////////////////////////////////////////////////////////////////////// TITLE: GCN/OGLE NOTICE NOTICE_DATE: Sat 16 Mar 19 11:48:57 UT NOTICE_TYPE: OGLE Lensing Event SRC_ID_NUM: 201900276 SRC_RA: 270.4628d {+18h 01m 51s} (J2000), 270.7649d {+18h 03m 04s} (current), 269.6730d {+17h 58m 42s} (1950) SRC_DEC: -28.1947d {-28d 11' 40"} (J2000), -28.1936d {-28d 11' 36"} (current), -28.1950d {-28d 11' 41"} (1950) DISCOVERY_DATE: 18530 TJD; 47 DOY; 19/02/16 (yy/mm/dd) DISCOVERY_TIME: 42537 SOD {11:48:57.00} UT LEAD_TIME: 32.212 [days] MAX_DATE: 18562 TJD; 79 DOY; 19/03/20 (yy/mm/dd) MAX_TIME: 60825 SOD {16:53:45.59} UT MAX_UNCERT: 5.560 [days] CUSP_WIDTH: 28.02 +/- 5.29 [days] u0: 0.87 +/- 0.05 [RingUnits] MAX_MAG: 18.6 mag (estimated) BASE_MAG: 19.00 +/- 0.00 [mag] AMPLIFICATION: 1.44 +/- 0.05 factor LC_URL: http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0276.html SUN_POSTN: 355.96d {+23h 43m 51s} -1.75d {-01d 44' 52"} SUN_DIST: 84.94 [deg] Sun_angle= 5.7 [hr] (West of Sun) MOON_POSTN: 114.11d {+07h 36m 27s} +21.53d {+21d 31' 40"} MOON_DIST: 157.84 [deg] GAL_COORDS: 2.45, -2.70 [deg] galactic lon,lat of the burst ECL_COORDS: 270.41, -4.76 [deg] ecliptic lon,lat of the burst COMMENTS: OGLE Gravitational Lensing Event.