////////////////////////////////////////////////////////////////////// TITLE: GCN/FERMI NOTICE NOTICE_DATE: Thu 20 Feb 25 23:50:29 UT NOTICE_TYPE: Fermi-GBM Alert RECORD_NUM: 1 TRIGGER_NUM: 761788229 GRB_DATE: 20726 TJD; 51 DOY; 25/02/20 GRB_TIME: 85824.20 SOD {23:50:24.20} UT TRIGGER_SIGNIF: 5.5 [sigma] TRIGGER_DUR: 4.096 [sec] E_RANGE: 3-4 [chan] 47-291 [keV] ALGORITHM: 16 DETECTORS: 0,0,0, 0,1,0, 0,1,0, 0,0,0, 0,0, LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn250220993/quicklook/glg_lc_medres34_bn250220993.gif COMMENTS: Fermi-GBM Trigger Alert. COMMENTS: This trigger occurred at longitude,latitude = 243.55,25.30 [deg]. COMMENTS: The LC_URL file will not be created until ~15 min after the trigger. ////////////////////////////////////////////////////////////////////// TITLE: GCN/FERMI NOTICE NOTICE_DATE: Thu 20 Feb 25 23:50:53 UT NOTICE_TYPE: Fermi-GBM Flight Position RECORD_NUM: 46 TRIGGER_NUM: 761788229 GRB_RA: 329.150d {+21h 56m 36s} (J2000), 329.251d {+21h 57m 00s} (current), 328.947d {+21h 55m 47s} (1950) GRB_DEC: +72.017d {+72d 01' 00"} (J2000), +72.137d {+72d 08' 13"} (current), +71.778d {+71d 46' 41"} (1950) GRB_ERROR: 23.45 [deg radius, statistical plus systematic] GRB_INTEN: 51 [cnts/sec] DATA_SIGNIF: 5.50 [sigma] INTEG_TIME: 4.096 [sec] GRB_DATE: 20726 TJD; 51 DOY; 25/02/20 GRB_TIME: 85824.20 SOD {23:50:24.20} UT GRB_PHI: 265.98 [deg] GRB_THETA: 40.00 [deg] DATA_TIME_SCALE: 4.0960 [sec] HARD_RATIO: 0.99 LOC_ALGORITHM: 3 (version number of) MOST_LIKELY: 89% GRB 2nd_MOST_LIKELY: 6% Distant Particles DETECTORS: 0,0,0, 0,1,0, 0,1,0, 0,0,0, 0,0, SUN_POSTN: 334.56d {+22h 18m 15s} -10.55d {-10d 32' 46"} SUN_DIST: 82.76 [deg] Sun_angle= 0.4 [hr] (West of Sun) MOON_POSTN: 242.48d {+16h 09m 55s} -26.00d {-26d 00' 07"} MOON_DIST: 113.69 [deg] MOON_ILLUM: 48 [%] GAL_COORDS: 110.25, 13.60 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 41.33, 69.33 [deg] ecliptic lon,lat of the burst (or transient) LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn250220993/quicklook/glg_lc_medres34_bn250220993.gif COMMENTS: Fermi-GBM Flight-calculated Coordinates. COMMENTS: This trigger occurred at longitude,latitude = 243.55,25.30 [deg]. COMMENTS: The LC_URL file will not be created until ~15 min after the trigger. ////////////////////////////////////////////////////////////////////// TITLE: GCN/FERMI NOTICE NOTICE_DATE: Thu 20 Feb 25 23:51:12 UT NOTICE_TYPE: Fermi-GBM Ground Position RECORD_NUM: 57 TRIGGER_NUM: 761788229 GRB_RA: 357.440d {+23h 49m 46s} (J2000), 357.747d {+23h 50m 59s} (current), 356.835d {+23h 47m 20s} (1950) GRB_DEC: +68.620d {+68d 37' 12"} (J2000), +68.760d {+68d 45' 35"} (current), +68.342d {+68d 20' 31"} (1950) GRB_ERROR: 23.45 [deg radius, statistical only] DATA_SIGNIF: 5.70 [sigma] DATA_INTERVAL: 4.096 [sec] GRB_DATE: 20726 TJD; 51 