////////////////////////////////////////////////////////////////////// TITLE: GCN/OGLE NOTICE NOTICE_DATE: Fri 23 Feb 18 14:47:30 UT NOTICE_TYPE: OGLE Lensing Event SRC_ID_NUM: 201800192 SRC_RA: 269.8127d {+17h 59m 15s} (J2000), 270.0966d {+18h 00m 23s} (current), 269.0268d {+17h 56m 06s} (1950) SRC_DEC: -27.5779d {-27d 34' 39"} (J2000), -27.5780d {-27d 34' 40"} (current), -27.5751d {-27d 34' 29"} (1950) DISCOVERY_DATE: 18141 TJD; 23 DOY; 18/01/23 (yy/mm/dd) DISCOVERY_TIME: 53250 SOD {14:47:30.00} UT LEAD_TIME: 37.114 [days] MAX_DATE: 18178 TJD; 60 DOY; 18/03/01 (yy/mm/dd) MAX_TIME: 63071 SOD {17:31:11.99} UT MAX_UNCERT: 2.470 [days] CUSP_WIDTH: 10.35 +/- 1.59 [days] u0: 0.53 +/- 0.18 [RingUnits] MAX_MAG: 18.0 mag (estimated) BASE_MAG: 18.79 +/- 0.00 [mag] AMPLIFICATION: 2.05 +/- 0.56 factor LC_URL: http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0192.html SUN_POSTN: 336.78d {+22h 27m 06s} -9.70d {-09d 41' 58"} SUN_DIST: 64.92 [deg] Sun_angle= 4.4 [hr] (West of Sun) MOON_POSTN: 67.64d {+04h 30m 34s} +17.01d {+17d 00' 30"} MOON_DIST: 156.75 [deg] GAL_COORDS: 2.70, -1.89 [deg] galactic lon,lat of the burst ECL_COORDS: 269.83, -4.14 [deg] ecliptic lon,lat of the burst COMMENTS: OGLE Gravitational Lensing Event.