////////////////////////////////////////////////////////////////////// TITLE: GCN/FERMI NOTICE NOTICE_DATE: Sun 23 Feb 25 16:18:29 UT NOTICE_TYPE: Fermi-GBM Alert RECORD_NUM: 1 TRIGGER_NUM: 762020305 GRB_DATE: 20729 TJD; 54 DOY; 25/02/23 GRB_TIME: 58700.18 SOD {16:18:20.18} UT TRIGGER_SIGNIF: 4.8 [sigma] TRIGGER_DUR: 4.096 [sec] E_RANGE: 3-4 [chan] 47-291 [keV] ALGORITHM: 16 DETECTORS: 0,0,0, 0,0,0, 1,1,0, 0,0,0, 0,0, LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn250223679/quicklook/glg_lc_medres34_bn250223679.gif COMMENTS: Fermi-GBM Trigger Alert. COMMENTS: This trigger occurred at longitude,latitude = 302.72,23.07 [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 16:18:49 UT NOTICE_TYPE: Fermi-GBM Flight Position RECORD_NUM: 45 TRIGGER_NUM: 762020305 GRB_RA: 255.183d {+17h 00m 44s} (J2000), 255.397d {+17h 01m 35s} (current), 254.759d {+16h 59m 02s} (1950) GRB_DEC: +38.783d {+38d 46' 60"} (J2000), +38.748d {+38d 44' 52"} (current), +38.855d {+38d 51' 20"} (1950) GRB_ERROR: 24.78 [deg radius, statistical plus systematic] GRB_INTEN: 50 [cnts/sec] DATA_SIGNIF: 4.70 [sigma] INTEG_TIME: 4.096 [sec] GRB_DATE: 20729 TJD; 54 DOY; 25/02/23 GRB_TIME: 58700.18 SOD {16:18:20.18} UT GRB_PHI: 259.00 [deg] GRB_THETA: 45.00 [deg] DATA_TIME_SCALE: 4.0960 [sec] HARD_RATIO: 0.42 LOC_ALGORITHM: 3 (version number of) MOST_LIKELY: 67% GRB 2nd_MOST_LIKELY: 24% Distant Particles DETECTORS: 0,0,0, 0,0,0, 1,1,0, 0,0,0, 0,0, SUN_POSTN: 337.12d {+22h 28m 30s} -9.56d {-09d 33' 52"} SUN_DIST: 89.62 [deg] Sun_angle= 5.4 [hr] (West of Sun) MOON_POSTN: 280.37d {+18h 41m 28s} -28.24d {-28d 14' 24"} MOON_DIST: 70.93 [deg] MOON_ILLUM: 22 [%] GAL_COORDS: 62.54, 37.43 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 245.74, 60.98 [deg] ecliptic lon,lat of the burst (or transient) LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn250223679/quicklook/glg_lc_medres34_bn250223679.gif COMMENTS: Fermi-GBM Flight-calculated Coordinates. COMMENTS: This trigger occurred at longitude,latitude = 302.72,23.07 [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 16:19:07 UT NOTICE_TYPE: Fermi-GBM Ground Position RECORD_NUM: 57 TRIGGER_NUM: 762020305 GRB_RA: 253.450d {+16h 53m 48s} (J2000), 253.674d {+16h 54m 42s} (current), 253.004d {+16h 52m 01s} (1950) GRB_DEC: +36.120d {+36d 07' 12"} (J2000), +36.080d {+36d 04' 49"} (current), +36.200d {+36d 12' 01"} (1950) GRB_ERROR: 10.47 [deg radius, statistical only] DATA_SIGNIF: 5.90 [sigma] DATA_INTERVAL: 4.096 [sec] GRB_DATE: 20729 TJD; 54 DOY; 25/02/23 GRB_TIME: 58700.18 SOD {16:18:20.18} UT GRB_PHI: 259.00 [deg] GRB_THETA: 48.00 [deg] E_RANGE: 44.032 - 279.965 [keV] LOC_ALGORITHM: 4173 (Gnd S/W Version number) SUN_POSTN: 337.12d {+22h 28m 30s} -9.56d {-09d 33' 52"} SUN_DIST: 90.40 [deg] Sun_angle= 5.6 [hr] (West of Sun) MOON_POSTN: 280.37d {+18h 41m 28s} -28.24d {-28d 14' 