////////////////////////////////////////////////////////////////////// TITLE: GCN/FERMI NOTICE NOTICE_DATE: Mon 17 Feb 25 11:27:25 UT NOTICE_TYPE: Fermi-GBM Alert RECORD_NUM: 1 TRIGGER_NUM: 761484444 GRB_DATE: 20723 TJD; 48 DOY; 25/02/17 GRB_TIME: 41239.59 SOD {11:27:19.59} UT TRIGGER_SIGNIF: 4.5 [sigma] TRIGGER_DUR: 4.096 [sec] E_RANGE: 3-4 [chan] 47-291 [keV] ALGORITHM: 16 DETECTORS: 1,0,1, 0,0,0, 0,0,0, 0,0,0, 0,0, LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn250217477/quicklook/glg_lc_medres34_bn250217477.gif COMMENTS: Fermi-GBM Trigger Alert. COMMENTS: This trigger occurred at longitude,latitude = 252.73,-24.35 [deg]. COMMENTS: The LC_URL file will not be created until ~15 min after the trigger. ////////////////////////////////////////////////////////////////////// TITLE: GCN/FERMI NOTICE NOTICE_DATE: Mon 17 Feb 25 11:27:38 UT NOTICE_TYPE: Fermi-GBM Flight Position RECORD_NUM: 45 TRIGGER_NUM: 761484444 GRB_RA: 245.600d {+16h 22m 24s} (J2000), 245.993d {+16h 23m 58s} (current), 244.819d {+16h 19m 17s} (1950) GRB_DEC: -29.083d {-29d 04' 59"} (J2000), -29.141d {-29d 08' 25"} (current), -28.967d {-28d 57' 59"} (1950) GRB_ERROR: 37.93 [deg radius, statistical plus systematic] GRB_INTEN: 33 [cnts/sec] DATA_SIGNIF: 4.50 [sigma] INTEG_TIME: 4.096 [sec] GRB_DATE: 20723 TJD; 48 DOY; 25/02/17 GRB_TIME: 41239.59 SOD {11:27:19.59} UT GRB_PHI: 81.00 [deg] GRB_THETA: 60.00 [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: 1,0,1, 0,0,0, 0,0,0, 0,0,0, 0,0, SUN_POSTN: 331.18d {+22h 04m 44s} -11.80d {-11d 48' 04"} SUN_DIST: 80.14 [deg] Sun_angle= 5.7 [hr] (West of Sun) MOON_POSTN: 200.94d {+13h 23m 46s} -11.36d {-11d 21' 46"} MOON_DIST: 45.50 [deg] MOON_ILLUM: 79 [%] GAL_COORDS: 348.84, 14.43 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 248.65, -7.43 [deg] ecliptic lon,lat of the burst (or transient) LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn250217477/quicklook/glg_lc_medres34_bn250217477.gif COMMENTS: Fermi-GBM Flight-calculated Coordinates. COMMENTS: This trigger occurred at longitude,latitude = 252.73,-24.35 [deg]. COMMENTS: The LC_URL file will not be created until ~15 min after the trigger. ////////////////////////////////////////////////////////////////////// TITLE: GCN/FERMI NOTICE NOTICE_DATE: Mon 17 Feb 25 11:28:01 UT NOTICE_TYPE: Fermi-GBM Flight Position RECORD_NUM: 66 TRIGGER_NUM: 761484444 GRB_RA: 264.367d {+17h 37m 28s} (J2000), 264.492d {+17h 37m 58s} (current), 264.118d {+17h 36m 28s} (1950) GRB_DEC: +54.750d {+54d 45' 00"} (J2000), +54.736d {+54d 44' 11"} (current), +54.778d {+54d 46' 41"} (1950) GRB_ERROR: 12.48 [deg radius, statistical plus systematic] GRB_INTEN: 300 [cnts/sec] DATA_SIGNIF: 7.80 [sigma] INTEG_TIME: 1.024 [sec] GRB_DATE: 20723 TJD; 48 DOY; 25/02/17 GRB_TIME: 41239.59 SOD {11:27:19.59} UT GRB_PHI: 79.00 [deg] GRB_THETA: 145.00 [deg] DATA_TIME_SCALE: 1.0240 [sec] HARD_RATIO: 1.12 LOC_ALGORITHM: 3 (version number of) MOST_LIKELY: 97% GRB 2nd_MOST_LIKELY: 1% Generic SGR DETECTORS: 1,0,1, 0,0,0, 0,0,0, 0,0,0, 0,0, SUN_POSTN: 331.18d {+22h 04m 44s} -11.80d {-11d 48' 03"} SUN_DIST: 86.75 [deg] Sun_angle= 4.4 [hr] (West of Sun) MOON_POSTN: 200.95d {+13h 23m 47s} -11.36d {-11d 21' 51"} MOON_DIST: 84.76 [deg] MOON_ILLUM: 79 [%] GAL_COORDS: 82.54, 32.36 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 254.34, 77.88 [deg] ecliptic lon,lat of the burst (or transient) LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn250217477/quicklook/glg_lc_medres34_bn250217477.gif COMMENTS: Fermi-GBM Flight-calculated Coordinates. COMMENTS: This trigger occurred at longitude,latitude = 252.73,-24.35 [deg]. COMMENTS: The LC_URL file will not be created until ~15 min after the trigger. ////////////////////////////////////////////////////////////////////// TITLE: GCN/FERMI NOTICE NOTICE_DATE: Mon 17 Feb 25 11:29:10 UT NOTICE_TYPE: Fermi-GBM Ground Position RECORD_NUM: 0 TRIGGER_NUM: 761484444 GRB_RA: 284.060d {+18h 56m 14s} (J2000), 284.245d {+18h 56m 59s} (current), 283.692d {+18h 54m 46s} (1950) GRB_DEC: +45.230d {+45d 13' 48"} (J2000), +45.264d {+45d 15' 51"} (current), +45.163d {+45d 09' 48"} (1950) GRB_ERROR: 8.93 [deg radius, statistical only] DATA_SIGNIF: 5.60 [sigma] DATA_INTERVAL: 11.264 [sec] GRB_DATE: 20723 TJD; 48 DOY; 25/02/17 GRB_TIME: 41239.59 SOD {11:27:19.59} UT GRB_PHI: 56.00 [deg] GRB_THETA: 139.00 [deg] E_RANGE: 44.032 - 279.965 [keV] LOC_ALGORITHM: 41731 (Gnd S/W Version number) SUN_POSTN: 331.18d {+22h 04m 44s} -11.80d {-11d 48' 02"} SUN_DIST: 71.03 [deg] Sun_angle= 3.1 [hr] (West of Sun) MOON_POSTN: 200.95d {+13h 23m 49s} -11.37d {-11d 22' 06"} MOON_DIST: 93.41 [deg] MOON_ILLUM: 79 [%] GAL_COORDS: 75.14, 18.09 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 296.42, 67.38 [deg] ecliptic lon,lat of the burst (or transient) LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn250217477/quicklook/glg_lc_medres34_bn250217477.gif POS_MAP_URL: http://gcn.gsfc.nasa.gov/notices_f/gbm_gnd_loc_map_761484444.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: Mon 17 Feb 25 11:34:36 UT NOTICE_TYPE: Fermi-GBM Final Position RECORD_NUM: 0 TRIGGER_NUM: 761484444 GRB_RA: 231.340d {+15h 25m 22s} (J2000), 231.586d {+15h 26m 21s} (current), 230.851d {+15h 23m 24s} (1950) GRB_DEC: +34.870d {+34d 52' 12"} (J2000), +34.783d {+34d 46' 58"} (current), +35.045d {+35d 02' 41"} (1950) GRB_ERROR: 6.02 [deg radius, statistical only] GRB_DATE: 20723 TJD; 48 DOY; 25/02/17 GRB_TIME: 41239.59 SOD {11:27:19.59} UT GRB_PHI: 105.00 [deg] GRB_THETA: 121.00 [deg] E_RANGE: 44.032 - 279.965 [keV] LOC_ALGORITHM: 41731 (Gnd S/W Version number) SUN_POSTN: 331.19d {+22h 04m 45s} -11.80d {-11d 47' 57"} SUN_DIST: 104.52 [deg] Sun_angle= 6.6 [hr] (West of Sun) MOON_POSTN: 201.00d {+13h 23m 59s} -11.39d {-11d 23' 18"} MOON_DIST: 54.52 [deg] MOON_ILLUM: 79 [%] GAL_COORDS: 55.86, 56.34 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 215.11, 51.20 [deg] ecliptic lon,lat of the burst (or transient) LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn250217477/quicklook/glg_lc_medres34_bn250217477.gif LOC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn250217477/quicklook/glg_locplot_all_bn250217477.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.