////////////////////////////////////////////////////////////////////// TITLE: GCN/OGLE NOTICE NOTICE_DATE: Mon 26 Feb 18 20:30:11 UT NOTICE_TYPE: OGLE Lensing Event SRC_ID_NUM: 201800247 SRC_RA: 272.1356d {+18h 08m 33s} (J2000), 272.4240d {+18h 09m 42s} (current), 271.3378d {+18h 05m 21s} (1950) SRC_DEC: -29.4769d {-29d 28' 36"} (J2000), -29.4729d {-29d 28' 21"} (current), -29.4853d {-29d 29' 06"} (1950) DISCOVERY_DATE: 18144 TJD; 26 DOY; 18/01/26 (yy/mm/dd) DISCOVERY_TIME: 73811 SOD {20:30:11.00} UT LEAD_TIME: 44.592 [days] MAX_DATE: 18189 TJD; 71 DOY; 18/03/12 (yy/mm/dd) MAX_TIME: 38534 SOD {10:42:14.39} UT MAX_UNCERT: 2.680 [days] CUSP_WIDTH: 13.95 +/- 2.21 [days] u0: 0.00 +/- 0.99 [RingUnits] MAX_MAG: 10.7 mag (estimated) BASE_MAG: 18.72 +/- 0.00 [mag] AMPLIFICATION: 277.18 +/- 0.00 factor LC_URL: http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0247.html SUN_POSTN: 339.84d {+22h 39m 22s} -8.50d {-08d 29' 45"} SUN_DIST: 66.21 [deg] Sun_angle= 4.5 [hr] (West of Sun) MOON_POSTN: 116.87d {+07h 47m 29s} +19.49d {+19d 29' 18"} MOON_DIST: 155.68 [deg] GAL_COORDS: 2.04, -4.60 [deg] galactic lon,lat of the burst ECL_COORDS: 271.87, -6.05 [deg] ecliptic lon,lat of the burst COMMENTS: OGLE Gravitational Lensing Event. COMMENTS: WARNING: Amax_error was 'nan'.