////////////////////////////////////////////////////////////////////// TITLE: GCN/OGLE NOTICE NOTICE_DATE: Sat 29 Sep 18 00:57:16 UT NOTICE_TYPE: OGLE Lensing Event SRC_ID_NUM: 201801717 SRC_RA: 268.3568d {+17h 53m 26s} (J2000), 268.6519d {+17h 54m 36s} (current), 267.5660d {+17h 50m 16s} (1950) SRC_DEC: -28.3774d {-28d 22' 38"} (J2000), -28.3801d {-28d 22' 47"} (current), -28.3675d {-28d 22' 02"} (1950) DISCOVERY_DATE: 18359 TJD; 241 DOY; 18/08/29 (yy/mm/dd) DISCOVERY_TIME: 3436 SOD {00:57:16.00} UT LEAD_TIME: 24.349 [days] MAX_DATE: 18383 TJD; 265 DOY; 18/09/22 (yy/mm/dd) MAX_TIME: 33609 SOD {09:20:09.59} UT MAX_UNCERT: 0.780 [days] CUSP_WIDTH: 13.63 +/- 0.71 [days] u0: 0.82 +/- 0.01 [RingUnits] MAX_MAG: 18.4 mag (estimated) BASE_MAG: 18.83 +/- 0.00 [mag] AMPLIFICATION: 1.49 +/- 0.01 factor LC_URL: http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-1717.html SUN_POSTN: 185.37d {+12h 21m 28s} -2.32d {-02d 19' 17"} SUN_DIST: 82.99 [deg] Sun_angle= -5.6 [hr] (East of Sun) MOON_POSTN: 51.91d {+03h 27m 40s} +13.88d {+13d 52' 37"} MOON_DIST: 142.99 [deg] GAL_COORDS: 1.36, -1.18 [deg] galactic lon,lat of the burst ECL_COORDS: 268.55, -4.95 [deg] ecliptic lon,lat of the burst COMMENTS: OGLE Gravitational Lensing Event.