////////////////////////////////////////////////////////////////////// TITLE: GCN/OGLE NOTICE NOTICE_DATE: Mon 18 Feb 19 22:22:58 UT NOTICE_TYPE: OGLE Lensing Event SRC_ID_NUM: 201900063 SRC_RA: 263.5285d {+17h 34m 07s} (J2000), 263.8319d {+17h 35m 20s} (current), 262.7325d {+17h 30m 56s} (1950) SRC_DEC: -29.3703d {-29d 22' 12"} (J2000), -29.3820d {-29d 22' 54"} (current), -29.3370d {-29d 20' 12"} (1950) DISCOVERY_DATE: 18501 TJD; 18 DOY; 19/01/18 (yy/mm/dd) DISCOVERY_TIME: 80578 SOD {22:22:58.00} UT LEAD_TIME: 33.262 [days] MAX_DATE: 18535 TJD; 52 DOY; 19/02/21 (yy/mm/dd) MAX_TIME: 16847 SOD {04:40:47.99} UT MAX_UNCERT: 7.720 [days] CUSP_WIDTH: 18.77 +/- 6.25 [days] u0: 1.05 +/- 0.11 [RingUnits] MAX_MAG: 16.9 mag (estimated) BASE_MAG: 17.21 +/- 0.00 [mag] AMPLIFICATION: 1.30 +/- 0.07 factor LC_URL: http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0063.html SUN_POSTN: 332.06d {+22h 08m 15s} -11.48d {-11d 28' 48"} SUN_DIST: 65.52 [deg] Sun_angle= 4.5 [hr] (West of Sun) MOON_POSTN: 142.91d {+09h 31m 39s} +16.87d {+16d 52' 14"} MOON_DIST: 124.81 [deg] GAL_COORDS: 358.30, 1.90 [deg] galactic lon,lat of the burst ECL_COORDS: 264.33, -6.06 [deg] ecliptic lon,lat of the burst COMMENTS: OGLE Gravitational Lensing Event.