////////////////////////////////////////////////////////////////////// TITLE: GCN/FERMI NOTICE NOTICE_DATE: Sun 28 Dec 25 00:42:20 UT NOTICE_TYPE: Fermi-GBM Alert RECORD_NUM: 1 TRIGGER_NUM: 788575335 GRB_DATE: 21037 TJD; 362 DOY; 25/12/28 GRB_TIME: 2530.26 SOD {00:42:10.26} UT TRIGGER_SIGNIF: 4.5 [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, 1,1,1, 0,0, LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn251228029/quicklook/glg_lc_medres34_bn251228029.gif COMMENTS: Fermi-GBM Trigger Alert. COMMENTS: This trigger occurred at longitude,latitude = 332.35,20.58 [deg]. COMMENTS: The LC_URL file will not be created until ~15 min after the trigger. ////////////////////////////////////////////////////////////////////// TITLE: GCN/FERMI NOTICE NOTICE_DATE: Sun 28 Dec 25 00:42:39 UT NOTICE_TYPE: Fermi-GBM Flight Position RECORD_NUM: 46 TRIGGER_NUM: 788575335 GRB_RA: 152.550d {+10h 10m 12s} (J2000), 152.941d {+10h 11m 46s} (current), 151.796d {+10h 07m 11s} (1950) GRB_DEC: +41.100d {+41d 06' 00"} (J2000), +40.971d {+40d 58' 17"} (current), +41.346d {+41d 20' 46"} (1950) GRB_ERROR: 17.65 [deg radius, statistical plus systematic] GRB_INTEN: 247 [cnts/sec] DATA_SIGNIF: 8.50 [sigma] INTEG_TIME: 0.512 [sec] GRB_DATE: 21037 TJD; 362 DOY; 25/12/28 GRB_TIME: 2530.26 SOD {00:42:10.26} UT GRB_PHI: 162.00 [deg] GRB_THETA: 105.00 [deg] DATA_TIME_SCALE: 0.5120 [sec] HARD_RATIO: 0.09 LOC_ALGORITHM: 3 (version number of) MOST_LIKELY: 98% GRB 2nd_MOST_LIKELY: 2% Generic SGR DETECTORS: 0,0,0, 0,0,0, 0,0,0, 1,1,1, 0,0, SUN_POSTN: 277.10d {+18h 28m 24s} -23.27d {-23d 16' 28"} SUN_DIST: 130.43 [deg] Sun_angle= 8.3 [hr] (West of Sun) MOON_POSTN: 7.79d {+00h 31m 09s} +6.11d {+06d 06' 52"} MOON_DIST: 123.11 [deg] MOON_ILLUM: 53 [%] GAL_COORDS: 179.40, 54.21 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 139.05, 27.71 [deg] ecliptic lon,lat of the burst (or transient) LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn251228029/quicklook/glg_lc_medres34_bn251228029.gif COMMENTS: Fermi-GBM Flight-calculated Coordinates. COMMENTS: This trigger occurred at longitude,latitude = 332.35,20.58 [deg]. COMMENTS: The LC_URL file will not be created until ~15 min after the trigger. ////////////////////////////////////////////////////////////////////// TITLE: GCN/FERMI NOTICE NOTICE_DATE: Sun 28 Dec 25 00:42:57 UT NOTICE_TYPE: Fermi-GBM Ground Position RECORD_NUM: 57 TRIGGER_NUM: 788575335 GRB_RA: 154.320d {+10h 17m 17s} (J2000), 154.717d {+10h 18m 52s} (current), 153.553d {+10h 14m 13s} (1950) GRB_DEC: +45.810d {+45d 48' 36"} (J2000), +45.679d {+45d 40' 46"} (current), +46.060d {+46d 03' 36"} (1950) GRB_ERROR: 10.27 [deg radius, statistical only] DATA_SIGNIF: 8.30 [sigma] DATA_INTERVAL: 0.512 [sec] GRB_DATE: 21037 TJD; 362 DOY; 25/12/28 GRB_TIME: 2530.26 SOD {00:42:10.26} UT GRB_PHI: 166.00 [deg] GRB_THETA: 108.00 [deg] E_RANGE: 44.032 - 279.965 [keV] LOC_ALGORITHM: 4173 (Gnd S/W Version number) SUN_POSTN: 277.10d {+18h 28m 24s} -23.27d {-23d 16' 27"} SUN_DIST: 