////////////////////////////////////////////////////////////////////// TITLE: GCN/OGLE NOTICE NOTICE_DATE: Fri 03 May 19 15:24:13 UT NOTICE_TYPE: OGLE Lensing Event SRC_ID_NUM: 201900640 SRC_RA: 268.9125d {+17h 55m 39s} (J2000), 269.2197d {+17h 56m 53s} (current), 268.1150d {+17h 52m 28s} (1950) SRC_DEC: -29.4340d {-29d 26' 01"} (J2000), -29.4357d {-29d 26' 08"} (current), -29.4268d {-29d 25' 35"} (1950) DISCOVERY_DATE: 18576 TJD; 93 DOY; 19/04/03 (yy/mm/dd) DISCOVERY_TIME: 55453 SOD {15:24:13.00} UT LEAD_TIME: 36.532 [days] MAX_DATE: 18613 TJD; 130 DOY; 19/05/10 (yy/mm/dd) MAX_TIME: 15033 SOD {04:10:33.60} UT MAX_UNCERT: 3.660 [days] CUSP_WIDTH: 23.21 +/- 2.72 [days] u0: 0.68 +/- 0.06 [RingUnits] MAX_MAG: 19.0 mag (estimated) BASE_MAG: 19.59 +/- 0.00 [mag] AMPLIFICATION: 1.71 +/- 0.12 factor LC_URL: http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0640.html SUN_POSTN: 40.47d {+02h 41m 52s} +15.71d {+15d 42' 48"} SUN_DIST: 133.30 [deg] Sun_angle= 8.7 [hr] (West of Sun) MOON_POSTN: 27.28d {+01h 49m 07s} +5.91d {+05d 54' 41"} MOON_DIST: 117.26 [deg] GAL_COORDS: 0.69, -2.14 [deg] galactic lon,lat of the burst ECL_COORDS: 269.05, -6.00 [deg] ecliptic lon,lat of the burst COMMENTS: OGLE Gravitational Lensing Event.