////////////////////////////////////////////////////////////////////// TITLE: GCN/OGLE NOTICE NOTICE_DATE: Thu 22 Feb 18 15:03:04 UT NOTICE_TYPE: OGLE Lensing Event SRC_ID_NUM: 201800137 SRC_RA: 267.5434d {+17h 50m 10s} (J2000), 267.8342d {+17h 51m 20s} (current), 266.7384d {+17h 46m 57s} (1950) SRC_DEC: -30.6051d {-30d 36' 17"} (J2000), -30.6092d {-30d 36' 32"} (current), -30.5912d {-30d 35' 27"} (1950) DISCOVERY_DATE: 18140 TJD; 22 DOY; 18/01/22 (yy/mm/dd) DISCOVERY_TIME: 54184 SOD {15:03:04.00} UT LEAD_TIME: 31.110 [days] MAX_DATE: 18171 TJD; 53 DOY; 18/02/22 (yy/mm/dd) MAX_TIME: 63676 SOD {17:41:16.80} UT MAX_UNCERT: 0.310 [days] CUSP_WIDTH: 14.73 +/- 1.13 [days] u0: 0.17 +/- 0.01 [RingUnits] MAX_MAG: 15.0 mag (estimated) BASE_MAG: 16.91 +/- 0.00 [mag] AMPLIFICATION: 5.83 +/- 0.61 factor LC_URL: http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0137.html SUN_POSTN: 335.84d {+22h 23m 20s} -10.06d {-10d 03' 44"} SUN_DIST: 66.02 [deg] Sun_angle= 4.5 [hr] (West of Sun) MOON_POSTN: 53.73d {+03h 34m 56s} +13.92d {+13d 55' 24"} MOON_DIST: 144.51 [deg] GAL_COORDS: 359.08, -1.71 [deg] galactic lon,lat of the burst ECL_COORDS: 267.87, -7.18 [deg] ecliptic lon,lat of the burst COMMENTS: OGLE Gravitational Lensing Event.