////////////////////////////////////////////////////////////////////// TITLE: GCN/FERMI NOTICE NOTICE_DATE: Thu 23 Apr 20 13:54:23 UT NOTICE_TYPE: Fermi-GBM Alert RECORD_NUM: 1 TRIGGER_NUM: 609342856 GRB_DATE: 18962 TJD; 114 DOY; 20/04/23 GRB_TIME: 50051.37 SOD {13:54:11.37} UT TRIGGER_SIGNIF: 6.4 [sigma] TRIGGER_DUR: 0.064 [sec] E_RANGE: 3-4 [chan] 47-291 [keV] ALGORITHM: 5 DETECTORS: 0,0,0, 1,1,0, 1,1,1, 0,0,0, 0,0, LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2020/bn200423579/quicklook/glg_lc_medres34_bn200423579.gif COMMENTS: Fermi-GBM Trigger Alert. COMMENTS: This trigger occurred at longitude,latitude = 78.57,11.68 [deg]. COMMENTS: The LC_URL file will not be created until ~15 min after the trigger. ////////////////////////////////////////////////////////////////////// TITLE: GCN/FERMI NOTICE NOTICE_DATE: Thu 23 Apr 20 13:54:35 UT NOTICE_TYPE: Fermi-GBM Flight Position RECORD_NUM: 50 TRIGGER_NUM: 609342856 GRB_RA: 313.350d {+20h 53m 24s} (J2000), 313.447d {+20h 53m 47s} (current), 313.111d {+20h 52m 27s} (1950) GRB_DEC: +63.267d {+63d 16' 00"} (J2000), +63.344d {+63d 20' 40"} (current), +63.076d {+63d 04' 34"} (1950) GRB_ERROR: 14.72 [deg radius, statistical plus systematic] GRB_INTEN: 627 [cnts/sec] DATA_SIGNIF: 6.40 [sigma] INTEG_TIME: 0.064 [sec] GRB_DATE: 18962 TJD; 114 DOY; 20/04/23 GRB_TIME: 50051.37 SOD {13:54:11.37} UT GRB_PHI: 279.00 [deg] GRB_THETA: 60.00 [deg] DATA_TIME_SCALE: 0.0640 [sec] HARD_RATIO: 0.15 LOC_ALGORITHM: 3 (version number of) MOST_LIKELY: 83% GRB 2nd_MOST_LIKELY: 15% Cyg X-1 DETECTORS: 0,0,0, 1,1,0, 1,1,1, 0,0,0, 0,0, SUN_POSTN: 31.63d {+02h 06m 31s} +12.81d {+12d 48' 25"} SUN_DIST: 73.28 [deg] Sun_angle= 5.2 [hr] (West of Sun) MOON_POSTN: 38.05d {+02h 32m 12s} +10.77d {+10d 46' 19"} MOON_DIST: 77.97 [deg] MOON_ILLUM: 0 [%] GAL_COORDS: 99.61, 11.78 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 10.12, 71.72 [deg] ecliptic lon,lat of the burst (or transient) LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2020/bn200423579/quicklook/glg_lc_medres34_bn200423579.gif COMMENTS: Fermi-GBM Flight-calculated Coordinates. COMMENTS: This trigger occurred at longitude,latitude = 78.57,11.68 [deg]. COMMENTS: The LC_URL file will not be created until ~15 min after the trigger. ////////////////////////////////////////////////////////////////////// TITLE: GCN/FERMI NOTICE NOTICE_DATE: Thu 23 Apr 20 13:54:51 UT NOTICE_TYPE: Fermi-GBM Ground Position RECORD_NUM: 60 TRIGGER_NUM: 609342856 GRB_RA: 314.540d {+20h 58m 10s} (J2000), 314.666d {+20h 58m 40s} (current), 314.228d {+20h 56m 55s} (1950) GRB_DEC: +58.930d {+58d 55' 48"} (J2000), +59.009d {+59d 00' 34"} (current), +58.735d {+58d 44' 07"} (1950) GRB_ERROR: 7.81 [deg radius, statistical only] DATA_SIGNIF: 8.30 [sigma] DATA_INTERVAL: 0.064 [sec] GRB_DATE: 18962 TJD; 114 DOY; 20/04/23 GRB_TIME: 50051.37 SOD {13:54:11.37} UT GRB_PHI: 281.00 [deg] GRB_THETA: 64.00 [deg] E_RANGE: 44.032 - 279.965 [keV] LOC_ALGORITHM: 4173 (Gnd S/W Version number) SUN_POSTN: 31.63d {+02h 06m 31s} +12.81d {+12d 48' 25"} SUN_DIST: 72.34 [deg] Sun_angle= 5.1 [hr] (West of Sun) MOON_POSTN: 38.05d {+02h 32m 13s} +10.77d {+10d 46' 22"} MOON_DIST: 77.38 [deg] MOON_ILLUM: 0 [%] GAL_COORDS: 96.56, 8.59 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 0.51, 68.78 [deg] ecliptic lon,lat of the burst (or transient) LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2020/bn200423579/quicklook/glg_lc_medres34_bn200423579.gif POS_MAP_URL: http://gcn.gsfc.nasa.gov/notices_f/gbm_gnd_loc_map_609342856.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: Thu 23 Apr 20 14:03:34 UT NOTICE_TYPE: Fermi-GBM Final Position RECORD_NUM: 0 TRIGGER_NUM: 609342856 GRB_RA: 325.020d {+21h 40m 05s} (J2000), 325.129d {+21h 40m 31s} (current), 324.751d {+21h 39m 00s} (1950) GRB_DEC: +66.780d {+66d 46' 48"} (J2000), +66.873d {+66d 52' 22"} (current), +66.552d {+66d 33' 08"} (1950) GRB_ERROR: 11.20 [deg radius, statistical only] GRB_DATE: 18962 TJD; 114 DOY; 20/04/23 GRB_TIME: 50051.37 SOD {13:54:11.37} UT GRB_PHI: 283.00 [deg] GRB_THETA: 55.00 [deg] E_RANGE: 44.032 - 279.965 [keV] LOC_ALGORITHM: 41731 (Gnd S/W Version number) SUN_POSTN: 31.63d {+02h 06m 32s} +12.81d {+12d 48' 32"} SUN_DIST: 69.11 [deg] Sun_angle= 4.4 [hr] (West of Sun) MOON_POSTN: 38.12d {+02h 32m 29s} +10.80d {+10d 47' 57"} MOON_DIST: 73.43 [deg] MOON_ILLUM: 0 [%] GAL_COORDS: 105.64, 10.58 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 26.09, 68.92 [deg] ecliptic lon,lat of the burst (or transient) LC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2020/bn200423579/quicklook/glg_lc_medres34_bn200423579.gif LOC_URL: http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2020/bn200423579/quicklook/glg_locplot_all_bn200423579.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 Short GRB.