24"} MOON_DIST: 69.06 [deg] MOON_ILLUM: 22 [%] GAL_COORDS: 58.97, 38.45 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 244.20, 58.09 [deg] ecliptic lon,lat of the burst (or transient) LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn250223679/quicklook/glg_lc_medres34_bn250223679.gif POS_MAP_URL: http://gcn.gsfc.nasa.gov/notices_f/gbm_gnd_loc_map_762020305.fits COMMENTS: Fermi-GBM Ground-calculated Coordinates. COMMENTS: In the LAT Field-of-view. 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 23 Feb 25 16:19:08 UT NOTICE_TYPE: Fermi-GBM Flight Position RECORD_NUM: 67 TRIGGER_NUM: 762020305 GRB_RA: 264.033d {+17h 36m 08s} (J2000), 264.232d {+17h 36m 56s} (current), 263.639d {+17h 34m 33s} (1950) GRB_DEC: +41.650d {+41d 38' 60"} (J2000), +41.636d {+41d 38' 08"} (current), +41.680d {+41d 40' 48"} (1950) GRB_ERROR: 13.10 [deg radius, statistical plus systematic] GRB_INTEN: 109 [cnts/sec] DATA_SIGNIF: 8.20 [sigma] INTEG_TIME: 2.048 [sec] GRB_DATE: 20729 TJD; 54 DOY; 25/02/23 GRB_TIME: 58700.18 SOD {16:18:20.18} UT GRB_PHI: 265.98 [deg] GRB_THETA: 40.00 [deg] DATA_TIME_SCALE: 2.0480 [sec] HARD_RATIO: 0.53 LOC_ALGORITHM: 3 (version number of) MOST_LIKELY: 76% GRB 2nd_MOST_LIKELY: 13% Distant Particles DETECTORS: 0,0,0, 0,0,0, 1,1,0, 0,0,0, 0,0, SUN_POSTN: 337.12d {+22h 28m 30s} -9.56d {-09d 33' 52"} SUN_DIST: 83.89 [deg] Sun_angle= 4.9 [hr] (West of Sun) MOON_POSTN: 280.37d {+18h 41m 28s} -28.24d {-28d 14' 24"} MOON_DIST: 71.45 [deg] MOON_ILLUM: 22 [%] GAL_COORDS: 67.18, 31.17 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 259.46, 64.87 [deg] ecliptic lon,lat of the burst (or transient) LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn250223679/quicklook/glg_lc_medres34_bn250223679.gif COMMENTS: Fermi-GBM Flight-calculated Coordinates. COMMENTS: This trigger occurred at longitude,latitude = 302.72,23.07 [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 16:19:16 UT NOTICE_TYPE: Fermi-GBM Flight Position RECORD_NUM: 70 TRIGGER_NUM: 762020305 GRB_RA: 264.083d {+17h 36m 20s} (J2000), 264.281d {+17h 37m 07s} (current), 263.690d {+17h 34m 46s} (1950) GRB_DEC: +41.750d {+41d 45' 00"} (J2000), +41.736d {+41d 44' 09"} (current), +41.780d {+41d 46' 47"} (1950) GRB_ERROR: 10.45 [deg radius, statistical plus systematic] GRB_INTEN: 119 [cnts/sec] DATA_SIGNIF: 11.90 [sigma] INTEG_TIME: 4.096 [sec] GRB_DATE: 20729 TJD; 54 DOY; 25/02/23 GRB_TIME: 58700.18 SOD {16:18:20.18} UT GRB_PHI: 265.98 [deg] GRB_THETA: 40.00 [deg] DATA_TIME_SCALE: 4.0960 [sec] HARD_RATIO: 0.51 LOC_ALGORITHM: 3 (version number of) MOST_LIKELY: 79% GRB 2nd_MOST_LIKELY: 10% Distant Particles DETECTORS: 0,0,0, 0,0,0, 1,1,0, 0,0,0, 0,0, SUN_POSTN: 337.12d {+22h 28m 30s} -9.56d {-09d 33' 51"} SUN_DIST: 83.89 [deg] Sun_angle= 4.9 [hr] (West of Sun) MOON_POSTN: 280.37d {+18h 41m 29s} -28.24d {-28d 14' 23"} MOON_DIST: 