////////////////////////////////////////////////////////////////////// TITLE: GCN/OGLE NOTICE NOTICE_DATE: Thu 12 Jul 18 19:43:03 UT NOTICE_TYPE: OGLE Lensing Event SRC_ID_NUM: 201801274 SRC_RA: 270.5088d {+18h 02m 02s} (J2000), 270.8014d {+18h 03m 12s} (current), 269.7158d {+17h 58m 52s} (1950) SRC_DEC: -28.7143d {-28d 42' 50"} (J2000), -28.7131d {-28d 42' 46"} (current), -28.7148d {-28d 42' 52"} (1950) DISCOVERY_DATE: 18281 TJD; 163 DOY; 18/06/12 (yy/mm/dd) DISCOVERY_TIME: 70983 SOD {19:43:03.00} UT LEAD_TIME: 37.931 [days] MAX_DATE: 18319 TJD; 201 DOY; 18/07/20 (yy/mm/dd) MAX_TIME: 65059 SOD {18:04:19.20} UT MAX_UNCERT: 4.940 [days] CUSP_WIDTH: 17.60 +/- 2.25 [days] u0: 1.14 +/- 0.10 [RingUnits] MAX_MAG: 18.2 mag (estimated) BASE_MAG: 18.42 +/- 0.00 [mag] AMPLIFICATION: 1.25 +/- 0.05 factor LC_URL: http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-1274.html SUN_POSTN: 112.07d {+07h 28m 18s} +21.89d {+21d 53' 09"} SUN_DIST: 159.63 [deg] Sun_angle= -10.6 [hr] (East of Sun) MOON_POSTN: 107.28d {+07h 09m 08s} +20.72d {+20d 42' 56"} MOON_DIST: 163.05 [deg] GAL_COORDS: 2.01, -2.99 [deg] galactic lon,lat of the burst ECL_COORDS: 270.45, -5.28 [deg] ecliptic lon,lat of the burst COMMENTS: OGLE Gravitational Lensing Event.