////////////////////////////////////////////////////////////////////// TITLE: GCN/FERMI NOTICE NOTICE_DATE: Sun 19 Apr 26 07:09:45 UT NOTICE_TYPE: Fermi-GBM Alert RECORD_NUM: 1 TRIGGER_NUM: 798275385 GRB_DATE: 21149 TJD; 109 DOY; 26/04/19 GRB_TIME: 25780.31 SOD {07:09:40.31} UT TRIGGER_SIGNIF: 4.8 [sigma] TRIGGER_DUR: 0.512 [sec] E_RANGE: 3-4 [chan] 47-291 [keV] ALGORITHM: 11 DETECTORS: 0,0,1, 0,0,0, 0,0,1, 0,0,0, 0,0, LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2026/bn260419298/quicklook/glg_lc_medres34_bn260419298.gif COMMENTS: Fermi-GBM Trigger Alert. COMMENTS: This trigger occurred at longitude,latitude = 331.72,14.78 [deg]. COMMENTS: The LC_URL file will not be created until ~15 min after the trigger. ////////////////////////////////////////////////////////////////////// TITLE: GCN/FERMI NOTICE NOTICE_DATE: Sun 19 Apr 26 07:10:09 UT NOTICE_TYPE: Fermi-GBM Flight Position RECORD_NUM: 46 TRIGGER_NUM: 798275385 GRB_RA: 309.633d {+20h 38m 32s} (J2000), 310.031d {+20h 40m 07s} (current), 308.876d {+20h 35m 30s} (1950) GRB_DEC: -28.283d {-28d 16' 59"} (J2000), -28.190d {-28d 11' 21"} (current), -28.459d {-28d 27' 33"} (1950) GRB_ERROR: 10.50 [deg radius, statistical plus systematic] GRB_INTEN: 215 [cnts/sec] DATA_SIGNIF: 10.10 [sigma] INTEG_TIME: 1.024 [sec] GRB_DATE: 21149 TJD; 109 DOY; 26/04/19 GRB_TIME: 25780.31 SOD {07:09:40.31} UT GRB_PHI: 279.00 [deg] GRB_THETA: 70.00 [deg] DATA_TIME_SCALE: 1.0240 [sec] HARD_RATIO: 1.13 LOC_ALGORITHM: 3 (version number of) MOST_LIKELY: 96% GRB 2nd_MOST_LIKELY: 2% SGR_1806n20 DETECTORS: 0,0,1, 0,0,0, 0,0,1, 0,0,0, 0,0, SUN_POSTN: 27.20d {+01h 48m 48s} +11.21d {+11d 12' 24"} SUN_DIST: 84.25 [deg] Sun_angle= 5.1 [hr] (West of Sun) MOON_POSTN: 50.69d {+03h 22m 45s} +23.63d {+23d 38' 04"} MOON_DIST: 109.80 [deg] MOON_ILLUM: 5 [%] GAL_COORDS: 15.90,-34.69 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 304.72, -9.49 [deg] ecliptic lon,lat of the burst (or transient) LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2026/bn260419298/quicklook/glg_lc_medres34_bn260419298.gif COMMENTS: Fermi-GBM Flight-calculated Coordinates. COMMENTS: This trigger occurred at longitude,latitude = 331.72,14.78 [deg]. COMMENTS: The LC_URL file will not be created until ~15 min after the trigger. ////////////////////////////////////////////////////////////////////// TITLE: GCN/FERMI NOTICE NOTICE_DATE: Sun 19 Apr 26 07:10:18 UT NOTICE_TYPE: Fermi-GBM Flight Position RECORD_NUM: 59 TRIGGER_NUM: 798275385 GRB_RA: 319.183d {+21h 16m 44s} (J2000), 319.606d {+21h 18m 25s} (current), 318.377d {+21h 13m 31s} (1950) GRB_DEC: -41.983d {-41d 58' 59"} (J2000), -41.872d {-41d 52' 19"} (current), -42.193d {-42d 11' 33"} (1950) GRB_ERROR: 8.40 [deg radius, statistical plus systematic] GRB_INTEN: 193 [cnts/sec] DATA_SIGNIF: 18.40 [sigma] INTEG_TIME: 4.096 [sec] GRB_DATE: 21149 TJD; 109 DOY; 26/04/19 GRB_TIME: 25780.31 SOD {07:09:40.31} UT GRB_PHI: 279.00 [deg] GRB_THETA: 85.00 [deg] DATA_TIME_SCALE: 4.0960 [sec] HARD_RATIO: 1.12 LOC_ALGORITHM: 3 (version number of) MOST_LIKELY: 97% GRB 2nd_MOST_LIKELY: 1% Generic SGR DETECTORS: 0,0,1, 0,0,0, 0,0,1, 0,0,0, 0,0, SUN_POSTN: 27.20d {+01h 48m 48s} +11.21d {+11d 12' 25"} SUN_DIST: 81.45 [deg] Sun_angle= 4.5 [hr] (West of Sun) MOON_POSTN: 50.69d {+03h 22m 46s} +23.63d {+23d 38' 06"} MOON_DIST: 106.29 [deg] MOON_ILLUM: 5 [%] GAL_COORDS: 359.56,-44.18 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 308.32,-24.86 [deg] ecliptic lon,lat of the burst (or transient) LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2026/bn260419298/quicklook/glg_lc_medres34_bn260419298.gif COMMENTS: Fermi-GBM Flight-calculated Coordinates. COMMENTS: This trigger occurred at longitude,latitude = 331.72,14.78 [deg]. COMMENTS: The LC_URL file will not be created until ~15 min after the trigger. ////////////////////////////////////////////////////////////////////// TITLE: GCN/FERMI NOTICE NOTICE_DATE: Sun 19 Apr 26 07:10:28 UT NOTICE_TYPE: Fermi-GBM Ground Position RECORD_NUM: 58 TRIGGER_NUM: 798275385 GRB_RA: 312.560d {+20h 50m 14s} (J2000), 313.015d {+20h 52m 04s} (current), 311.692d {+20h 46m 46s} (1950) GRB_DEC: -47.690d {-47d 41' 23"} (J2000), -47.591d {-47d 35' 25"} (current), -47.877d {-47d 52' 35"} (1950) GRB_ERROR: 4.30 [deg radius, statistical only] DATA_SIGNIF: 18.90 [sigma] DATA_INTERVAL: 4.096 [sec] GRB_DATE: 21149 TJD; 109 DOY; 26/04/19 GRB_TIME: 25780.31 SOD {07:09:40.31} UT GRB_PHI: 272.00 [deg] GRB_THETA: 88.00 [deg] E_RANGE: 44.032 - 279.965 [keV] LOC_ALGORITHM: 4173 (Gnd S/W Version number) SUN_POSTN: 27.20d {+01h 48m 48s} +11.21d {+11d 12' 25"} SUN_DIST: 87.89 [deg] Sun_angle= 4.9 [hr] (West of Sun) MOON_POSTN: 50.69d {+03h 22m 46s} +23.64d {+23d 38' 07"} MOON_DIST: 112.24 [deg] MOON_ILLUM: 5 [%] GAL_COORDS: 352.05,-39.35 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 301.29,-28.77 [deg] ecliptic lon,lat of the burst (or transient) LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2026/bn260419298/quicklook/glg_lc_medres34_bn260419298.gif POS_MAP_URL: http://gcn.gsfc.nasa.gov/notices_f/gbm_gnd_loc_map_798275385.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 19 Apr 26 07:11:19 UT NOTICE_TYPE: Fermi-GBM Ground Position RECORD_NUM: 1 TRIGGER_NUM: 798275385 GRB_RA: 313.040d {+20h 52m 10s} (J2000), 313.448d {+20h 53m 48s} (current), 312.262d {+20h 49m 03s} (1950) GRB_DEC: -33.750d {-33d 45' 00"} (J2000), -33.650d {-33d 38' 58"} (current), -33.939d {-33d 56' 18"} (1950) GRB_ERROR: 4.14 [deg radius, statistical only] DATA_SIGNIF: 21.10 [sigma] DATA_INTERVAL: 10.240 [sec] GRB_DATE: 21149 TJD; 109 DOY; 26/04/19 