DOY; 25/02/20 GRB_TIME: 85824.20 SOD {23:50:24.20} UT GRB_PHI: 266.00 [deg] GRB_THETA: 30.00 [deg] E_RANGE: 44.032 - 279.965 [keV] LOC_ALGORITHM: 4173 (Gnd S/W Version number) SUN_POSTN: 334.56d {+22h 18m 15s} -10.55d {-10d 32' 45"} SUN_DIST: 80.98 [deg] Sun_angle= -1.5 [hr] (East of Sun) MOON_POSTN: 242.48d {+16h 09m 56s} -26.00d {-26d 00' 09"} MOON_DIST: 123.20 [deg] MOON_ILLUM: 48 [%] GAL_COORDS: 117.33, 6.42 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 44.31, 59.41 [deg] ecliptic lon,lat of the burst (or transient) LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn250220993/quicklook/glg_lc_medres34_bn250220993.gif POS_MAP_URL: http://gcn.gsfc.nasa.gov/notices_f/gbm_gnd_loc_map_761788229.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: Thu 20 Feb 25 23:52:10 UT NOTICE_TYPE: Fermi-GBM Ground Position RECORD_NUM: 1 TRIGGER_NUM: 761788229 GRB_RA: 232.680d {+15h 30m 43s} (J2000), 233.115d {+15h 32m 28s} (current), 231.818d {+15h 27m 16s} (1950) GRB_DEC: -45.210d {-45d 12' 35"} (J2000), -45.294d {-45d 17' 39"} (current), -45.040d {-45d 02' 21"} (1950) GRB_ERROR: 3.01 [deg radius, statistical only] DATA_SIGNIF: 11.10 [sigma] DATA_INTERVAL: 12.288 [sec] GRB_DATE: 20726 TJD; 51 DOY; 25/02/20 GRB_TIME: 85824.20 SOD {23:50:24.20} UT GRB_PHI: 338.00 [deg] GRB_THETA: 167.00 [deg] E_RANGE: 44.032 - 279.965 [keV] LOC_ALGORITHM: 41731 (Gnd S/W Version number) SUN_POSTN: 334.56d {+22h 18m 16s} -10.55d {-10d 32' 44"} SUN_DIST: 90.41 [deg] Sun_angle= 6.8 [hr] (West of Sun) MOON_POSTN: 242.49d {+16h 09m 58s} -26.00d {-26d 00' 16"} MOON_DIST: 20.71 [deg] MOON_ILLUM: 48 [%] GAL_COORDS: 330.12, 9.09 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 241.79,-25.36 [deg] ecliptic lon,lat of the burst (or transient) LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn250220993/quicklook/glg_lc_medres34_bn250220993.gif POS_MAP_URL: http://gcn.gsfc.nasa.gov/notices_f/gbm_gnd_loc_map_761788229.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: Thu 20 Feb 25 23:52:20 UT NOTICE_TYPE: Fermi-GBM Ground Position RECORD_NUM: 2 TRIGGER_NUM: 761788229 GRB_RA: 232.810d {+15h 31m 14s} (J2000), 233.244d {+15h 32m 59s} (current), 231.949d {+15h 27m 48s} (1950) GRB_DEC: -45.080d {-45d 04' 47"} (J2000), -45.164d {-45d 09' 50"} (current), -44.910d {-44d 54' 35"} (1950) GRB_ERROR: 2.07 [deg radius, statistical only] DATA_SIGNIF: 14.40 [sigma] DATA_INTERVAL: 16.384 [sec] GRB_DATE: 20726 TJD; 51 DOY; 25/02/20 GRB_TIME: 85824.20 SOD {23:50:24.20} UT GRB_PHI: 338.00 [deg] GRB_THETA: 167.00 [deg] E_RANGE: 44.032 - 279.965 [keV] LOC_ALGORITHM: 41731 (Gnd S/W Version number) SUN_POSTN: 334.56d {+22h 18m 16s} -10.55d {-10d 32' 44"} SUN_DIST: 90.36 [deg] Sun_angle= 6.8 [hr] (West of Sun) MOON_POSTN: 242.49d {+16h 09m 58s} -26.00d {-26d 00' 17"} MOON_DIST: 20.55 [deg] MOON_ILLUM: 48 [%] GAL_COORDS: 330.27, 9.14 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 241.85,-25.21 [deg] ecliptic lon,lat of the burst (or transient) LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn250220993/quicklook/glg_lc_medres34_bn250220993.gif POS_MAP_URL: http://gcn.gsfc.nasa.gov/notices_f/gbm_gnd_loc_map_761788229.