////////////////////////////////////////////////////////////////////// TITLE: GCN/FERMI NOTICE NOTICE_DATE: Tue 09 Dec 25 13:24:09 UT NOTICE_TYPE: Fermi-GBM Alert RECORD_NUM: 1 TRIGGER_NUM: 786979448 GRB_DATE: 21018 TJD; 343 DOY; 25/12/09 GRB_TIME: 48243.99 SOD {13:24:03.99} UT TRIGGER_SIGNIF: 5.0 [sigma] TRIGGER_DUR: 2.048 [sec] E_RANGE: 3-4 [chan] 47-291 [keV] ALGORITHM: 14 DETECTORS: 0,0,0, 1,1,0, 0,0,0, 0,0,0, 0,0, LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn251209558/quicklook/glg_lc_medres34_bn251209558.gif COMMENTS: Fermi-GBM Trigger Alert. COMMENTS: This trigger occurred at longitude,latitude = 339.33,0.35 [deg]. COMMENTS: The LC_URL file will not be created until ~15 min after the trigger. ////////////////////////////////////////////////////////////////////// TITLE: GCN/FERMI NOTICE NOTICE_DATE: Tue 09 Dec 25 13:24:33 UT NOTICE_TYPE: Fermi-GBM Flight Position RECORD_NUM: 45 TRIGGER_NUM: 786979448 GRB_RA: 201.550d {+13h 26m 12s} (J2000), 201.849d {+13h 27m 24s} (current), 200.974d {+13h 23m 54s} (1950) GRB_DEC: +32.383d {+32d 22' 60"} (J2000), +32.249d {+32d 14' 57"} (current), +32.643d {+32d 38' 34"} (1950) GRB_ERROR: 22.37 [deg radius, statistical plus systematic] GRB_INTEN: 55 [cnts/sec] DATA_SIGNIF: 5.30 [sigma] INTEG_TIME: 4.096 [sec] GRB_DATE: 21018 TJD; 343 DOY; 25/12/09 GRB_TIME: 48243.99 SOD {13:24:03.99} UT GRB_PHI: 277.00 [deg] GRB_THETA: 65.00 [deg] DATA_TIME_SCALE: 4.0960 [sec] HARD_RATIO: 1.30 LOC_ALGORITHM: 3 (version number of) MOST_LIKELY: 96% GRB 2nd_MOST_LIKELY: 1% Generic SGR DETECTORS: 0,0,0, 1,1,0, 0,0,0, 0,0,0, 0,0, SUN_POSTN: 256.66d {+17h 06m 38s} -22.87d {-22d 52' 05"} SUN_DIST: 76.01 [deg] Sun_angle= 3.7 [hr] (West of Sun) MOON_POSTN: 143.03d {+09h 32m 06s} +16.80d {+16d 48' 12"} MOON_DIST: 55.01 [deg] MOON_ILLUM: 73 [%] GAL_COORDS: 69.89, 80.81 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 185.21, 37.94 [deg] ecliptic lon,lat of the burst (or transient) LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn251209558/quicklook/glg_lc_medres34_bn251209558.gif COMMENTS: Fermi-GBM Flight-calculated Coordinates. COMMENTS: This trigger occurred at longitude,latitude = 339.33,0.35 [deg]. COMMENTS: The LC_URL file will not be created until ~15 min after the trigger. ////////////////////////////////////////////////////////////////////// TITLE: GCN/FERMI NOTICE NOTICE_DATE: Tue 09 Dec 25 13:24:48 UT NOTICE_TYPE: Fermi-GBM Flight Position RECORD_NUM: 66 TRIGGER_NUM: 786979448 GRB_RA: 229.500d {+15h 18m 00s} (J2000), 229.716d {+15h 18m 52s} (current), 229.084d {+15h 16m 20s} (1950) GRB_DEC: +46.650d {+46d 38' 60"} (J2000), +46.556d {+46d 33' 23"} (current), +46.832d {+46d 49' 54"} (1950) GRB_ERROR: 12.63 [deg radius, statistical plus systematic] GRB_INTEN: 108 [cnts/sec] DATA_SIGNIF: 7.70 [sigma] INTEG_TIME: 2.048 [sec] GRB_DATE: 21018 TJD; 343 DOY; 25/12/09 GRB_TIME: 48243.99 SOD {13:24:03.99} UT GRB_PHI: 274.00 [deg] GRB_THETA: 40.00 [deg] DATA_TIME_SCALE: 2.0480 [sec] HARD_RATIO: 2.02 LOC_ALGORITHM: 3 (version number of) MOST_LIKELY: 73% GRB 2nd_MOST_LIKELY: 22% Generic SGR DETECTORS: 0,0,0, 1,1,0, 0,0,0, 0,0,0, 0,0, SUN_POSTN: 256.66d {+17h 06m 38s} -22.87d {-22d 52' 05"} SUN_DIST: 73.58 [deg] Sun_angle= 1.8 [hr] (West of Sun) MOON_POSTN: 143.03d {+09h 32m 07s} +16.80d {+16d 48' 09"} MOON_DIST: 75.65 [deg] MOON_ILLUM: 73 [%] GAL_COORDS: 76.96, 55.26 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 203.05, 61.02 [deg] ecliptic lon,lat of the burst (or transient) LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn251209558/quicklook/glg_lc_medres34_bn251209558.gif COMMENTS: Fermi-GBM Flight-calculated Coordinates. COMMENTS: This trigger occurred at longitude,latitude = 339.33,0.35 [deg]. COMMENTS: The LC_URL file will not be created until ~15 min after the trigger. ////////////////////////////////////////////////////////////////////// TITLE: GCN/FERMI NOTICE NOTICE_DATE: Tue 09 Dec 25 13:24:52 UT NOTICE_TYPE: Fermi-GBM Ground Position RECORD_NUM: 57 TRIGGER_NUM: 786979448 GRB_RA: 215.200d {+14h 20m 48s} (J2000), 215.459d {+14h 21m 50s} (current), 214.701d {+14h 18m 48s} (1950) GRB_DEC: +41.520d {+41d 31' 12"} (J2000), +41.402d {+41d 24' 08"} (current), +41.748d {+41d 44' 53"} (1950) GRB_ERROR: 8.81 [deg radius, statistical only] DATA_SIGNIF: 8.70 [sigma] DATA_INTERVAL: 4.096 [sec] GRB_DATE: 21018 TJD; 343 DOY; 25/12/09 GRB_TIME: 48243.99 SOD {13:24:03.99} UT GRB_PHI: 275.00 [deg] GRB_THETA: 51.00 [deg] E_RANGE: 44.032 - 279.965 [keV] LOC_ALGORITHM: 4173 (Gnd S/W Version number) SUN_POSTN: 256.66d {+17h 06m 38s} -22.87d {-22d 52' 05"} SUN_DIST: 74.75 [deg] Sun_angle= 2.7 [hr] (West of Sun) MOON_POSTN: 143.03d {+09h 32m 07s} +16.80d {+16d 48' 08"} MOON_DIST: 65.92 [deg] MOON_ILLUM: 73 [%] GAL_COORDS: 76.86, 66.72 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 192.20, 51.25 [deg] ecliptic lon,lat of the burst (or transient) LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn251209558/quicklook/glg_lc_medres34_bn251209558.gif POS_MAP_URL: http://gcn.gsfc.nasa.gov/notices_f/gbm_gnd_loc_map_786979448.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: Tue 09 Dec 25 13:24:57 UT NOTICE_TYPE: Fermi-GBM Flight Position RECORD_NUM: 70 TRIGGER_NUM: 786979448 GRB_RA: 217.200d {+14h 28m 48s} (J2000), 217.453d {+14h 29m 49s} (current), 216.713d {+14h 26m 51s} (1950) GRB_DEC: +42.383d {+42d 22' 60"} (J2000), +42.268d {+42d 16' 06"} (current), +42.606d {+42d 36' 21"} (1950) GRB_ERROR: 5.32 [deg radius, statistical plus systematic] GRB_INTEN: 446 [cnts/sec] DATA_SIGNIF: 31.90 [sigma] INTEG_TIME: 2.048 [sec] GRB_DATE: 21018 TJD; 343 DOY; 25/12/09 GRB_TIME: 48243.99 SOD {13:24:03.99} UT GRB_PHI: 275.00 [deg] GRB_THETA: 50.00 [deg] DATA_TIME_SCALE: 2.0480 [sec] HARD_RATIO: 1.86 LOC_ALGORITHM: 3 (version number of) MOST_LIKELY: 86% GRB 2nd_MOST_LIKELY: 14% Generic SGR DETECTORS: 0,0,0, 1,1,0, 0,0,0, 0,0,0, 0,0, SUN_POSTN: 256.66d {+17h 06m 38s} -22.87d {-22d 52' 05"} SUN_DIST: 74.52 [deg] Sun_angle= 2.6 [hr] (West of Sun) MOON_POSTN: 143.03d {+09h 32m 07s} +16.80d {+16d 48' 07"} MOON_DIST: 67.38 [deg] MOON_ILLUM: 73 [%] GAL_COORDS: 76.84, 65.00 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 193.53, 52.76 [deg] ecliptic lon,lat of the burst (or transient) LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn251209558/quicklook/glg_lc_medres34_bn251209558.gif COMMENTS: Fermi-GBM Flight-calculated Coordinates. COMMENTS: This trigger occurred at longitude,latitude = 339.33,0.35 [deg]. COMMENTS: The LC_URL file will not be created