////////////////////////////////////////////////////////////////////// TITLE: GCN/OGLE NOTICE NOTICE_DATE: Fri 23 Feb 18 14:48:12 UT NOTICE_TYPE: OGLE Lensing Event SRC_ID_NUM: 201800213 SRC_RA: 270.7599d {+18h 03m 02s} (J2000), 271.0417d {+18h 04m 10s} (current), 269.9798d {+17h 59m 55s} (1950) SRC_DEC: -26.6333d {-26d 37' 59"} (J2000), -26.6317d {-26d 37' 53"} (current), -26.6351d {-26d 38' 05"} (1950) DISCOVERY_DATE: 18141 TJD; 23 DOY; 18/01/23 (yy/mm/dd) DISCOVERY_TIME: 53292 SOD {14:48:12.00} UT LEAD_TIME: 25.402 [days] MAX_DATE: 18167 TJD; 49 DOY; 18/02/18 (yy/mm/dd) MAX_TIME: 1641 SOD {00:27:21.59} UT MAX_UNCERT: 0.050 [days] CUSP_WIDTH: 4.52 +/- 0.11 [days] u0: 0.30 +/- 0.01 [RingUnits] MAX_MAG: 17.2 mag (estimated) BASE_MAG: 18.51 +/- 0.00 [mag] AMPLIFICATION: 3.37 +/- 0.16 factor LC_URL: http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0213.html SUN_POSTN: 336.78d {+22h 27m 06s} -9.70d {-09d 41' 58"} SUN_DIST: 64.05 [deg] Sun_angle= 4.4 [hr] (West of Sun) MOON_POSTN: 67.65d {+04h 30m 36s} +17.01d {+17d 00' 34"} MOON_DIST: 156.30 [deg] GAL_COORDS: 3.94, -2.16 [deg] galactic lon,lat of the burst ECL_COORDS: 270.68, -3.20 [deg] ecliptic lon,lat of the burst COMMENTS: OGLE Gravitational Lensing Event.