////////////////////////////////////////////////////////////////////// TITLE: GCN/OGLE NOTICE NOTICE_DATE: Mon 18 Feb 19 22:21:44 UT NOTICE_TYPE: OGLE Lensing Event SRC_ID_NUM: 201900026 SRC_RA: 270.6539d {+18h 02m 37s} (J2000), 270.9516d {+18h 03m 48s} (current), 269.8724d {+17h 59m 29s} (1950) SRC_DEC: -26.8492d {-26d 50' 56"} (J2000), -26.8477d {-26d 50' 51"} (current), -26.8505d {-26d 51' 01"} (1950) DISCOVERY_DATE: 18501 TJD; 18 DOY; 19/01/18 (yy/mm/dd) DISCOVERY_TIME: 80504 SOD {22:21:44.00} UT LEAD_TIME: -4.434 [days] MAX_DATE: 18497 TJD; 14 DOY; 19/01/14 (yy/mm/dd) MAX_TIME: 43027 SOD {11:57:07.20} UT MAX_UNCERT: 2.240 [days] CUSP_WIDTH: 38.11 +/- 1.50 [days] u0: 0.86 +/- 0.06 [RingUnits] MAX_MAG: 16.8 mag (estimated) BASE_MAG: 17.22 +/- 0.00 [mag] AMPLIFICATION: 1.45 +/- 0.07 factor LC_URL: http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0026.html SUN_POSTN: 332.06d {+22h 08m 15s} -11.48d {-11d 28' 49"} SUN_DIST: 59.18 [deg] Sun_angle= 4.1 [hr] (West of Sun) MOON_POSTN: 142.90d {+09h 31m 36s} +16.87d {+16d 52' 26"} MOON_DIST: 131.10 [deg] GAL_COORDS: 3.70, -2.18 [deg] galactic lon,lat of the burst ECL_COORDS: 270.58, -3.41 [deg] ecliptic lon,lat of the burst COMMENTS: OGLE Gravitational Lensing Event.