////////////////////////////////////////////////////////////////////// TITLE: GCN/FERMI NOTICE NOTICE_DATE: Mon 20 Apr 26 17:06:39 UT NOTICE_TYPE: Fermi-GBM Alert RECORD_NUM: 1 TRIGGER_NUM: 798397594 GRB_DATE: 21150 TJD; 110 DOY; 26/04/20 GRB_TIME: 61589.18 SOD {17:06:29.18} UT TRIGGER_SIGNIF: 4.7 [sigma] TRIGGER_DUR: 2.048 [sec] E_RANGE: 3-4 [chan] 47-291 [keV] ALGORITHM: 14 DETECTORS: 0,0,0, 0,1,1, 0,0,0, 0,0,0, 0,0, LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2026/bn260420713/quicklook/glg_lc_medres34_bn260420713.gif COMMENTS: Fermi-GBM Trigger Alert. COMMENTS: This trigger occurred at longitude,latitude = 27.20,-24.03 [deg]. COMMENTS: The LC_URL file will not be created until ~15 min after the trigger. ////////////////////////////////////////////////////////////////////// TITLE: GCN/FERMI NOTICE NOTICE_DATE: Mon 20 Apr 26 17:06:58 UT NOTICE_TYPE: Fermi-GBM Flight Position RECORD_NUM: 45 TRIGGER_NUM: 798397594 GRB_RA: 43.850d {+02h 55m 24s} (J2000), 45.962d {+03h 03m 51s} (current), 40.158d {+02h 40m 38s} (1950) GRB_DEC: +86.617d {+86d 37' 00"} (J2000), +86.720d {+86d 43' 14"} (current), +86.409d {+86d 24' 34"} (1950) GRB_ERROR: 28.68 [deg radius, statistical plus systematic] GRB_INTEN: 76 [cnts/sec] DATA_SIGNIF: 4.90 [sigma] INTEG_TIME: 2.048 [sec] GRB_DATE: 21150 TJD; 110 DOY; 26/04/20 GRB_TIME: 61589.18 SOD {17:06:29.18} UT GRB_PHI: 294.00 [deg] GRB_THETA: 65.00 [deg] DATA_TIME_SCALE: 2.0480 [sec] HARD_RATIO: 0.00 LOC_ALGORITHM: 3 (version number of) MOST_LIKELY: 100% Unreliable location 2nd_MOST_LIKELY: 0% n/a DETECTORS: 0,0,0, 0,1,1, 0,0,0, 0,0,0, 0,0, SUN_POSTN: 28.52d {+01h 54m 04s} +11.69d {+11d 41' 33"} SUN_DIST: 75.18 [deg] Sun_angle= -1.2 [hr] (East of Sun) MOON_POSTN: 73.50d {+04h 53m 59s} +27.67d {+27d 40' 21"} MOON_DIST: 59.43 [deg] MOON_ILLUM: 15 [%] GAL_COORDS: 124.84, 24.22 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 84.41, 64.11 [deg] ecliptic lon,lat of the burst (or transient) LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2026/bn260420713/quicklook/glg_lc_medres34_bn260420713.gif COMMENTS: Fermi-GBM Flight-calculated Coordinates. COMMENTS: This trigger occurred at longitude,latitude = 27.20,-24.03 [deg]. COMMENTS: The LC_URL file will not be created until ~15 min after the trigger. ////////////////////////////////////////////////////////////////////// TITLE: GCN/FERMI NOTICE NOTICE_DATE: Mon 20 Apr 26 17:07:07 UT NOTICE_TYPE: Fermi-GBM Flight Position RECORD_NUM: 58 TRIGGER_NUM: 798397594 GRB_RA: 347.867d {+23h 11m 28s} (J2000), 348.217d {+23h 12m 52s} (current), 347.199d {+23h 08m 48s} (1950) GRB_DEC: -24.417d {-24d 25' 00"} (J2000), -24.273d {-24d 16' 23"} (current), -24.689d {-24d 41' 18"} (1950) GRB_ERROR: 16.93 [deg radius, statistical plus systematic] GRB_INTEN: 179 [cnts/sec] DATA_SIGNIF: 7.00 [sigma] INTEG_TIME: 4.096 [sec] GRB_DATE: 21150 TJD; 110 DOY; 26/04/20 GRB_TIME: 61589.18 SOD {17:06:29.18} UT GRB_PHI: 24.00 [deg] GRB_THETA: 155.00 [deg] DATA_TIME_SCALE: 4.0960 [sec] HARD_RATIO: 0.00 LOC_ALGORITHM: 3 (version number of) MOST_LIKELY: 100% Unreliable location 2nd_MOST_LIKELY: 0% n/a DETECTORS: 0,0,0, 0,1,1, 0,0,0, 0,0,0, 0,0, SUN_POSTN: 28.52d {+01h 54m 04s} +11.69d {+11d 41' 33"} SUN_DIST: 53.31 [deg] Sun_angle= 2.7 [hr] (West of Sun) MOON_POSTN: 73.50d {+04h 53m 59s} +27.67d {+27d 40' 21"} MOON_DIST: 97.15 [deg] MOON_ILLUM: 15 [%] GAL_COORDS: 34.19,-67.37 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 339.10,-17.65 [deg] ecliptic lon,lat of the burst (or transient) LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2026/bn260420713/quicklook/glg_lc_medres34_bn260420713.gif COMMENTS: Fermi-GBM Flight-calculated Coordinates. COMMENTS: This trigger occurred at longitude,latitude = 27.20,-24.03 [deg]. COMMENTS: The LC_URL file will not be created until ~15 min after the trigger.