////////////////////////////////////////////////////////////////////// TITLE: GCN/OGLE NOTICE NOTICE_DATE: Mon 26 Feb 18 20:30:41 UT NOTICE_TYPE: OGLE Lensing Event SRC_ID_NUM: 201800262 SRC_RA: 266.2276d {+17h 44m 55s} (J2000), 266.5062d {+17h 46m 01s} (current), 265.4571d {+17h 41m 50s} (1950) SRC_DEC: -25.1027d {-25d 06' 09"} (J2000), -25.1091d {-25d 06' 32"} (current), -25.0825d {-25d 04' 56"} (1950) DISCOVERY_DATE: 18144 TJD; 26 DOY; 18/01/26 (yy/mm/dd) DISCOVERY_TIME: 73841 SOD {20:30:41.00} UT LEAD_TIME: 30.280 [days] MAX_DATE: 18175 TJD; 57 DOY; 18/02/26 (yy/mm/dd) MAX_TIME: 11663 SOD {03:14:23.99} UT MAX_UNCERT: 12.780 [days] CUSP_WIDTH: 22.96 +/- 28.09 [days] u0: 0.72 +/- 0.07 [RingUnits] MAX_MAG: 19.5 mag (estimated) BASE_MAG: 20.05 +/- 0.00 [mag] AMPLIFICATION: 1.64 +/- 0.11 factor LC_URL: http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0262.html SUN_POSTN: 339.84d {+22h 39m 22s} -8.50d {-08d 29' 45"} SUN_DIST: 71.37 [deg] Sun_angle= 4.9 [hr] (West of Sun) MOON_POSTN: 116.88d {+07h 47m 31s} +19.49d {+19d 29' 16"} MOON_DIST: 151.41 [deg] GAL_COORDS: 3.19, 2.13 [deg] galactic lon,lat of the burst ECL_COORDS: 266.58, -1.71 [deg] ecliptic lon,lat of the burst COMMENTS: OGLE Gravitational Lensing Event.