////////////////////////////////////////////////////////////////////// TITLE: GCN/OGLE NOTICE NOTICE_DATE: Mon 18 Feb 19 22:20:54 UT NOTICE_TYPE: OGLE Lensing Event SRC_ID_NUM: 201900002 SRC_RA: 268.3269d {+17h 53m 18s} (J2000), 268.6297d {+17h 54m 31s} (current), 267.5324d {+17h 50m 08s} (1950) SRC_DEC: -28.9671d {-28d 58' 01"} (J2000), -28.9699d {-28d 58' 11"} (current), -28.9570d {-28d 57' 24"} (1950) DISCOVERY_DATE: 18501 TJD; 18 DOY; 19/01/18 (yy/mm/dd) DISCOVERY_TIME: 80454 SOD {22:20:54.00} UT LEAD_TIME: 22.532 [days] MAX_DATE: 18524 TJD; 41 DOY; 19/02/10 (yy/mm/dd) MAX_TIME: 40003 SOD {11:06:43.19} UT MAX_UNCERT: 0.000 [days] CUSP_WIDTH: 2.05 +/- 0.01 [days] u0: 0.52 +/- 0.00 [RingUnits] MAX_MAG: 15.2 mag (estimated) BASE_MAG: 15.99 +/- 0.00 [mag] AMPLIFICATION: 2.09 +/- 0.01 factor LC_URL: http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0002.html SUN_POSTN: 332.06d {+22h 08m 15s} -11.48d {-11d 28' 49"} SUN_DIST: 61.32 [deg] Sun_angle= 4.2 [hr] (West of Sun) MOON_POSTN: 142.89d {+09h 31m 33s} +16.88d {+16d 52' 33"} MOON_DIST: 129.02 [deg] GAL_COORDS: 0.84, -1.46 [deg] galactic lon,lat of the burst ECL_COORDS: 268.53, -5.54 [deg] ecliptic lon,lat of the burst COMMENTS: OGLE Gravitational Lensing Event.