////////////////////////////////////////////////////////////////////// TITLE: GCN/OGLE NOTICE NOTICE_DATE: Mon 18 Feb 19 22:21:02 UT NOTICE_TYPE: OGLE Lensing Event SRC_ID_NUM: 201900006 SRC_RA: 268.5336d {+17h 54m 08s} (J2000), 268.8356d {+17h 55m 21s} (current), 267.7412d {+17h 50m 58s} (1950) SRC_DEC: -28.6343d {-28d 38' 02"} (J2000), -28.6367d {-28d 38' 11"} (current), -28.6253d {-28d 37' 30"} (1950) DISCOVERY_DATE: 18501 TJD; 18 DOY; 19/01/18 (yy/mm/dd) DISCOVERY_TIME: 80462 SOD {22:21:02.00} UT LEAD_TIME: 19.969 [days] MAX_DATE: 18521 TJD; 38 DOY; 19/02/07 (yy/mm/dd) MAX_TIME: 77759 SOD {21:35:59.99} UT MAX_UNCERT: 1.450 [days] CUSP_WIDTH: 13.39 +/- 2.39 [days] u0: 0.54 +/- 0.01 [RingUnits] MAX_MAG: 18.6 mag (estimated) BASE_MAG: 19.36 +/- 0.00 [mag] AMPLIFICATION: 2.04 +/- 0.05 factor LC_URL: http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0006.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: 1.22, -1.45 [deg] galactic lon,lat of the burst ECL_COORDS: 268.71, -5.20 [deg] ecliptic lon,lat of the burst COMMENTS: OGLE Gravitational Lensing Event.