////////////////////////////////////////////////////////////////////// TITLE: GCN/OGLE NOTICE NOTICE_DATE: Tue 27 Mar 18 19:51:02 UT NOTICE_TYPE: OGLE Lensing Event SRC_ID_NUM: 201800492 SRC_RA: 263.9661d {+17h 35m 52s} (J2000), 264.2517d {+17h 37m 00s} (current), 263.1799d {+17h 32m 43s} (1950) SRC_DEC: -27.7797d {-27d 46' 46"} (J2000), -27.7901d {-27d 47' 23"} (current), -27.7485d {-27d 44' 54"} (1950) DISCOVERY_DATE: 18176 TJD; 58 DOY; 18/02/27 (yy/mm/dd) DISCOVERY_TIME: 71462 SOD {19:51:02.00} UT LEAD_TIME: 43.892 [days] MAX_DATE: 18220 TJD; 102 DOY; 18/04/12 (yy/mm/dd) MAX_TIME: 62121 SOD {17:15:21.60} UT MAX_UNCERT: 6.040 [days] CUSP_WIDTH: 45.35 +/- 3.95 [days] u0: 1.12 +/- 0.04 [RingUnits] MAX_MAG: 18.3 mag (estimated) BASE_MAG: 18.51 +/- 0.00 [mag] AMPLIFICATION: 1.26 +/- 0.02 factor LC_URL: http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0492.html SUN_POSTN: 6.52d {+00h 26m 04s} +2.82d {+02d 48' 58"} SUN_DIST: 102.16 [deg] Sun_angle= 6.8 [hr] (West of Sun) MOON_POSTN: 141.70d {+09h 26m 47s} +15.66d {+15d 39' 30"} MOON_DIST: 125.75 [deg] GAL_COORDS: 359.84, 2.43 [deg] galactic lon,lat of the burst ECL_COORDS: 264.65, -4.45 [deg] ecliptic lon,lat of the burst COMMENTS: OGLE Gravitational Lensing Event.