////////////////////////////////////////////////////////////////////// TITLE: GCN/OGLE NOTICE NOTICE_DATE: Mon 18 Feb 19 22:21:06 UT NOTICE_TYPE: OGLE Lensing Event SRC_ID_NUM: 201900008 SRC_RA: 268.4112d {+17h 53m 39s} (J2000), 268.7120d {+17h 54m 51s} (current), 267.6219d {+17h 50m 29s} (1950) SRC_DEC: -28.1423d {-28d 08' 31"} (J2000), -28.1450d {-28d 08' 41"} (current), -28.1327d {-28d 07' 57"} (1950) DISCOVERY_DATE: 18501 TJD; 18 DOY; 19/01/18 (yy/mm/dd) DISCOVERY_TIME: 80466 SOD {22:21:06.00} UT LEAD_TIME: 54.580 [days] MAX_DATE: 18556 TJD; 73 DOY; 19/03/14 (yy/mm/dd) MAX_TIME: 44150 SOD {12:15:50.39} UT MAX_UNCERT: 6.080 [days] CUSP_WIDTH: 68.45 +/- 3.62 [days] u0: 0.50 +/- 0.05 [RingUnits] MAX_MAG: 17.5 mag (estimated) BASE_MAG: 18.37 +/- 0.00 [mag] AMPLIFICATION: 2.16 +/- 0.21 factor LC_URL: http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0008.html SUN_POSTN: 332.06d {+22h 08m 15s} -11.48d {-11d 28' 49"} SUN_DIST: 61.22 [deg] Sun_angle= 4.2 [hr] (West of Sun) MOON_POSTN: 142.89d {+09h 31m 34s} +16.88d {+16d 52' 31"} MOON_DIST: 129.11 [deg] GAL_COORDS: 1.59, -1.10 [deg] galactic lon,lat of the burst ECL_COORDS: 268.59, -4.71 [deg] ecliptic lon,lat of the burst COMMENTS: OGLE Gravitational Lensing Event.