////////////////////////////////////////////////////////////////////// TITLE: GCN/OGLE NOTICE NOTICE_DATE: Sat 23 Mar 19 22:34:05 UT NOTICE_TYPE: OGLE Lensing Event SRC_ID_NUM: 201900375 SRC_RA: 266.6314d {+17h 46m 32s} (J2000), 266.9240d {+17h 47m 42s} (current), 265.8675d {+17h 43m 28s} (1950) SRC_DEC: -23.9567d {-23d 57' 23"} (J2000), -23.9627d {-23d 57' 45"} (current), -23.9385d {-23d 56' 18"} (1950) DISCOVERY_DATE: 18537 TJD; 54 DOY; 19/02/23 (yy/mm/dd) DISCOVERY_TIME: 81245 SOD {22:34:05.00} UT LEAD_TIME: 27.574 [days] MAX_DATE: 18565 TJD; 82 DOY; 19/03/23 (yy/mm/dd) MAX_TIME: 44409 SOD {12:20:09.59} UT MAX_UNCERT: 0.460 [days] CUSP_WIDTH: 4.80 +/- 0.44 [days] u0: 0.87 +/- 0.02 [RingUnits] MAX_MAG: 18.7 mag (estimated) BASE_MAG: 19.11 +/- 0.00 [mag] AMPLIFICATION: 1.44 +/- 0.02 factor LC_URL: http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0375.html SUN_POSTN: 2.76d {+00h 11m 02s} +1.19d {+01d 11' 41"} SUN_DIST: 95.82 [deg] Sun_angle= 6.4 [hr] (West of Sun) MOON_POSTN: 221.16d {+14h 44m 37s} -10.89d {-10d 53' 21"} MOON_DIST: 45.36 [deg] GAL_COORDS: 4.36, 2.42 [deg] galactic lon,lat of the burst ECL_COORDS: 266.92, -0.55 [deg] ecliptic lon,lat of the burst COMMENTS: OGLE Gravitational Lensing Event.