////////////////////////////////////////////////////////////////////// TITLE: GCN/OGLE NOTICE NOTICE_DATE: Fri 23 Mar 18 22:29:01 UT NOTICE_TYPE: OGLE Lensing Event SRC_ID_NUM: 201800426 SRC_RA: 265.8780d {+17h 43m 31s} (J2000), 266.1800d {+17h 44m 43s} (current), 265.0462d {+17h 40m 11s} (1950) SRC_DEC: -34.5834d {-34d 35' 00"} (J2000), -34.5904d {-34d 35' 24"} (current), -34.5614d {-34d 33' 40"} (1950) DISCOVERY_DATE: 18172 TJD; 54 DOY; 18/02/23 (yy/mm/dd) DISCOVERY_TIME: 80941 SOD {22:29:01.00} UT LEAD_TIME: 31.426 [days] MAX_DATE: 18204 TJD; 86 DOY; 18/03/27 (yy/mm/dd) MAX_TIME: 31363 SOD {08:42:43.19} UT MAX_UNCERT: 0.270 [days] CUSP_WIDTH: 11.23 +/- 0.39 [days] u0: 0.00 +/- 0.21 [RingUnits] MAX_MAG: 7.6 mag (estimated) BASE_MAG: 17.80 +/- 0.00 [mag] AMPLIFICATION: 65.36 +/- 0.00 factor LC_URL: http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0426.html SUN_POSTN: 2.98d {+00h 11m 54s} +1.29d {+01d 17' 19"} SUN_DIST: 96.32 [deg] Sun_angle= 6.5 [hr] (West of Sun) MOON_POSTN: 83.52d {+05h 34m 05s} +19.37d {+19d 21' 58"} MOON_DIST: 164.59 [deg] GAL_COORDS: 354.95, -2.57 [deg] galactic lon,lat of the burst ECL_COORDS: 266.54,-11.19 [deg] ecliptic lon,lat of the burst COMMENTS: OGLE Gravitational Lensing Event. COMMENTS: WARNING: Amax_error was 'nan'.