////////////////////////////////////////////////////////////////////// TITLE: GCN/OGLE NOTICE NOTICE_DATE: Fri 23 Mar 18 22:29:39 UT NOTICE_TYPE: OGLE Lensing Event SRC_ID_NUM: 201800444 SRC_RA: 263.5867d {+17h 34m 21s} (J2000), 263.8731d {+17h 35m 30s} (current), 262.7981d {+17h 31m 12s} (1950) SRC_DEC: -28.1909d {-28d 11' 26"} (J2000), -28.2019d {-28d 12' 06"} (current), -28.1579d {-28d 09' 27"} (1950) DISCOVERY_DATE: 18172 TJD; 54 DOY; 18/02/23 (yy/mm/dd) DISCOVERY_TIME: 80979 SOD {22:29:39.00} UT LEAD_TIME: 30.045 [days] MAX_DATE: 18202 TJD; 84 DOY; 18/03/25 (yy/mm/dd) MAX_TIME: 84844 SOD {23:34:04.79} UT MAX_UNCERT: 8.970 [days] CUSP_WIDTH: 15.26 +/- 4.64 [days] u0: 1.53 +/- 0.14 [RingUnits] MAX_MAG: 17.8 mag (estimated) BASE_MAG: 17.92 +/- 0.00 [mag] AMPLIFICATION: 1.12 +/- 0.03 factor LC_URL: http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0444.html SUN_POSTN: 2.98d {+00h 11m 54s} +1.29d {+01d 17' 20"} SUN_DIST: 98.63 [deg] Sun_angle= 6.6 [hr] (West of Sun) MOON_POSTN: 83.53d {+05h 34m 06s} +19.37d {+19d 22' 00"} MOON_DIST: 171.16 [deg] GAL_COORDS: 359.32, 2.49 [deg] galactic lon,lat of the burst ECL_COORDS: 264.33, -4.88 [deg] ecliptic lon,lat of the burst COMMENTS: OGLE Gravitational Lensing Event.