////////////////////////////////////////////////////////////////////// TITLE: GCN/OGLE NOTICE NOTICE_DATE: Sat 24 Feb 18 20:50:35 UT NOTICE_TYPE: OGLE Lensing Event SRC_ID_NUM: 201800223 SRC_RA: 267.5169d {+17h 50m 04s} (J2000), 267.8176d {+17h 51m 16s} (current), 266.6848d {+17h 46m 44s} (1950) SRC_DEC: -34.5689d {-34d 34' 07"} (J2000), -34.5730d {-34d 34' 22"} (current), -34.5548d {-34d 33' 16"} (1950) DISCOVERY_DATE: 18142 TJD; 24 DOY; 18/01/24 (yy/mm/dd) DISCOVERY_TIME: 75035 SOD {20:50:35.00} UT LEAD_TIME: 38.943 [days] MAX_DATE: 18181 TJD; 63 DOY; 18/03/04 (yy/mm/dd) MAX_TIME: 70070 SOD {19:27:50.40} UT MAX_UNCERT: 27.010 [days] CUSP_WIDTH: 47.39 +/- 12.58 [days] u0: 1.53 +/- 0.11 [RingUnits] MAX_MAG: 17.8 mag (estimated) BASE_MAG: 17.89 +/- 0.00 [mag] AMPLIFICATION: 1.12 +/- 0.02 factor LC_URL: http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0223.html SUN_POSTN: 337.96d {+22h 31m 51s} -9.24d {-09d 14' 13"} SUN_DIST: 68.46 [deg] Sun_angle= 4.7 [hr] (West of Sun) MOON_POSTN: 86.19d {+05h 44m 45s} +19.54d {+19d 32' 40"} MOON_DIST: 164.90 [deg] GAL_COORDS: 355.66, -3.72 [deg] galactic lon,lat of the burst ECL_COORDS: 267.92,-11.15 [deg] ecliptic lon,lat of the burst COMMENTS: OGLE Gravitational Lensing Event.