////////////////////////////////////////////////////////////////////// TITLE: GCN/OGLE NOTICE NOTICE_DATE: Sat 24 Mar 18 21:10:18 UT NOTICE_TYPE: OGLE Lensing Event SRC_ID_NUM: 201800478 SRC_RA: 264.0108d {+17h 36m 03s} (J2000), 264.2972d {+17h 37m 11s} (current), 263.2223d {+17h 32m 53s} (1950) SRC_DEC: -28.1601d {-28d 09' 35"} (J2000), -28.1704d {-28d 10' 12"} (current), -28.1291d {-28d 07' 44"} (1950) DISCOVERY_DATE: 18173 TJD; 55 DOY; 18/02/24 (yy/mm/dd) DISCOVERY_TIME: 76218 SOD {21:10:18.00} UT LEAD_TIME: 25.240 [days] MAX_DATE: 18199 TJD; 81 DOY; 18/03/22 (yy/mm/dd) MAX_TIME: 10540 SOD {02:55:40.79} UT MAX_UNCERT: 1.610 [days] CUSP_WIDTH: 15.02 +/- 2.56 [days] u0: 0.56 +/- 0.02 [RingUnits] MAX_MAG: 19.6 mag (estimated) BASE_MAG: 20.33 +/- 0.00 [mag] AMPLIFICATION: 1.96 +/- 0.07 factor LC_URL: http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0478.html SUN_POSTN: 3.84d {+00h 15m 21s} +1.66d {+01d 39' 39"} SUN_DIST: 99.19 [deg] Sun_angle= 6.6 [hr] (West of Sun) MOON_POSTN: 97.69d {+06h 30m 47s} +20.21d {+20d 12' 52"} MOON_DIST: 165.43 [deg] GAL_COORDS: 359.54, 2.19 [deg] galactic lon,lat of the burst ECL_COORDS: 264.70, -4.83 [deg] ecliptic lon,lat of the burst COMMENTS: OGLE Gravitational Lensing Event.