////////////////////////////////////////////////////////////////////// TITLE: GCN/OGLE NOTICE NOTICE_DATE: Fri 18 May 18 07:56:04 UT NOTICE_TYPE: OGLE Lensing Event SRC_ID_NUM: 201800833 SRC_RA: 268.8898d {+17h 55m 34s} (J2000), 269.1891d {+17h 56m 45s} (current), 268.0720d {+17h 52m 17s} (1950) SRC_DEC: -32.4953d {-32d 29' 42"} (J2000), -32.4970d {-32d 29' 48"} (current), -32.4879d {-32d 29' 16"} (1950) DISCOVERY_DATE: 18226 TJD; 108 DOY; 18/04/18 (yy/mm/dd) DISCOVERY_TIME: 28564 SOD {07:56:04.00} UT LEAD_TIME: 32.842 [days] MAX_DATE: 18259 TJD; 141 DOY; 18/05/21 (yy/mm/dd) MAX_TIME: 14947 SOD {04:09:07.19} UT MAX_UNCERT: 3.930 [days] CUSP_WIDTH: 11.41 +/- 2.81 [days] u0: 0.68 +/- 0.16 [RingUnits] MAX_MAG: 18.8 mag (estimated) BASE_MAG: 19.33 +/- 0.00 [mag] AMPLIFICATION: 1.71 +/- 0.29 factor LC_URL: http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0833.html SUN_POSTN: 55.07d {+03h 40m 16s} +19.56d {+19d 33' 51"} SUN_DIST: 146.91 [deg] Sun_angle= 9.7 [hr] (West of Sun) MOON_POSTN: 96.61d {+06h 26m 26s} +20.50d {+20d 29' 56"} MOON_DIST: 166.30 [deg] GAL_COORDS: 358.03, -3.66 [deg] galactic lon,lat of the burst ECL_COORDS: 269.05, -9.06 [deg] ecliptic lon,lat of the burst COMMENTS: OGLE Gravitational Lensing Event.