GRB_TIME: 25780.31 SOD {07:09:40.31} UT GRB_PHI: 279.00 [deg] GRB_THETA: 76.00 [deg] E_RANGE: 44.032 - 279.965 [keV] LOC_ALGORITHM: 41731 (Gnd S/W Version number) SUN_POSTN: 27.20d {+01h 48m 48s} +11.21d {+11d 12' 25"} SUN_DIST: 83.06 [deg] Sun_angle= 4.9 [hr] (West of Sun) MOON_POSTN: 50.70d {+03h 22m 48s} +23.64d {+23d 38' 16"} MOON_DIST: 108.57 [deg] MOON_ILLUM: 5 [%] GAL_COORDS: 10.02,-38.71 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 306.09,-15.55 [deg] ecliptic lon,lat of the burst (or transient) LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2026/bn260419298/quicklook/glg_lc_medres34_bn260419298.gif POS_MAP_URL: http://gcn.gsfc.nasa.gov/notices_f/gbm_gnd_loc_map_798275385.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 19 Apr 26 07:11:30 UT NOTICE_TYPE: Fermi-GBM Ground Position RECORD_NUM: 2 TRIGGER_NUM: 798275385 GRB_RA: 315.640d {+21h 02m 34s} (J2000), 316.055d {+21h 04m 13s} (current), 314.848d {+20h 59m 24s} (1950) GRB_DEC: -37.510d {-37d 30' 35"} (J2000), -37.405d {-37d 24' 17"} (current), -37.708d {-37d 42' 27"} (1950) GRB_ERROR: 2.60 [deg radius, statistical only] DATA_SIGNIF: 28.50 [sigma] DATA_INTERVAL: 13.312 [sec] GRB_DATE: 21149 TJD; 109 DOY; 26/04/19 GRB_TIME: 25780.31 SOD {07:09:40.31} UT GRB_PHI: 279.00 [deg] GRB_THETA: 80.00 [deg] E_RANGE: 44.032 - 279.965 [keV] LOC_ALGORITHM: 41731 (Gnd S/W Version number) SUN_POSTN: 27.20d {+01h 48m 48s} +11.21d {+11d 12' 26"} SUN_DIST: 82.31 [deg] Sun_angle= 4.7 [hr] (West of Sun) MOON_POSTN: 50.70d {+03h 22m 49s} +23.64d {+23d 38' 18"} MOON_DIST: 107.61 [deg] MOON_ILLUM: 5 [%] GAL_COORDS: 5.51,-41.29 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 307.06,-19.76 [deg] ecliptic lon,lat of the burst (or transient) LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2026/bn260419298/quicklook/glg_lc_medres34_bn260419298.gif POS_MAP_URL: http://gcn.gsfc.nasa.gov/notices_f/gbm_gnd_loc_map_798275385.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 19 Apr 26 07:11:41 UT NOTICE_TYPE: Fermi-GBM Ground Position RECORD_NUM: 3 TRIGGER_NUM: 798275385 GRB_RA: 315.970d {+21h 03m 53s} (J2000), 316.386d {+21h 05m 33s} (current), 315.176d {+21h 00m 42s} (1950) GRB_DEC: -38.080d {-38d 04' 47"} (J2000), -37.974d {-37d 58' 27"} (current), -38.279d {-38d 16' 43"} (1950) GRB_ERROR: 1.82 [deg radius, statistical only] DATA_SIGNIF: 38.90 [sigma] DATA_INTERVAL: 19.456 [sec] GRB_DATE: 21149 TJD; 109 DOY; 26/04/19 GRB_TIME: 25780.31 SOD {07:09:40.31} UT GRB_PHI: 279.00 [deg] GRB_THETA: 80.00 [deg] E_RANGE: 44.032 - 279.965 [keV] LOC_ALGORITHM: 41731 (Gnd S/W Version number) SUN_POSTN: 27.20d {+01h 48m 48s} +11.21d {+11d 12' 26"} SUN_DIST: 82.27 [deg] Sun_angle= 4.7 [hr] (West of Sun) MOON_POSTN: 50.70d {+03h 22m 49s} +23.64d {+23d 38' 20"} MOON_DIST: 107.52 [deg] MOON_ILLUM: 5 [%] GAL_COORDS: 4.78,-41.60 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 307.14,-20.38 [deg] ecliptic lon,lat of the burst (or transient) LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2026/bn260419298/quicklook/glg_lc_medres34_bn260419298.gif POS_MAP_URL: http://gcn.gsfc.nasa.gov/notices_f/gbm_gnd_loc_map_798275385.