////////////////////////////////////////////////////////////////////// TITLE: GCN/OGLE NOTICE NOTICE_DATE: Tue 17 Apr 18 20:56:22 UT NOTICE_TYPE: OGLE Lensing Event SRC_ID_NUM: 201800604 SRC_RA: 268.2527d {+17h 53m 01s} (J2000), 268.5421d {+17h 54m 10s} (current), 267.4582d {+17h 49m 50s} (1950) SRC_DEC: -28.9700d {-28d 58' 11"} (J2000), -28.9728d {-28d 58' 21"} (current), -28.9596d {-28d 57' 33"} (1950) DISCOVERY_DATE: 18194 TJD; 76 DOY; 18/03/17 (yy/mm/dd) DISCOVERY_TIME: 75382 SOD {20:56:22.00} UT LEAD_TIME: 31.295 [days] MAX_DATE: 18226 TJD; 108 DOY; 18/04/18 (yy/mm/dd) MAX_TIME: 14428 SOD {04:00:28.79} UT MAX_UNCERT: 0.130 [days] CUSP_WIDTH: 2.37 +/- 0.12 [days] u0: 0.00 +/- 0.30 [RingUnits] MAX_MAG: 9.1 mag (estimated) BASE_MAG: 17.86 +/- 0.00 [mag] AMPLIFICATION: 6.20 +/- 0.00 factor LC_URL: http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0604.html SUN_POSTN: 25.81d {+01h 43m 15s} +10.69d {+10d 41' 20"} SUN_DIST: 118.93 [deg] Sun_angle= 7.8 [hr] (West of Sun) MOON_POSTN: 50.03d {+03h 20m 06s} +13.24d {+13d 14' 20"} MOON_DIST: 141.01 [deg] GAL_COORDS: 0.80, -1.40 [deg] galactic lon,lat of the burst ECL_COORDS: 268.46, -5.54 [deg] ecliptic lon,lat of the burst COMMENTS: OGLE Gravitational Lensing Event. COMMENTS: WARNING: Amax_error was 'nan'.