////////////////////////////////////////////////////////////////////// TITLE: GCN/OGLE NOTICE NOTICE_DATE: Mon 18 Feb 19 22:22:52 UT NOTICE_TYPE: OGLE Lensing Event SRC_ID_NUM: 201900060 SRC_RA: 264.5168d {+17h 38m 04s} (J2000), 264.8183d {+17h 39m 16s} (current), 263.7257d {+17h 34m 54s} (1950) SRC_DEC: -28.5480d {-28d 32' 52"} (J2000), -28.5579d {-28d 33' 27"} (current), -28.5195d {-28d 31' 09"} (1950) DISCOVERY_DATE: 18501 TJD; 18 DOY; 19/01/18 (yy/mm/dd) DISCOVERY_TIME: 80572 SOD {22:22:52.00} UT LEAD_TIME: 23.935 [days] MAX_DATE: 18525 TJD; 42 DOY; 19/02/11 (yy/mm/dd) MAX_TIME: 74995 SOD {20:49:55.19} UT MAX_UNCERT: 0.450 [days] CUSP_WIDTH: 11.08 +/- 1.68 [days] u0: 0.51 +/- 0.02 [RingUnits] MAX_MAG: 18.6 mag (estimated) BASE_MAG: 19.39 +/- 0.00 [mag] AMPLIFICATION: 2.13 +/- 0.07 factor LC_URL: http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0060.html SUN_POSTN: 332.06d {+22h 08m 15s} -11.48d {-11d 28' 48"} SUN_DIST: 64.65 [deg] Sun_angle= 4.5 [hr] (West of Sun) MOON_POSTN: 142.91d {+09h 31m 39s} +16.87d {+16d 52' 15"} MOON_DIST: 125.66 [deg] GAL_COORDS: 359.46, 1.61 [deg] galactic lon,lat of the burst ECL_COORDS: 265.17, -5.20 [deg] ecliptic lon,lat of the burst COMMENTS: OGLE Gravitational Lensing Event.