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 19 Apr 26 07:11:52 UT NOTICE_TYPE: Fermi-GBM Ground Position RECORD_NUM: 4 TRIGGER_NUM: 798275385 GRB_RA: 316.730d {+21h 06m 55s} (J2000), 317.148d {+21h 08m 36s} (current), 315.933d {+21h 03m 44s} (1950) GRB_DEC: -39.130d {-39d 07' 47"} (J2000), -39.023d {-39d 01' 22"} (current), -39.331d {-39d 19' 52"} (1950) GRB_ERROR: 1.20 [deg radius, statistical only] DATA_SIGNIF: 44.50 [sigma] DATA_INTERVAL: 21.504 [sec] GRB_DATE: 21149 TJD; 109 DOY; 26/04/19 GRB_TIME: 25780.31 SOD {07:09:40.31} UT GRB_PHI: 279.00 [deg] GRB_THETA: 81.00 [deg] E_RANGE: 44.032 - 279.965 [keV] LOC_ALGORITHM: 41731 (Gnd S/W Version number) SUN_POSTN: 27.20d {+01h 48m 48s} +11.21d {+11d 12' 26"} SUN_DIST: 82.09 [deg] Sun_angle= 4.7 [hr] (West of Sun) MOON_POSTN: 50.71d {+03h 22m 50s} +23.64d {+23d 38' 22"} MOON_DIST: 107.26 [deg] MOON_ILLUM: 5 [%] GAL_COORDS: 3.42,-42.26 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 307.40,-21.56 [deg] ecliptic lon,lat of the burst (or transient) LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2026/bn260419298/quicklook/glg_lc_medres34_bn260419298.gif POS_MAP_URL: http://gcn.gsfc.nasa.gov/notices_f/gbm_gnd_loc_map_798275385.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 19 Apr 26 07:19:06 UT NOTICE_TYPE: Fermi-GBM Final Position RECORD_NUM: 0 TRIGGER_NUM: 798275385 GRB_RA: 317.380d {+21h 09m 31s} (J2000), 317.784d {+21h 11m 08s} (current), 316.609d {+21h 06m 26s} (1950) GRB_DEC: -34.370d {-34d 22' 11"} (J2000), -34.262d {-34d 15' 42"} (current), -34.574d {-34d 34' 24"} (1950) GRB_ERROR: 2.27 [deg radius, statistical only] GRB_DATE: 21149 TJD; 109 DOY; 26/04/19 GRB_TIME: 25780.31 SOD {07:09:40.31} UT GRB_PHI: 282.00 [deg] GRB_THETA: 77.00 [deg] E_RANGE: 44.032 - 279.965 [keV] LOC_ALGORITHM: 41731 (Gnd S/W Version number) SUN_POSTN: 27.20d {+01h 48m 49s} +11.21d {+11d 12' 32"} SUN_DIST: 79.89 [deg] Sun_angle= 4.6 [hr] (West of Sun) MOON_POSTN: 50.79d {+03h 23m 08s} +23.66d {+23d 39' 35"} MOON_DIST: 105.40 [deg] MOON_ILLUM: 5 [%] GAL_COORDS: 9.90,-42.35 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 309.48,-17.20 [deg] ecliptic lon,lat of the burst (or transient) LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2026/bn260419298/quicklook/glg_lc_medres34_bn260419298.gif LOC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2026/bn260419298/quicklook/glg_locplot_all_bn260419298.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.