////////////////////////////////////////////////////////////////////// TITLE: GCN/OGLE NOTICE NOTICE_DATE: Sat 28 Apr 18 11:54:29 UT NOTICE_TYPE: OGLE Lensing Event SRC_ID_NUM: 201800702 SRC_RA: 271.3137d {+18h 05m 15s} (J2000), 271.5982d {+18h 06m 24s} (current), 270.5337d {+18h 02m 08s} (1950) SRC_DEC: -26.6093d {-26d 36' 32"} (J2000), -26.6067d {-26d 36' 23"} (current), -26.6138d {-26d 36' 49"} (1950) DISCOVERY_DATE: 18205 TJD; 87 DOY; 18/03/28 (yy/mm/dd) DISCOVERY_TIME: 42869 SOD {11:54:29.00} UT LEAD_TIME: 28.747 [days] MAX_DATE: 18234 TJD; 116 DOY; 18/04/26 (yy/mm/dd) MAX_TIME: 20995 SOD {05:49:55.19} UT MAX_UNCERT: 0.260 [days] CUSP_WIDTH: 4.50 +/- 0.28 [days] u0: 0.39 +/- 0.02 [RingUnits] MAX_MAG: 15.9 mag (estimated) BASE_MAG: 17.01 +/- 0.00 [mag] AMPLIFICATION: 2.65 +/- 0.13 factor LC_URL: http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0702.html SUN_POSTN: 35.78d {+02h 23m 08s} +14.22d {+14d 13' 26"} SUN_DIST: 126.66 [deg] Sun_angle= 8.3 [hr] (West of Sun) MOON_POSTN: 199.61d {+13h 18m 26s} -3.21d {-03d 12' 46"} MOON_DIST: 72.47 [deg] GAL_COORDS: 4.20, -2.58 [deg] galactic lon,lat of the burst ECL_COORDS: 271.18, -3.18 [deg] ecliptic lon,lat of the burst COMMENTS: OGLE Gravitational Lensing Event.