////////////////////////////////////////////////////////////////////// TITLE: GCN/OGLE NOTICE NOTICE_DATE: Thu 22 Feb 18 15:02:46 UT NOTICE_TYPE: OGLE Lensing Event SRC_ID_NUM: 201800128 SRC_RA: 272.6782d {+18h 10m 43s} (J2000), 272.9622d {+18h 11m 51s} (current), 271.8918d {+18h 07m 34s} (1950) SRC_DEC: -27.6617d {-27d 39' 41"} (J2000), -27.6568d {-27d 39' 23"} (current), -27.6728d {-27d 40' 21"} (1950) DISCOVERY_DATE: 18140 TJD; 22 DOY; 18/01/22 (yy/mm/dd) DISCOVERY_TIME: 54166 SOD {15:02:46.00} UT LEAD_TIME: -14.529 [days] MAX_DATE: 18126 TJD; 8 DOY; 18/01/08 (yy/mm/dd) MAX_TIME: 8467 SOD {02:21:07.20} UT MAX_UNCERT: 3.430 [days] CUSP_WIDTH: 63.43 +/- 2.36 [days] u0: 1.78 +/- 0.02 [RingUnits] MAX_MAG: 15.8 mag (estimated) BASE_MAG: 15.86 +/- 0.00 [mag] AMPLIFICATION: 1.08 +/- 0.00 factor LC_URL: http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0128.html SUN_POSTN: 335.83d {+22h 23m 20s} -10.06d {-10d 03' 44"} SUN_DIST: 61.40 [deg] Sun_angle= 4.2 [hr] (West of Sun) MOON_POSTN: 53.73d {+03h 34m 55s} +13.92d {+13d 55' 22"} MOON_DIST: 141.04 [deg] GAL_COORDS: 3.86, -4.15 [deg] galactic lon,lat of the burst ECL_COORDS: 272.38, -4.24 [deg] ecliptic lon,lat of the burst COMMENTS: OGLE Gravitational Lensing Event.