////////////////////////////////////////////////////////////////////// TITLE: GCN/OGLE NOTICE NOTICE_DATE: Fri 09 Mar 18 04:43:11 UT NOTICE_TYPE: OGLE Lensing Event SRC_ID_NUM: 201800328 SRC_RA: 271.6699d {+18h 06m 41s} (J2000), 271.9549d {+18h 07m 49s} (current), 270.8831d {+18h 03m 32s} (1950) SRC_DEC: -27.7251d {-27d 43' 29"} (J2000), -27.7219d {-27d 43' 18"} (current), -27.7313d {-27d 43' 52"} (1950) DISCOVERY_DATE: 18158 TJD; 40 DOY; 18/02/09 (yy/mm/dd) DISCOVERY_TIME: 16991 SOD {04:43:11.00} UT LEAD_TIME: 27.265 [days] MAX_DATE: 18185 TJD; 67 DOY; 18/03/08 (yy/mm/dd) MAX_TIME: 39916 SOD {11:05:16.79} UT MAX_UNCERT: 1.580 [days] CUSP_WIDTH: 14.76 +/- 1.51 [days] u0: 0.87 +/- 0.02 [RingUnits] MAX_MAG: 17.7 mag (estimated) BASE_MAG: 18.06 +/- 0.00 [mag] AMPLIFICATION: 1.44 +/- 0.02 factor LC_URL: http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0328.html SUN_POSTN: 349.48d {+23h 17m 56s} -4.52d {-04d 31' 24"} SUN_DIST: 76.86 [deg] Sun_angle= 5.2 [hr] (West of Sun) MOON_POSTN: 254.81d {+16h 59m 14s} -18.18d {-18d 11' 04"} MOON_DIST: 18.41 [deg] GAL_COORDS: 3.38, -3.40 [deg] galactic lon,lat of the burst ECL_COORDS: 271.48, -4.29 [deg] ecliptic lon,lat of the burst COMMENTS: OGLE Gravitational Lensing Event.