////////////////////////////////////////////////////////////////////// TITLE: GCN/OGLE NOTICE NOTICE_DATE: Mon 03 Sep 18 19:27:21 UT NOTICE_TYPE: OGLE Lensing Event SRC_ID_NUM: 201801607 SRC_RA: 268.0066d {+17h 52m 02s} (J2000), 268.3020d {+17h 53m 12s} (current), 267.2121d {+17h 48m 51s} (1950) SRC_DEC: -28.9723d {-28d 58' 19"} (J2000), -28.9756d {-28d 58' 31"} (current), -28.9607d {-28d 57' 37"} (1950) DISCOVERY_DATE: 18333 TJD; 215 DOY; 18/08/03 (yy/mm/dd) DISCOVERY_TIME: 70041 SOD {19:27:21.00} UT LEAD_TIME: 27.526 [days] MAX_DATE: 18361 TJD; 243 DOY; 18/08/31 (yy/mm/dd) MAX_TIME: 29116 SOD {08:05:16.79} UT MAX_UNCERT: 0.230 [days] CUSP_WIDTH: 8.37 +/- 0.84 [days] u0: 0.39 +/- 0.02 [RingUnits] MAX_MAG: 19.6 mag (estimated) BASE_MAG: 20.62 +/- 0.00 [mag] AMPLIFICATION: 2.68 +/- 0.14 factor LC_URL: http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-1607.html SUN_POSTN: 162.70d {+10h 50m 47s} +7.35d {+07d 20' 47"} SUN_DIST: 107.18 [deg] Sun_angle= -7.0 [hr] (East of Sun) MOON_POSTN: 79.66d {+05h 18m 39s} +19.48d {+19d 28' 58"} MOON_DIST: 167.67 [deg] GAL_COORDS: 0.69, -1.22 [deg] galactic lon,lat of the burst ECL_COORDS: 268.25, -5.55 [deg] ecliptic lon,lat of the burst COMMENTS: OGLE Gravitational Lensing Event.