////////////////////////////////////////////////////////////////////// TITLE: GCN/OGLE NOTICE NOTICE_DATE: Mon 18 Feb 19 22:21:22 UT NOTICE_TYPE: OGLE Lensing Event SRC_ID_NUM: 201900015 SRC_RA: 269.2003d {+17h 56m 48s} (J2000), 269.5014d {+17h 58m 00s} (current), 268.4100d {+17h 53m 38s} (1950) SRC_DEC: -28.2856d {-28d 17' 07"} (J2000), -28.2868d {-28d 17' 11"} (current), -28.2798d {-28d 16' 46"} (1950) DISCOVERY_DATE: 18501 TJD; 18 DOY; 19/01/18 (yy/mm/dd) DISCOVERY_TIME: 80482 SOD {22:21:22.00} UT LEAD_TIME: 22.434 [days] MAX_DATE: 18524 TJD; 41 DOY; 19/02/10 (yy/mm/dd) MAX_TIME: 31622 SOD {08:47:02.39} UT MAX_UNCERT: 4.190 [days] CUSP_WIDTH: 103.91 +/- 2.45 [days] u0: 0.95 +/- 0.00 [RingUnits] MAX_MAG: 17.1 mag (estimated) BASE_MAG: 17.47 +/- 0.00 [mag] AMPLIFICATION: 1.37 +/- 0.00 factor LC_URL: http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0015.html SUN_POSTN: 332.06d {+22h 08m 15s} -11.48d {-11d 28' 49"} SUN_DIST: 60.53 [deg] Sun_angle= 4.2 [hr] (West of Sun) MOON_POSTN: 142.89d {+09h 31m 35s} +16.87d {+16d 52' 29"} MOON_DIST: 129.80 [deg] GAL_COORDS: 1.81, -1.78 [deg] galactic lon,lat of the burst ECL_COORDS: 269.29, -4.85 [deg] ecliptic lon,lat of the burst COMMENTS: OGLE Gravitational Lensing Event.