until ~15 min after the trigger. ////////////////////////////////////////////////////////////////////// TITLE: GCN/FERMI NOTICE NOTICE_DATE: Tue 09 Dec 25 13:25:04 UT NOTICE_TYPE: Fermi-GBM Flight Position RECORD_NUM: 91 TRIGGER_NUM: 786979448 GRB_RA: 214.283d {+14h 17m 08s} (J2000), 214.527d {+14h 18m 07s} (current), 213.813d {+14h 15m 15s} (1950) GRB_DEC: +47.367d {+47d 22' 00"} (J2000), +47.248d {+47d 14' 51"} (current), +47.597d {+47d 35' 51"} (1950) GRB_ERROR: 4.37 [deg radius, statistical plus systematic] GRB_INTEN: 909 [cnts/sec] DATA_SIGNIF: 92.90 [sigma] INTEG_TIME: 4.096 [sec] GRB_DATE: 21018 TJD; 343 DOY; 25/12/09 GRB_TIME: 48243.99 SOD {13:24:03.99} UT GRB_PHI: 268.00 [deg] GRB_THETA: 50.00 [deg] DATA_TIME_SCALE: 4.0960 [sec] HARD_RATIO: 1.65 LOC_ALGORITHM: 3 (version number of) MOST_LIKELY: 86% GRB 2nd_MOST_LIKELY: 14% Generic SGR DETECTORS: 0,0,0, 1,1,0, 0,0,0, 0,0,0, 0,0, SUN_POSTN: 256.66d {+17h 06m 38s} -22.87d {-22d 52' 05"} SUN_DIST: 79.72 [deg] Sun_angle= 2.8 [hr] (West of Sun) MOON_POSTN: 143.03d {+09h 32m 07s} +16.80d {+16d 48' 05"} MOON_DIST: 65.26 [deg] MOON_ILLUM: 73 [%] GAL_COORDS: 88.97, 63.72 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 185.85, 55.77 [deg] ecliptic lon,lat of the burst (or transient) LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn251209558/quicklook/glg_lc_medres34_bn251209558.gif COMMENTS: Fermi-GBM Flight-calculated Coordinates. COMMENTS: This trigger occurred at longitude,latitude = 339.33,0.35 [deg]. COMMENTS: The LC_URL file will not be created until ~15 min after the trigger. ////////////////////////////////////////////////////////////////////// TITLE: GCN/FERMI NOTICE NOTICE_DATE: Tue 09 Dec 25 13:26:01 UT NOTICE_TYPE: Fermi-GBM Ground Position RECORD_NUM: 0 TRIGGER_NUM: 786979448 GRB_RA: 212.900d {+14h 11m 36s} (J2000), 213.178d {+14h 12m 43s} (current), 212.364d {+14h 09m 27s} (1950) GRB_DEC: +34.840d {+34d 50' 24"} (J2000), +34.719d {+34d 43' 08"} (current), +35.074d {+35d 04' 28"} (1950) GRB_ERROR: 5.93 [deg radius, statistical only] DATA_SIGNIF: 12.10 [sigma] DATA_INTERVAL: 11.264 [sec] GRB_DATE: 21018 TJD; 343 DOY; 25/12/09 GRB_TIME: 48243.99 SOD {13:24:03.99} UT GRB_PHI: 281.00 [deg] GRB_THETA: 56.00 [deg] E_RANGE: 44.032 - 279.965 [keV] LOC_ALGORITHM: 41731 (Gnd S/W Version number) SUN_POSTN: 256.66d {+17h 06m 38s} -22.87d {-22d 52' 05"} SUN_DIST: 70.84 [deg] Sun_angle= 2.9 [hr] (West of Sun) MOON_POSTN: 143.04d {+09h 32m 10s} +16.80d {+16d 47' 52"} MOON_DIST: 64.41 [deg] MOON_ILLUM: 73 [%] GAL_COORDS: 62.08, 71.21 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 194.78, 44.55 [deg] ecliptic lon,lat of the burst (or transient) LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn251209558/quicklook/glg_lc_medres34_bn251209558.gif POS_MAP_URL: http://gcn.gsfc.nasa.gov/notices_f/gbm_gnd_loc_map_786979448.