////////////////////////////////////////////////////////////////////// TITLE: GCN/OGLE NOTICE NOTICE_DATE: Fri 30 Mar 18 17:29:54 UT NOTICE_TYPE: OGLE Lensing Event SRC_ID_NUM: 201800497 SRC_RA: 268.7497d {+17h 55m 00s} (J2000), 269.0380d {+17h 56m 09s} (current), 267.9563d {+17h 51m 50s} (1950) SRC_DEC: -28.7832d {-28d 46' 59"} (J2000), -28.7852d {-28d 47' 06"} (current), -28.7752d {-28d 46' 30"} (1950) DISCOVERY_DATE: 18179 TJD; 61 DOY; 18/03/02 (yy/mm/dd) DISCOVERY_TIME: 62994 SOD {17:29:54.00} UT LEAD_TIME: 35.902 [days] MAX_DATE: 18215 TJD; 97 DOY; 18/04/07 (yy/mm/dd) MAX_TIME: 54518 SOD {15:08:38.40} UT MAX_UNCERT: 3.590 [days] CUSP_WIDTH: 19.79 +/- 2.36 [days] u0: 0.92 +/- 0.07 [RingUnits] MAX_MAG: 18.3 mag (estimated) BASE_MAG: 18.62 +/- 0.00 [mag] AMPLIFICATION: 1.39 +/- 0.05 factor LC_URL: http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0497.html SUN_POSTN: 9.16d {+00h 36m 38s} +3.95d {+03d 56' 48"} SUN_DIST: 100.77 [deg] Sun_angle= 6.7 [hr] (West of Sun) MOON_POSTN: 181.38d {+12h 05m 30s} +3.50d {+03d 29' 46"} MOON_DIST: 89.64 [deg] GAL_COORDS: 1.18, -1.68 [deg] galactic lon,lat of the burst ECL_COORDS: 268.90, -5.35 [deg] ecliptic lon,lat of the burst COMMENTS: OGLE Gravitational Lensing Event.