 [deg] Sun_angle= -3.3 [hr] (East of Sun) MOON_POSTN: 352.35d {+23h 29m 24s} -3.98d {-03d 58' 55"} MOON_DIST: 42.74 [deg] MOON_ILLUM: 1 [%] GAL_COORDS: 207.04,-73.22 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 19.13,-34.36 [deg] ecliptic lon,lat of the burst (or transient) LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn250228829/quicklook/glg_lc_medres34_bn250228829.gif COMMENTS: Fermi-GBM Flight-calculated Coordinates. COMMENTS: This trigger occurred at longitude,latitude = 10.18,-18.83 [deg]. COMMENTS: The LC_URL file will not be created until ~15 min after the trigger. ////////////////////////////////////////////////////////////////////// TITLE: GCN/FERMI NOTICE NOTICE_DATE: Fri 28 Feb 25 19:55:52 UT NOTICE_TYPE: Fermi-GBM Ground Position RECORD_NUM: 0 TRIGGER_NUM: 762465247 GRB_RA: 235.570d {+15h 42m 17s} (J2000), 235.759d {+15h 43m 02s} (current), 235.194d {+15h 40m 47s} (1950) GRB_DEC: +49.010d {+49d 00' 36"} (J2000), +48.931d {+48d 55' 52"} (current), +49.168d {+49d 10' 05"} (1950) GRB_ERROR: 6.66 [deg radius, statistical only] DATA_SIGNIF: 6.70 [sigma] DATA_INTERVAL: 7.168 [sec] GRB_DATE: 20734 TJD; 59 DOY; 25/02/28 GRB_TIME: 71642.79 SOD {19:54:02.79} UT GRB_PHI: 129.00 [deg] GRB_THETA: 161.00 [deg] E_RANGE: 44.032 - 279.965 [keV] LOC_ALGORITHM: 41731 (Gnd S/W Version number) SUN_POSTN: 341.98d {+22h 47m 56s} -7.64d {-07d 38' 07"} SUN_DIST: 106.39 [deg] Sun_angle= 7.1 [hr] (West of Sun) MOON_POSTN: 352.36d {+23h 29m 27s} -3.98d {-03d 58' 35"} MOON_DIST: 110.23 [deg] MOON_ILLUM: 1 [%] GAL_COORDS: 78.39, 50.64 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 207.87, 65.20 [deg] ecliptic lon,lat of the burst (or transient) LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn250228829/quicklook/glg_lc_medres34_bn250228829.gif POS_MAP_URL: http://gcn.gsfc.nasa.gov/notices_f/gbm_gnd_loc_map_762465247.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.