////////////////////////////////////////////////////////////////////// TITLE: GCN/OGLE NOTICE NOTICE_DATE: Mon 18 Feb 19 22:21:00 UT NOTICE_TYPE: OGLE Lensing Event SRC_ID_NUM: 201900005 SRC_RA: 268.5349d {+17h 54m 08s} (J2000), 268.8373d {+17h 55m 21s} (current), 267.7413d {+17h 50m 58s} (1950) SRC_DEC: -28.8193d {-28d 49' 08"} (J2000), -28.8217d {-28d 49' 17"} (current), -28.8103d {-28d 48' 36"} (1950) DISCOVERY_DATE: 18501 TJD; 18 DOY; 19/01/18 (yy/mm/dd) DISCOVERY_TIME: 80460 SOD {22:21:00.00} UT LEAD_TIME: 22.610 [days] MAX_DATE: 18524 TJD; 41 DOY; 19/02/10 (yy/mm/dd) MAX_TIME: 46742 SOD {12:59:02.40} UT MAX_UNCERT: 0.520 [days] CUSP_WIDTH: 11.62 +/- 1.34 [days] u0: 0.67 +/- 0.01 [RingUnits] MAX_MAG: 18.0 mag (estimated) BASE_MAG: 18.58 +/- 0.00 [mag] AMPLIFICATION: 1.73 +/- 0.02 factor LC_URL: http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0005.html SUN_POSTN: 332.06d {+22h 08m 15s} -11.48d {-11d 28' 49"} SUN_DIST: 61.13 [deg] Sun_angle= 4.2 [hr] (West of Sun) MOON_POSTN: 142.89d {+09h 31m 34s} +16.88d {+16d 52' 32"} MOON_DIST: 129.21 [deg] GAL_COORDS: 1.06, -1.54 [deg] galactic lon,lat of the burst ECL_COORDS: 268.71, -5.39 [deg] ecliptic lon,lat of the burst COMMENTS: OGLE Gravitational Lensing Event.