////////////////////////////////////////////////////////////////////// TITLE: GCN/OGLE NOTICE NOTICE_DATE: Sun 02 Sep 18 14:09:43 UT NOTICE_TYPE: OGLE Lensing Event SRC_ID_NUM: 201801583 SRC_RA: 271.1296d {+18h 04m 31s} (J2000), 271.4219d {+18h 05m 41s} (current), 270.3433d {+18h 01m 22s} (1950) SRC_DEC: -27.6420d {-27d 38' 30"} (J2000), -27.6397d {-27d 38' 22"} (current), -27.6456d {-27d 38' 43"} (1950) DISCOVERY_DATE: 18332 TJD; 214 DOY; 18/08/02 (yy/mm/dd) DISCOVERY_TIME: 50983 SOD {14:09:43.00} UT LEAD_TIME: 23.485 [days] MAX_DATE: 18356 TJD; 238 DOY; 18/08/26 (yy/mm/dd) MAX_TIME: 6480 SOD {01:48:00.00} UT MAX_UNCERT: 1.470 [days] CUSP_WIDTH: 115.43 +/- 20.92 [days] u0: 0.11 +/- 0.03 [RingUnits] MAX_MAG: 16.3 mag (estimated) BASE_MAG: 18.63 +/- 0.00 [mag] AMPLIFICATION: 8.81 +/- 2.47 factor LC_URL: http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-1583.html SUN_POSTN: 161.59d {+10h 46m 22s} +7.79d {+07d 47' 38"} SUN_DIST: 111.14 [deg] Sun_angle= -7.3 [hr] (East of Sun) MOON_POSTN: 62.32d {+04h 09m 18s} +16.35d {+16d 21' 14"} MOON_DIST: 150.85 [deg] GAL_COORDS: 3.22, -2.94 [deg] galactic lon,lat of the burst ECL_COORDS: 271.00, -4.21 [deg] ecliptic lon,lat of the burst COMMENTS: OGLE Gravitational Lensing Event.