////////////////////////////////////////////////////////////////////// TITLE: GCN/OGLE NOTICE NOTICE_DATE: Sat 22 Sep 18 07:59:56 UT NOTICE_TYPE: OGLE Lensing Event SRC_ID_NUM: 201801710 SRC_RA: 270.4339d {+18h 01m 44s} (J2000), 270.7276d {+18h 02m 55s} (current), 269.6461d {+17h 58m 35s} (1950) SRC_DEC: -27.8848d {-27d 53' 04"} (J2000), -27.8837d {-27d 53' 00"} (current), -27.8850d {-27d 53' 05"} (1950) DISCOVERY_DATE: 18352 TJD; 234 DOY; 18/08/22 (yy/mm/dd) DISCOVERY_TIME: 28796 SOD {07:59:56.00} UT LEAD_TIME: 30.517 [days] MAX_DATE: 18382 TJD; 264 DOY; 18/09/21 (yy/mm/dd) MAX_TIME: 73440 SOD {20:24:00.00} UT MAX_UNCERT: 0.630 [days] CUSP_WIDTH: 65.64 +/- 17.93 [days] u0: 0.04 +/- 0.01 [RingUnits] MAX_MAG: 15.8 mag (estimated) BASE_MAG: 19.29 +/- 0.00 [mag] AMPLIFICATION: 24.25 +/- 8.41 factor LC_URL: http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-1710.html SUN_POSTN: 179.33d {+11h 57m 20s} +0.29d {+00d 17' 19"} SUN_DIST: 91.37 [deg] Sun_angle= -6.1 [hr] (East of Sun) MOON_POSTN: 330.72d {+22h 02m 52s} -14.02d {-14d 01' 26"} MOON_DIST: 57.16 [deg] GAL_COORDS: 2.70, -2.52 [deg] galactic lon,lat of the burst ECL_COORDS: 270.38, -4.45 [deg] ecliptic lon,lat of the burst COMMENTS: OGLE Gravitational Lensing Event.