71.54 [deg] MOON_ILLUM: 22 [%] GAL_COORDS: 67.30, 31.15 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 259.53, 64.97 [deg] ecliptic lon,lat of the burst (or transient) LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn250223679/quicklook/glg_lc_medres34_bn250223679.gif COMMENTS: Fermi-GBM Flight-calculated Coordinates. COMMENTS: This trigger occurred at longitude,latitude = 302.72,23.07 [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 16:20:23 UT NOTICE_TYPE: Fermi-GBM Ground Position RECORD_NUM: 1 TRIGGER_NUM: 762020305 GRB_RA: 259.450d {+17h 17m 48s} (J2000), 259.684d {+17h 18m 44s} (current), 258.985d {+17h 15m 56s} (1950) GRB_DEC: +32.600d {+32d 36' 00"} (J2000), +32.575d {+32d 34' 29"} (current), +32.652d {+32d 39' 08"} (1950) GRB_ERROR: 5.37 [deg radius, statistical only] DATA_SIGNIF: 12.10 [sigma] DATA_INTERVAL: 9.216 [sec] GRB_DATE: 20729 TJD; 54 DOY; 25/02/23 GRB_TIME: 58700.18 SOD {16:18:20.18} UT GRB_PHI: 267.00 [deg] GRB_THETA: 49.00 [deg] E_RANGE: 44.032 - 279.965 [keV] LOC_ALGORITHM: 41731 (Gnd S/W Version number) SUN_POSTN: 337.12d {+22h 28m 30s} -9.56d {-09d 33' 50"} SUN_DIST: 84.76 [deg] Sun_angle= 5.2 [hr] (West of Sun) MOON_POSTN: 280.38d {+18h 41m 31s} -28.24d {-28d 14' 20"} MOON_DIST: 63.91 [deg] MOON_ILLUM: 22 [%] GAL_COORDS: 55.85, 32.93 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 254.21, 55.46 [deg] ecliptic lon,lat of the burst (or transient) LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn250223679/quicklook/glg_lc_medres34_bn250223679.gif POS_MAP_URL: http://gcn.gsfc.nasa.gov/notices_f/gbm_gnd_loc_map_762020305.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: Sun 23 Feb 25 16:27:38 UT NOTICE_TYPE: Fermi-GBM Final Position RECORD_NUM: 0 TRIGGER_NUM: 762020305 GRB_RA: 262.620d {+17h 30m 29s} (J2000), 262.821d {+17h 31m 17s} (current), 262.220d {+17h 28m 53s} (1950) GRB_DEC: +41.040d {+41d 02' 24"} (J2000), +41.022d {+41d 01' 20"} (current), +41.077d {+41d 04' 36"} (1950) GRB_ERROR: 5.10 [deg radius, statistical only] GRB_DATE: 20729 TJD; 54 DOY; 25/02/23 GRB_TIME: 58700.18 SOD {16:18:20.18} UT GRB_PHI: 265.00 [deg] GRB_THETA: 41.00 [deg] E_RANGE: 44.032 - 279.965 [keV] LOC_ALGORITHM: 41731 (Gnd S/W Version number) SUN_POSTN: 337.13d {+22h 28m 31s} -9.56d {-09d 33' 44"} SUN_DIST: 84.71 [deg] Sun_angle= 5.0 [hr] (West of Sun) MOON_POSTN: 280.46d {+18h 41m 49s} -28.23d {-28d 13' 58"} MOON_DIST: 71.16 [deg] MOON_ILLUM: 22 [%] GAL_COORDS: 66.26, 32.11 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 257.16, 64.15 [deg] ecliptic lon,lat of the burst (or transient) LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn250223679/quicklook/glg_lc_medres34_bn250223679.gif LOC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn250223679/quicklook/glg_locplot_all_bn250223679.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.