////////////////////////////////////////////////////////////////////// TITLE: GCN/OGLE NOTICE NOTICE_DATE: Sat 24 Mar 18 21:09:42 UT NOTICE_TYPE: OGLE Lensing Event SRC_ID_NUM: 201800460 SRC_RA: 271.4546d {+18h 05m 49s} (J2000), 271.7417d {+18h 06m 58s} (current), 270.6639d {+18h 02m 39s} (1950) SRC_DEC: -28.3479d {-28d 20' 51"} (J2000), -28.3451d {-28d 20' 41"} (current), -28.3530d {-28d 21' 10"} (1950) DISCOVERY_DATE: 18173 TJD; 55 DOY; 18/02/24 (yy/mm/dd) DISCOVERY_TIME: 76182 SOD {21:09:42.00} UT LEAD_TIME: 26.528 [days] MAX_DATE: 18200 TJD; 82 DOY; 18/03/23 (yy/mm/dd) MAX_TIME: 35424 SOD {09:50:24.00} UT MAX_UNCERT: 0.010 [days] CUSP_WIDTH: 2.10 +/- 0.13 [days] u0: 0.20 +/- 0.01 [RingUnits] MAX_MAG: 18.4 mag (estimated) BASE_MAG: 20.13 +/- 0.00 [mag] AMPLIFICATION: 5.03 +/- 0.46 factor LC_URL: http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0460.html SUN_POSTN: 3.84d {+00h 15m 21s} +1.66d {+01d 39' 39"} SUN_DIST: 92.63 [deg] Sun_angle= 6.1 [hr] (West of Sun) MOON_POSTN: 97.69d {+06h 30m 45s} +20.21d {+20d 12' 52"} MOON_DIST: 170.23 [deg] GAL_COORDS: 2.74, -3.53 [deg] galactic lon,lat of the burst ECL_COORDS: 271.28, -4.92 [deg] ecliptic lon,lat of the burst COMMENTS: OGLE Gravitational Lensing Event.