////////////////////////////////////////////////////////////////////// TITLE: GCN/OGLE NOTICE NOTICE_DATE: Fri 20 Apr 18 18:44:59 UT NOTICE_TYPE: OGLE Lensing Event SRC_ID_NUM: 201800654 SRC_RA: 270.5664d {+18h 02m 16s} (J2000), 270.8527d {+18h 03m 25s} (current), 269.7808d {+17h 59m 07s} (1950) SRC_DEC: -27.5315d {-27d 31' 52"} (J2000), -27.5302d {-27d 31' 48"} (current), -27.5323d {-27d 31' 55"} (1950) DISCOVERY_DATE: 18197 TJD; 79 DOY; 18/03/20 (yy/mm/dd) DISCOVERY_TIME: 67499 SOD {18:44:59.00} UT LEAD_TIME: 47.774 [days] MAX_DATE: 18245 TJD; 127 DOY; 18/05/07 (yy/mm/dd) MAX_TIME: 47952 SOD {13:19:12.00} UT MAX_UNCERT: 1.690 [days] CUSP_WIDTH: 13.22 +/- 1.17 [days] u0: 0.00 +/- 0.76 [RingUnits] MAX_MAG: 10.6 mag (estimated) BASE_MAG: 18.52 +/- 0.00 [mag] AMPLIFICATION: 130.78 +/- 0.00 factor LC_URL: http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0654.html SUN_POSTN: 28.52d {+01h 54m 05s} +11.69d {+11d 41' 40"} SUN_DIST: 119.80 [deg] Sun_angle= 7.8 [hr] (West of Sun) MOON_POSTN: 92.68d {+06h 10m 44s} +20.18d {+20d 11' 05"} MOON_DIST: 172.47 [deg] GAL_COORDS: 3.07, -2.45 [deg] galactic lon,lat of the burst ECL_COORDS: 270.50, -4.09 [deg] ecliptic lon,lat of the burst COMMENTS: OGLE Gravitational Lensing Event. COMMENTS: WARNING: Amax_error was 'nan'.