////////////////////////////////////////////////////////////////////// TITLE: GCN/OGLE NOTICE NOTICE_DATE: Fri 23 Mar 18 22:29:35 UT NOTICE_TYPE: OGLE Lensing Event SRC_ID_NUM: 201800442 SRC_RA: 266.1729d {+17h 44m 41s} (J2000), 266.4552d {+17h 45m 49s} (current), 265.3955d {+17h 41m 35s} (1950) SRC_DEC: -26.2511d {-26d 15' 03"} (J2000), -26.2576d {-26d 15' 26"} (current), -26.2306d {-26d 13' 49"} (1950) DISCOVERY_DATE: 18172 TJD; 54 DOY; 18/02/23 (yy/mm/dd) DISCOVERY_TIME: 80975 SOD {22:29:35.00} UT LEAD_TIME: 22.405 [days] MAX_DATE: 18195 TJD; 77 DOY; 18/03/18 (yy/mm/dd) MAX_TIME: 29548 SOD {08:12:28.80} UT MAX_UNCERT: 0.010 [days] CUSP_WIDTH: 4.44 +/- 0.13 [days] u0: 0.13 +/- 0.00 [RingUnits] MAX_MAG: 17.4 mag (estimated) BASE_MAG: 19.62 +/- 0.00 [mag] AMPLIFICATION: 7.63 +/- 0.25 factor LC_URL: http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0442.html SUN_POSTN: 2.98d {+00h 11m 54s} +1.29d {+01d 17' 20"} SUN_DIST: 96.42 [deg] Sun_angle= 6.4 [hr] (West of Sun) MOON_POSTN: 83.53d {+05h 34m 06s} +19.37d {+19d 22' 00"} MOON_DIST: 172.60 [deg] GAL_COORDS: 2.18, 1.58 [deg] galactic lon,lat of the burst ECL_COORDS: 266.56, -2.86 [deg] ecliptic lon,lat of the burst COMMENTS: OGLE Gravitational Lensing Event.