////////////////////////////////////////////////////////////////////// TITLE: GCN/OGLE NOTICE NOTICE_DATE: Sun 14 Apr 19 20:53:11 UT NOTICE_TYPE: OGLE Lensing Event SRC_ID_NUM: 201900494 SRC_RA: 271.2745d {+18h 05m 06s} (J2000), 271.5855d {+18h 06m 21s} (current), 270.4647d {+18h 01m 52s} (1950) SRC_DEC: -31.2997d {-31d 17' 58"} (J2000), -31.2970d {-31d 17' 48"} (current), -31.3039d {-31d 18' 13"} (1950) DISCOVERY_DATE: 18556 TJD; 73 DOY; 19/03/14 (yy/mm/dd) DISCOVERY_TIME: 75191 SOD {20:53:11.00} UT LEAD_TIME: 34.191 [days] MAX_DATE: 18591 TJD; 108 DOY; 19/04/18 (yy/mm/dd) MAX_TIME: 5270 SOD {01:27:50.40} UT MAX_UNCERT: 5.530 [days] CUSP_WIDTH: 38.49 +/- 3.60 [days] u0: 1.88 +/- 0.02 [RingUnits] MAX_MAG: 16.0 mag (estimated) BASE_MAG: 16.10 +/- 0.00 [mag] AMPLIFICATION: 1.07 +/- 0.00 factor LC_URL: http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0494.html SUN_POSTN: 22.81d {+01h 31m 14s} +9.54d {+09d 32' 17"} SUN_DIST: 113.02 [deg] Sun_angle= 7.4 [hr] (West of Sun) MOON_POSTN: 145.35d {+09h 41m 25s} +16.64d {+16d 38' 30"} MOON_DIST: 129.25 [deg] GAL_COORDS: 0.08, -4.83 [deg] galactic lon,lat of the burst ECL_COORDS: 271.10, -7.87 [deg] ecliptic lon,lat of the burst COMMENTS: OGLE Gravitational Lensing Event.