////////////////////////////////////////////////////////////////////// TITLE: GCN/FERMI NOTICE NOTICE_DATE: Wed 24 Sep 25 10:27:04 UT NOTICE_TYPE: Fermi-GBM Alert RECORD_NUM: 1 TRIGGER_NUM: 780402423 GRB_DATE: 20942 TJD; 267 DOY; 25/09/24 GRB_TIME: 37618.90 SOD {10:26:58.90} UT TRIGGER_SIGNIF: 5.3 [sigma] TRIGGER_DUR: 0.256 [sec] E_RANGE: 3-4 [chan] 47-291 [keV] ALGORITHM: 8 DETECTORS: 1,0,0, 0,0,0, 1,0,0, 0,1,0, 0,0, LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn250924435/quicklook/glg_lc_medres34_bn250924435.gif COMMENTS: Fermi-GBM Trigger Alert. COMMENTS: This trigger occurred at longitude,latitude = 186.57,25.07 [deg]. COMMENTS: The LC_URL file will not be created until ~15 min after the trigger. ////////////////////////////////////////////////////////////////////// TITLE: GCN/FERMI NOTICE NOTICE_DATE: Wed 24 Sep 25 10:27:27 UT NOTICE_TYPE: Fermi-GBM Flight Position RECORD_NUM: 44 TRIGGER_NUM: 780402423 GRB_RA: 290.367d {+19h 21m 28s} (J2000), 290.929d {+19h 23m 43s} (current), 289.271d {+19h 17m 05s} (1950) GRB_DEC: -60.033d {-60d 01' 59"} (J2000), -59.983d {-59d 58' 57"} (current), -60.128d {-60d 07' 39"} (1950) GRB_ERROR: 28.27 [deg radius, statistical plus systematic] GRB_INTEN: 97 [cnts/sec] DATA_SIGNIF: 5.20 [sigma] INTEG_TIME: 0.256 [sec] GRB_DATE: 20942 TJD; 267 DOY; 25/09/24 GRB_TIME: 37618.90 SOD {10:26:58.90} UT GRB_PHI: 120.00 [deg] GRB_THETA: 150.00 [deg] DATA_TIME_SCALE: 0.2560 [sec] HARD_RATIO: 0.00 LOC_ALGORITHM: 3 (version number of) MOST_LIKELY: 100% Unreliable location 2nd_MOST_LIKELY: 0% n/a DETECTORS: 1,0,0, 0,0,0, 1,0,0, 0,1,0, 0,0, SUN_POSTN: 181.50d {+12h 05m 59s} -0.65d {-00d 38' 54"} SUN_DIST: 99.01 [deg] Sun_angle= -7.3 [hr] (East of Sun) MOON_POSTN: 207.33d {+13h 49m 20s} -15.11d {-15d 06' 41"} MOON_DIST: 73.76 [deg] MOON_ILLUM: 6 [%] GAL_COORDS: 336.68,-26.94 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 282.65,-37.49 [deg] ecliptic lon,lat of the burst (or transient) LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn250924435/quicklook/glg_lc_medres34_bn250924435.gif COMMENTS: Fermi-GBM Flight-calculated Coordinates. COMMENTS: This trigger occurred at longitude,latitude = 186.57,25.07 [deg]. COMMENTS: The LC_URL file will not be created until ~15 min after the trigger. ////////////////////////////////////////////////////////////////////// TITLE: GCN/FERMI NOTICE NOTICE_DATE: Wed 24 Sep 25 12:08:00 UT NOTICE_TYPE: Fermi-GBM Final Position RECORD_NUM: 0 TRIGGER_NUM: 780402423 GRB_RA: 306.440d {+20h 25m 46s} (J2000), 306.984d {+20h 27m 56s} (current), 305.377d {+20h 21m 31s} (1950) GRB_DEC: -61.820d {-61d 49' 11"} (J2000), -61.734d {-61d 44' 02"} (current), -61.983d {-61d 58' 58"} (1950) GRB_ERROR: 9.50 [deg radius, statistical only] GRB_DATE: 20942 TJD; 267 DOY; 25/09/24 GRB_TIME: 37618.90 SOD {10:26:58.90} UT GRB_PHI: 136.01 [deg] GRB_THETA: 150.00 [deg] E_RANGE: 50.000 - 300.000 [keV] LOC_ALGORITHM: 415 (Gnd S/W Version number) SUN_POSTN: 181.56d {+12h 06m 14s} -0.68d {-00d 40' 32"} SUN_DIST: 105.31 [deg] Sun_angle= -8.4 [hr] (East of Sun) MOON_POSTN: 208.12d {+13h 52m 30s} -15.46d {-15d 27' 29"} MOON_DIST: 80.53 [deg] MOON_ILLUM: 7 [%] GAL_COORDS: 334.72,-34.76 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 291.86,-41.12 [deg] ecliptic lon,lat of the burst (or transient) LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn250924435/quicklook/glg_lc_medres34_bn250924435.gif LOC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn250924435/quicklook/glg_locplot_all_bn250924435.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 has human-in-the-loop processing.