////////////////////////////////////////////////////////////////////// TITLE: GCN/OGLE NOTICE NOTICE_DATE: Sat 02 Mar 19 21:00:30 UT NOTICE_TYPE: OGLE Lensing Event SRC_ID_NUM: 201900163 SRC_RA: 270.2346d {+18h 00m 56s} (J2000), 270.5312d {+18h 02m 07s} (current), 269.4579d {+17h 57m 50s} (1950) SRC_DEC: -26.0657d {-26d 03' 56"} (J2000), -26.0650d {-26d 03' 53"} (current), -26.0650d {-26d 03' 53"} (1950) DISCOVERY_DATE: 18516 TJD; 33 DOY; 19/02/02 (yy/mm/dd) DISCOVERY_TIME: 75630 SOD {21:00:30.00} UT LEAD_TIME: 22.592 [days] MAX_DATE: 18539 TJD; 56 DOY; 19/02/25 (yy/mm/dd) MAX_TIME: 40348 SOD {11:12:28.80} UT MAX_UNCERT: 2.290 [days] CUSP_WIDTH: 76.81 +/- 10.56 [days] u0: 0.35 +/- 0.00 [RingUnits] MAX_MAG: 18.7 mag (estimated) BASE_MAG: 19.84 +/- 0.00 [mag] AMPLIFICATION: 2.91 +/- 0.05 factor LC_URL: http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0163.html SUN_POSTN: 343.39d {+22h 53m 33s} -7.06d {-07d 03' 51"} SUN_DIST: 71.53 [deg] Sun_angle= 4.9 [hr] (West of Sun) MOON_POSTN: 303.13d {+20h 12m 32s} -20.37d {-20d 21' 57"} MOON_DIST: 30.42 [deg] GAL_COORDS: 4.20, -1.47 [deg] galactic lon,lat of the burst ECL_COORDS: 270.21, -2.63 [deg] ecliptic lon,lat of the burst COMMENTS: OGLE Gravitational Lensing Event.