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TITLE:           GCN/OGLE NOTICE
NOTICE_DATE:     Thu 16 Aug 18 19:07:39 UT
NOTICE_TYPE:     OGLE Lensing Event
SRC_ID_NUM:      201801539
SRC_RA:          266.8087d {+17h 47m 14s} (J2000),
                 267.0916d {+17h 48m 22s} (current),
                 266.0460d {+17h 44m 11s} (1950)
SRC_DEC:         -23.7389d {-23d 44' 19"} (J2000),
                 -23.7444d {-23d 44' 39"} (current),
                 -23.7216d {-23d 43' 17"} (1950)
DISCOVERY_DATE:  18315 TJD;   197 DOY;   18/07/16 (yy/mm/dd)
DISCOVERY_TIME:  68859 SOD {19:07:39.00} UT
LEAD_TIME:       29.058 [days]
MAX_DATE:        18344 TJD;   226 DOY;   18/08/14 (yy/mm/dd)
MAX_TIME:        73871 SOD {20:31:11.99} UT
MAX_UNCERT:      0.150 [days]
CUSP_WIDTH:      9.40 +/- 0.67 [days]
u0:              0.14 +/- 0.01 [RingUnits]
MAX_MAG:         18.0 mag (estimated)
BASE_MAG:        20.12 +/- 0.00 [mag]
AMPLIFICATION:   7.19 +/- 0.57 factor
LC_URL:          http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-1539.html
SUN_POSTN:       146.18d {+09h 44m 44s}  +13.56d {+13d 33' 48"}
SUN_DIST:        123.47 [deg]   Sun_angle= -8.1 [hr] (East of Sun)
MOON_POSTN:      215.28d {+14h 21m 07s}   -8.48d {-08d 28' 47"}
MOON_DIST:        51.75 [deg]
GAL_COORDS:        4.63,  2.39 [deg] galactic lon,lat of the burst
ECL_COORDS:      267.08, -0.33 [deg] ecliptic lon,lat of the burst
COMMENTS:        OGLE Gravitational Lensing Event.