////////////////////////////////////////////////////////////////////// TITLE: GCN/OGLE NOTICE NOTICE_DATE: Thu 29 Mar 18 19:48:30 UT NOTICE_TYPE: OGLE Lensing Event SRC_ID_NUM: 201800496 SRC_RA: 272.1717d {+18h 08m 41s} (J2000), 272.4639d {+18h 09m 51s} (current), 271.3674d {+18h 05m 28s} (1950) SRC_DEC: -30.4726d {-30d 28' 20"} (J2000), -30.4685d {-30d 28' 06"} (current), -30.4812d {-30d 28' 51"} (1950) DISCOVERY_DATE: 18178 TJD; 60 DOY; 18/03/01 (yy/mm/dd) DISCOVERY_TIME: 71310 SOD {19:48:30.00} UT LEAD_TIME: 37.652 [days] MAX_DATE: 18216 TJD; 98 DOY; 18/04/08 (yy/mm/dd) MAX_TIME: 41212 SOD {11:26:52.79} UT MAX_UNCERT: 12.950 [days] CUSP_WIDTH: 18.44 +/- 7.80 [days] u0: 0.76 +/- 0.37 [RingUnits] MAX_MAG: 18.7 mag (estimated) BASE_MAG: 19.22 +/- 0.00 [mag] AMPLIFICATION: 1.57 +/- 0.51 factor LC_URL: http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0496.html SUN_POSTN: 8.34d {+00h 33m 21s} +3.60d {+03d 35' 44"} SUN_DIST: 96.88 [deg] Sun_angle= 6.4 [hr] (West of Sun) MOON_POSTN: 169.46d {+11h 17m 51s} +7.71d {+07d 42' 35"} MOON_DIST: 105.08 [deg] GAL_COORDS: 1.18, -5.11 [deg] galactic lon,lat of the burst ECL_COORDS: 271.89, -7.05 [deg] ecliptic lon,lat of the burst COMMENTS: OGLE Gravitational Lensing Event.