////////////////////////////////////////////////////////////////////// TITLE: GCN/OGLE NOTICE NOTICE_DATE: Sat 29 Sep 18 00:57:55 UT NOTICE_TYPE: OGLE Lensing Event SRC_ID_NUM: 201801736 SRC_RA: 270.5342d {+18h 02m 08s} (J2000), 270.8315d {+18h 03m 20s} (current), 269.7376d {+17h 58m 57s} (1950) SRC_DEC: -29.2803d {-29d 16' 48"} (J2000), -29.2791d {-29d 16' 44"} (current), -29.2810d {-29d 16' 50"} (1950) DISCOVERY_DATE: 18359 TJD; 241 DOY; 18/08/29 (yy/mm/dd) DISCOVERY_TIME: 3475 SOD {00:57:55.00} UT LEAD_TIME: 25.243 [days] MAX_DATE: 18384 TJD; 266 DOY; 18/09/23 (yy/mm/dd) MAX_TIME: 24451 SOD {06:47:31.19} UT MAX_UNCERT: 0.010 [days] CUSP_WIDTH: 3.23 +/- 0.03 [days] u0: 0.03 +/- 0.01 [RingUnits] MAX_MAG: 15.6 mag (estimated) BASE_MAG: 19.35 +/- 0.00 [mag] AMPLIFICATION: 31.34 +/- 10.17 factor LC_URL: http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-1736.html SUN_POSTN: 185.37d {+12h 21m 28s} -2.32d {-02d 19' 18"} SUN_DIST: 84.91 [deg] Sun_angle= -5.7 [hr] (East of Sun) MOON_POSTN: 51.92d {+03h 27m 41s} +13.88d {+13d 52' 43"} MOON_DIST: 140.92 [deg] GAL_COORDS: 1.53, -3.29 [deg] galactic lon,lat of the burst ECL_COORDS: 270.47, -5.84 [deg] ecliptic lon,lat of the burst COMMENTS: OGLE Gravitational Lensing Event.