////////////////////////////////////////////////////////////////////// TITLE: GCN/OGLE NOTICE NOTICE_DATE: Wed 21 Feb 18 22:54:28 UT NOTICE_TYPE: OGLE Lensing Event SRC_ID_NUM: 201800038 SRC_RA: 267.8046d {+17h 51m 13s} (J2000), 268.0948d {+17h 52m 23s} (current), 267.0012d {+17h 48m 00s} (1950) SRC_DEC: -30.3555d {-30d 21' 19"} (J2000), -30.3591d {-30d 21' 32"} (current), -30.3429d {-30d 20' 33"} (1950) DISCOVERY_DATE: 18139 TJD; 21 DOY; 18/01/21 (yy/mm/dd) DISCOVERY_TIME: 82468 SOD {22:54:28.00} UT LEAD_TIME: 33.884 [days] MAX_DATE: 18173 TJD; 55 DOY; 18/02/24 (yy/mm/dd) MAX_TIME: 72403 SOD {20:06:43.19} UT MAX_UNCERT: 5.700 [days] CUSP_WIDTH: 11.01 +/- 3.19 [days] u0: 1.78 +/- 0.11 [RingUnits] MAX_MAG: 16.8 mag (estimated) BASE_MAG: 16.91 +/- 0.00 [mag] AMPLIFICATION: 1.08 +/- 0.01 factor LC_URL: http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0038.html SUN_POSTN: 335.19d {+22h 20m 46s} -10.31d {-10d 18' 27"} SUN_DIST: 65.11 [deg] Sun_angle= 4.5 [hr] (West of Sun) MOON_POSTN: 44.66d {+02h 58m 38s} +11.43d {+11d 25' 44"} MOON_DIST: 135.59 [deg] GAL_COORDS: 359.41, -1.77 [deg] galactic lon,lat of the burst ECL_COORDS: 268.09, -6.93 [deg] ecliptic lon,lat of the burst COMMENTS: OGLE Gravitational Lensing Event.