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: Thu 20 Feb 25 23:52:30 UT NOTICE_TYPE: Fermi-GBM Ground Position RECORD_NUM: 4 TRIGGER_NUM: 761788229 GRB_RA: 232.980d {+15h 31m 55s} (J2000), 233.414d {+15h 33m 39s} (current), 232.120d {+15h 28m 29s} (1950) GRB_DEC: -44.910d {-44d 54' 35"} (J2000), -44.994d {-44d 59' 37"} (current), -44.741d {-44d 44' 26"} (1950) GRB_ERROR: 1.17 [deg radius, statistical only] DATA_SIGNIF: 21.40 [sigma] DATA_INTERVAL: 21.504 [sec] GRB_DATE: 20726 TJD; 51 DOY; 25/02/20 GRB_TIME: 85824.20 SOD {23:50:24.20} UT GRB_PHI: 338.00 [deg] GRB_THETA: 167.00 [deg] E_RANGE: 44.032 - 279.965 [keV] LOC_ALGORITHM: 41731 (Gnd S/W Version number) SUN_POSTN: 334.56d {+22h 18m 16s} -10.55d {-10d 32' 44"} SUN_DIST: 90.29 [deg] Sun_angle= 6.7 [hr] (West of Sun) MOON_POSTN: 242.49d {+16h 09m 59s} -26.01d {-26d 00' 18"} MOON_DIST: 20.34 [deg] MOON_ILLUM: 48 [%] GAL_COORDS: 330.47, 9.21 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 241.93,-25.01 [deg] ecliptic lon,lat of the burst (or transient) LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn250220993/quicklook/glg_lc_medres34_bn250220993.gif POS_MAP_URL: http://gcn.gsfc.nasa.gov/notices_f/gbm_gnd_loc_map_761788229.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: Thu 20 Feb 25 23:59:46 UT NOTICE_TYPE: Fermi-GBM Final Position RECORD_NUM: 0 TRIGGER_NUM: 761788229 GRB_RA: 39.270d {+02h 37m 05s} (J2000), 39.683d {+02h 38m 44s} (current), 38.452d {+02h 33m 48s} (1950) GRB_DEC: +45.560d {+45d 33' 36"} (J2000), +45.668d {+45d 40' 05"} (current), +45.343d {+45d 20' 36"} (1950) GRB_ERROR: 1.00 [deg radius, statistical only] GRB_DATE: 20726 TJD; 51 DOY; 25/02/20 GRB_TIME: 85824.20 SOD {23:50:24.20} UT GRB_PHI: 180.00 [deg] GRB_THETA: 3.00 [deg] E_RANGE: 44.032 - 279.965 [keV] LOC_ALGORITHM: 41731 (Gnd S/W Version number) SUN_POSTN: 334.57d {+22h 18m 17s} -10.54d {-10d 32' 38"} SUN_DIST: 80.90 [deg] Sun_angle= -4.3 [hr] (East of Sun) MOON_POSTN: 242.56d {+16h 10m 15s} -26.02d {-26d 01' 06"} MOON_DIST: 153.17 [deg] MOON_ILLUM: 48 [%] GAL_COORDS: 141.61,-13.45 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 51.87, 28.61 [deg] ecliptic lon,lat of the burst (or transient) LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn250220993/quicklook/glg_lc_medres34_bn250220993.gif LOC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn250220993/quicklook/glg_locplot_all_bn250220993.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: This is likely a Long GRB.