////////////////////////////////////////////////////////////////////// TITLE: GCN/OGLE NOTICE NOTICE_DATE: Fri 12 Apr 19 20:27:27 UT NOTICE_TYPE: OGLE Lensing Event SRC_ID_NUM: 201900451 SRC_RA: 270.0587d {+18h 00m 14s} (J2000), 270.3615d {+18h 01m 27s} (current), 269.2701d {+17h 57m 05s} (1950) SRC_DEC: -28.0155d {-28d 00' 55"} (J2000), -28.0151d {-28d 00' 53"} (current), -28.0139d {-28d 00' 49"} (1950) DISCOVERY_DATE: 18554 TJD; 71 DOY; 19/03/12 (yy/mm/dd) DISCOVERY_TIME: 73647 SOD {20:27:27.00} UT LEAD_TIME: 62.248 [days] MAX_DATE: 18617 TJD; 134 DOY; 19/05/14 (yy/mm/dd) MAX_TIME: 8640 SOD {02:24:00.00} UT MAX_UNCERT: 2.650 [days] CUSP_WIDTH: 30.12 +/- 2.07 [days] u0: 0.00 +/- 0.40 [RingUnits] MAX_MAG: 9.2 mag (estimated) BASE_MAG: 18.63 +/- 0.00 [mag] AMPLIFICATION: 149.26 +/- 0.00 factor LC_URL: http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0451.html SUN_POSTN: 20.95d {+01h 23m 47s} +8.81d {+08d 48' 30"} SUN_DIST: 112.25 [deg] Sun_angle= 7.4 [hr] (West of Sun) MOON_POSTN: 115.28d {+07h 41m 08s} +21.63d {+21d 37' 41"} MOON_DIST: 156.54 [deg] GAL_COORDS: 2.43, -2.30 [deg] galactic lon,lat of the burst ECL_COORDS: 270.05, -4.58 [deg] ecliptic lon,lat of the burst COMMENTS: OGLE Gravitational Lensing Event. COMMENTS: WARNING: Amax_error was 'nan'.