128.79 [deg] Sun_angle= 8.2 [hr] (West of Sun) MOON_POSTN: 7.79d {+00h 31m 09s} +6.12d {+06d 06' 57"} MOON_DIST: 120.39 [deg] MOON_ILLUM: 53 [%] GAL_COORDS: 171.04, 54.31 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 138.17, 32.53 [deg] ecliptic lon,lat of the burst (or transient) LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn251228029/quicklook/glg_lc_medres34_bn251228029.gif POS_MAP_URL: http://gcn.gsfc.nasa.gov/notices_f/gbm_gnd_loc_map_788575335.fits COMMENTS: Fermi-GBM Ground-calculated Coordinates. 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 28 Dec 25 00:44:07 UT NOTICE_TYPE: Fermi-GBM Ground Position RECORD_NUM: 0 TRIGGER_NUM: 788575335 GRB_RA: 161.260d {+10h 45m 02s} (J2000), 161.659d {+10h 46m 38s} (current), 160.488d {+10h 41m 57s} (1950) GRB_DEC: +55.040d {+55d 02' 24"} (J2000), +54.903d {+54d 54' 10"} (current), +55.303d {+55d 18' 11"} (1950) GRB_ERROR: 6.97 [deg radius, statistical only] DATA_SIGNIF: 6.90 [sigma] DATA_INTERVAL: 1.024 [sec] GRB_DATE: 21037 TJD; 362 DOY; 25/12/28 GRB_TIME: 2530.26 SOD {00:42:10.26} UT GRB_PHI: 174.00 [deg] GRB_THETA: 115.00 [deg] E_RANGE: 44.032 - 279.965 [keV] LOC_ALGORITHM: 41731 (Gnd S/W Version number) SUN_POSTN: 277.10d {+18h 28m 25s} -23.27d {-23d 16' 27"} SUN_DIST: 123.38 [deg] Sun_angle= 7.7 [hr] (West of Sun) MOON_POSTN: 7.80d {+00h 31m 12s} +6.12d {+06d 07' 16"} MOON_DIST: 115.21 [deg] MOON_ILLUM: 53 [%] GAL_COORDS: 153.57, 53.91 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 137.63, 42.74 [deg] ecliptic lon,lat of the burst (or transient) LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn251228029/quicklook/glg_lc_medres34_bn251228029.gif POS_MAP_URL: http://gcn.gsfc.nasa.gov/notices_f/gbm_gnd_loc_map_788575335.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: Sun 28 Dec 25 00:51:38 UT NOTICE_TYPE: Fermi-GBM Final Position RECORD_NUM: 0 TRIGGER_NUM: 788575335 GRB_RA: 150.230d {+10h 00m 55s} (J2000), 150.647d {+10h 02m 35s} (current), 149.423d {+09h 57m 42s} (1950) GRB_DEC: +49.830d {+49d 49' 48"} (J2000), +49.704d {+49d 42' 15"} (current), +50.071d {+50d 04' 14"} (1950) GRB_ERROR: 10.72 [deg radius, statistical only] GRB_DATE: 21037 TJD; 362 DOY; 25/12/28 GRB_TIME: 2530.26 SOD {00:42:10.26} UT GRB_PHI: 171.00 [deg] GRB_THETA: 107.00 [deg] E_RANGE: 44.032 - 279.965 [keV] LOC_ALGORITHM: 41731 (Gnd S/W Version number) SUN_POSTN: 277.11d {+18h 28m 26s} -23.27d {-23d 16' 26"} SUN_DIST: 130.88 [deg] Sun_angle= 8.4 [hr] (West of Sun) MOON_POSTN: 7.86d {+00h 31m 27s} +6.15d {+06d 09' 16"} MOON_DIST: 115.49 [deg] MOON_ILLUM: 53 [%] GAL_COORDS: 166.23, 50.43 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 133.13, 35.01 [deg] ecliptic lon,lat of the burst (or transient) LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn251228029/quicklook/glg_lc_medres34_bn251228029.gif LOC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn251228029/quicklook/glg_locplot_all_bn251228029.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 Short GRB.