////////////////////////////////////////////////////////////////////// TITLE: GCN/OGLE NOTICE NOTICE_DATE: Sun 28 Apr 19 21:40:29 UT NOTICE_TYPE: OGLE Lensing Event SRC_ID_NUM: 201900575 SRC_RA: 270.1578d {+18h 00m 38s} (J2000), 270.4609d {+18h 01m 51s} (current), 269.3702d {+17h 57m 29s} (1950) SRC_DEC: -27.8486d {-27d 50' 54"} (J2000), -27.8480d {-27d 50' 52"} (current), -27.8475d {-27d 50' 50"} (1950) DISCOVERY_DATE: 18570 TJD; 87 DOY; 19/03/28 (yy/mm/dd) DISCOVERY_TIME: 78029 SOD {21:40:29.00} UT LEAD_TIME: 45.981 [days] MAX_DATE: 18616 TJD; 133 DOY; 19/05/13 (yy/mm/dd) MAX_TIME: 76377 SOD {21:12:57.60} UT MAX_UNCERT: 0.590 [days] CUSP_WIDTH: 20.06 +/- 0.65 [days] u0: 0.00 +/- 0.20 [RingUnits] MAX_MAG: 8.5 mag (estimated) BASE_MAG: 18.91 +/- 0.00 [mag] AMPLIFICATION: 492.87 +/- 0.00 factor LC_URL: http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0575.html SUN_POSTN: 35.94d {+02h 23m 46s} +14.28d {+14d 16' 32"} SUN_DIST: 127.77 [deg] Sun_angle= 8.4 [hr] (West of Sun) MOON_POSTN: 332.88d {+22h 11m 32s} -14.55d {-14d 32' 43"} MOON_DIST: 59.10 [deg] GAL_COORDS: 2.61, -2.29 [deg] galactic lon,lat of the burst ECL_COORDS: 270.14, -4.41 [deg] ecliptic lon,lat of the burst COMMENTS: OGLE Gravitational Lensing Event. COMMENTS: WARNING: Amax_error was 'nan'.