////////////////////////////////////////////////////////////////////// TITLE: GCN/OGLE NOTICE NOTICE_DATE: Wed 21 Feb 18 22:54:40 UT NOTICE_TYPE: OGLE Lensing Event SRC_ID_NUM: 201800044 SRC_RA: 268.6844d {+17h 54m 44s} (J2000), 268.9829d {+17h 55m 56s} (current), 267.8581d {+17h 51m 26s} (1950) SRC_DEC: -33.7349d {-33d 44' 05"} (J2000), -33.7369d {-33d 44' 12"} (current), -33.7265d {-33d 43' 34"} (1950) DISCOVERY_DATE: 18139 TJD; 21 DOY; 18/01/21 (yy/mm/dd) DISCOVERY_TIME: 82480 SOD {22:54:40.00} UT LEAD_TIME: 20.051 [days] MAX_DATE: 18160 TJD; 42 DOY; 18/02/11 (yy/mm/dd) MAX_TIME: 518 SOD {00:08:38.40} UT MAX_UNCERT: 1.270 [days] CUSP_WIDTH: 21.57 +/- 4.09 [days] u0: 0.65 +/- 0.01 [RingUnits] MAX_MAG: 18.3 mag (estimated) BASE_MAG: 18.94 +/- 0.00 [mag] AMPLIFICATION: 1.75 +/- 0.03 factor LC_URL: http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0044.html SUN_POSTN: 335.19d {+22h 20m 46s} -10.31d {-10d 18' 27"} SUN_DIST: 64.57 [deg] Sun_angle= 4.4 [hr] (West of Sun) MOON_POSTN: 44.66d {+02h 58m 39s} +11.43d {+11d 25' 46"} MOON_DIST: 133.88 [deg] GAL_COORDS: 356.87, -4.13 [deg] galactic lon,lat of the burst ECL_COORDS: 268.89,-10.30 [deg] ecliptic lon,lat of the burst COMMENTS: OGLE Gravitational Lensing Event.