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: Tue 09 Dec 25 13:26:12 UT NOTICE_TYPE: Fermi-GBM Ground Position RECORD_NUM: 1 TRIGGER_NUM: 786979448 GRB_RA: 216.280d {+14h 25m 07s} (J2000), 216.540d {+14h 26m 10s} (current), 215.778d {+14h 23m 07s} (1950) GRB_DEC: +40.210d {+40d 12' 36"} (J2000), +40.094d {+40d 05' 38"} (current), +40.435d {+40d 26' 07"} (1950) GRB_ERROR: 3.62 [deg radius, statistical only] DATA_SIGNIF: 15.00 [sigma] DATA_INTERVAL: 14.336 [sec] GRB_DATE: 21018 TJD; 343 DOY; 25/12/09 GRB_TIME: 48243.99 SOD {13:24:03.99} UT GRB_PHI: 277.00 [deg] GRB_THETA: 51.00 [deg] E_RANGE: 44.032 - 279.965 [keV] LOC_ALGORITHM: 41731 (Gnd S/W Version number) SUN_POSTN: 256.66d {+17h 06m 38s} -22.87d {-22d 52' 05"} SUN_DIST: 73.22 [deg] Sun_angle= 2.7 [hr] (West of Sun) MOON_POSTN: 143.04d {+09h 32m 10s} +16.80d {+16d 47' 50"} MOON_DIST: 66.79 [deg] MOON_ILLUM: 73 [%] GAL_COORDS: 72.97, 66.64 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 194.38, 50.54 [deg] ecliptic lon,lat of the burst (or transient) LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn251209558/quicklook/glg_lc_medres34_bn251209558.gif POS_MAP_URL: http://gcn.gsfc.nasa.gov/notices_f/gbm_gnd_loc_map_786979448.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: Tue 09 Dec 25 13:26:23 UT NOTICE_TYPE: Fermi-GBM Ground Position RECORD_NUM: 2 TRIGGER_NUM: 786979448 GRB_RA: 215.180d {+14h 20m 43s} (J2000), 215.443d {+14h 21m 46s} (current), 214.673d {+14h 18m 41s} (1950) GRB_DEC: +39.740d {+39d 44' 24"} (J2000), +39.622d {+39d 37' 20"} (current), +39.968d {+39d 58' 06"} (1950) GRB_ERROR: 3.41 [deg radius, statistical only] DATA_SIGNIF: 17.00 [sigma] DATA_INTERVAL: 16.384 [sec] GRB_DATE: 21018 TJD; 343 DOY; 25/12/09 GRB_TIME: 48243.99 SOD {13:24:03.99} UT GRB_PHI: 277.00 [deg] GRB_THETA: 52.00 [deg] E_RANGE: 44.032 - 279.965 [keV] LOC_ALGORITHM: 41731 (Gnd S/W Version number) SUN_POSTN: 256.66d {+17h 06m 38s} -22.87d {-22d 52' 06"} SUN_DIST: 73.38 [deg] Sun_angle= 2.7 [hr] (West of Sun) MOON_POSTN: 143.04d {+09h 32m 10s} +16.80d {+16d 47' 47"} MOON_DIST: 65.97 [deg] MOON_ILLUM: 73 [%] GAL_COORDS: 72.88, 67.61 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 193.61, 49.71 [deg] ecliptic lon,lat of the burst (or transient) LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn251209558/quicklook/glg_lc_medres34_bn251209558.gif POS_MAP_URL: http://gcn.gsfc.nasa.gov/notices_f/gbm_gnd_loc_map_786979448.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: Tue 09 Dec 25 13:33:31 UT NOTICE_TYPE: Fermi-GBM Final Position RECORD_NUM: 0 TRIGGER_NUM: 786979448 GRB_RA: 214.200d {+14h 16m 48s} (J2000), 214.456d {+14h 17m 50s} (current), 213.705d {+14h 14m 49s} (1950) GRB_DEC: +43.060d {+43d 03' 36"} (J2000), +42.941d {+42d 56' 27"} (current), +43.291d {+43d 17' 27"} (1950) GRB_ERROR: 1.00 [deg radius, statistical only] GRB_DATE: 21018 TJD; 343 DOY; 25/12/09 GRB_TIME: 48243.99 SOD {13:24:03.99} UT GRB_PHI: 273.00 [deg] GRB_THETA: 52.00 [deg] E_RANGE: 44.032 - 279.965 [keV] LOC_ALGORITHM: 41731 (Gnd S/W Version number) SUN_POSTN: 256.66d {+17h 06m 39s} -22.87d {-22d 52' 07"} SUN_DIST: 76.42 [deg] Sun_angle= 2.8 [hr] (West of Sun) MOON_POSTN: 143.11d {+09h 32m 26s} +16.77d {+16d 46' 12"} MOON_DIST: 65.12 [deg] MOON_ILLUM: 73 [%] GAL_COORDS: 81.13, 66.49 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 189.88, 52.17 [deg] ecliptic lon,lat of the burst (or transient) LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn251209558/quicklook/glg_lc_medres34_bn251209558.gif LOC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn251209558/quicklook/glg_locplot_all_bn251209558.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.