////////////////////////////////////////////////////////////////////// TITLE: GCN/OGLE NOTICE NOTICE_DATE: Mon 18 Feb 19 22:21:26 UT NOTICE_TYPE: OGLE Lensing Event SRC_ID_NUM: 201900017 SRC_RA: 269.7646d {+17h 59m 04s} (J2000), 270.0640d {+18h 00m 15s} (current), 268.9789d {+17h 55m 55s} (1950) SRC_DEC: -27.5470d {-27d 32' 48"} (J2000), -27.5472d {-27d 32' 49"} (current), -27.5439d {-27d 32' 37"} (1950) DISCOVERY_DATE: 18501 TJD; 18 DOY; 19/01/18 (yy/mm/dd) DISCOVERY_TIME: 80486 SOD {22:21:26.00} UT LEAD_TIME: 84.557 [days] MAX_DATE: 18586 TJD; 103 DOY; 19/04/13 (yy/mm/dd) MAX_TIME: 42249 SOD {11:44:09.60} UT MAX_UNCERT: 0.630 [days] CUSP_WIDTH: 131.12 +/- 1.11 [days] u0: 0.00 +/- 0.03 [RingUnits] MAX_MAG: 7.2 mag (estimated) BASE_MAG: 17.98 +/- 0.00 [mag] AMPLIFICATION: 632.74 +/- 0.00 factor LC_URL: http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0017.html SUN_POSTN: 332.06d {+22h 08m 15s} -11.48d {-11d 28' 49"} SUN_DIST: 60.00 [deg] Sun_angle= 4.1 [hr] (West of Sun) MOON_POSTN: 142.90d {+09h 31m 35s} +16.87d {+16d 52' 28"} MOON_DIST: 130.30 [deg] GAL_COORDS: 2.70, -1.84 [deg] galactic lon,lat of the burst ECL_COORDS: 269.79, -4.11 [deg] ecliptic lon,lat of the burst COMMENTS: OGLE Gravitational Lensing Event. COMMENTS: WARNING: Amax_error was 'nan'.