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TITLE:           GCN/OGLE NOTICE
NOTICE_DATE:     Thu 16 Aug 18 19:07:23 UT
NOTICE_TYPE:     OGLE Lensing Event
SRC_ID_NUM:      201801531
SRC_RA:          268.6367d {+17h 54m 33s} (J2000),
                 268.9320d {+17h 55m 44s} (current),
                 267.8404d {+17h 51m 22s} (1950)
SRC_DEC:         -29.2489d {-29d 14' 55"} (J2000),
                 -29.2511d {-29d 15' 03"} (current),
                 -29.2403d {-29d 14' 24"} (1950)
DISCOVERY_DATE:  18315 TJD;   197 DOY;   18/07/16 (yy/mm/dd)
DISCOVERY_TIME:  68843 SOD {19:07:23.00} UT
LEAD_TIME:       32.751 [days]
MAX_DATE:        18348 TJD;   230 DOY;   18/08/18 (yy/mm/dd)
MAX_TIME:        47347 SOD {13:09:07.19} UT
MAX_UNCERT:      0.810 [days]
CUSP_WIDTH:      4.04 +/- 0.39 [days]
u0:              0.57 +/- 0.18 [RingUnits]
MAX_MAG:         17.7 mag (estimated)
BASE_MAG:        18.40 +/- 0.00 [mag]
AMPLIFICATION:   1.95 +/- 0.51 factor
LC_URL:          http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-1531.html
SUN_POSTN:       146.18d {+09h 44m 44s}  +13.56d {+13d 33' 49"}
SUN_DIST:        124.99 [deg]   Sun_angle= -8.2 [hr] (East of Sun)
MOON_POSTN:      215.28d {+14h 21m 07s}   -8.48d {-08d 28' 44"}
MOON_DIST:        54.30 [deg]
GAL_COORDS:        0.73, -1.83 [deg] galactic lon,lat of the burst
ECL_COORDS:      268.80, -5.82 [deg] ecliptic lon,lat of the burst
COMMENTS:        OGLE Gravitational Lensing Event.