////////////////////////////////////////////////////////////////////// TITLE: GCN/FERMI NOTICE NOTICE_DATE: Fri 28 Aug 26 16:07:09 UT NOTICE_TYPE: Fermi-GBM Alert RECORD_NUM: 1 TRIGGER_NUM: 809626027 GRB_DATE: 21280 TJD; 240 DOY; 26/08/28 GRB_TIME: 58022.11 SOD {16:07:02.11} UT TRIGGER_SIGNIF: 7.6 [sigma] TRIGGER_DUR: 0.016 [sec] E_RANGE: 5-7 [chan] 291-infinity [keV] ALGORITHM: 116 DETECTORS: 0,0,0, 0,0,0, 0,0,1, 1,1,0, 1,1, LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2026/bn260828672/quicklook/glg_lc_medres34_bn260828672.gif COMMENTS: Fermi-GBM Trigger Alert. COMMENTS: This trigger occurred at longitude,latitude = 17.52,2.23 [deg]. COMMENTS: The LC_URL file will not be created until ~15 min after the trigger. ////////////////////////////////////////////////////////////////////// TITLE: GCN/FERMI NOTICE NOTICE_DATE: Fri 28 Aug 26 16:07:30 UT NOTICE_TYPE: Fermi-GBM Flight Position RECORD_NUM: 48 TRIGGER_NUM: 809626027 GRB_RA: 15.050d {+01h 00m 12s} (J2000), 15.344d {+01h 01m 23s} (current), 14.497d {+00h 57m 59s} (1950) GRB_DEC: -50.833d {-50d 49' 59"} (J2000), -50.690d {-50d 41' 23"} (current), -51.103d {-51d 06' 08"} (1950) GRB_ERROR: 25.97 [deg radius, statistical plus systematic] GRB_INTEN: 557 [cnts/sec] DATA_SIGNIF: 3.50 [sigma] INTEG_TIME: 0.032 [sec] GRB_DATE: 21280 TJD; 240 DOY; 26/08/28 GRB_TIME: 58022.11 SOD {16:07:02.11} UT GRB_PHI: 166.00 [deg] GRB_THETA: 135.00 [deg] DATA_TIME_SCALE: 0.0320 [sec] HARD_RATIO: 0.00 LOC_ALGORITHM: 3 (version number of) MOST_LIKELY: 100% TGF 2nd_MOST_LIKELY: 0% n/a DETECTORS: 0,0,0, 0,0,0, 0,0,1, 1,1,0, 1,1, SUN_POSTN: 157.19d {+10h 28m 45s} +9.54d {+09d 32' 24"} SUN_DIST: 128.28 [deg] Sun_angle= 9.5 [hr] (West of Sun) MOON_POSTN: 342.40d {+22h 49m 36s} -6.45d {-06d 27' 13"} MOON_DIST: 52.03 [deg] MOON_ILLUM: 100 [%] GAL_COORDS: 299.50,-66.24 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 345.48,-50.95 [deg] ecliptic lon,lat of the burst (or transient) LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2026/bn260828672/quicklook/glg_lc_medres34_bn260828672.gif COMMENTS: Fermi-GBM Flight-calculated Coordinates. COMMENTS: This trigger occurred at longitude,latitude = 17.52,2.23 [deg]. COMMENTS: The LC_URL file will not be created until ~15 min after the trigger.