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TITLE:           GCN/OGLE NOTICE
NOTICE_DATE:     Wed 23 May 18 20:07:35 UT
NOTICE_TYPE:     OGLE Lensing Event
SRC_ID_NUM:      201800876
SRC_RA:          268.1617d {+17h 52m 39s} (J2000),
                 268.4512d {+17h 53m 48s} (current),
                 267.3713d {+17h 49m 29s} (1950)
SRC_DEC:         -28.3258d {-28d 19' 32"} (J2000),
                 -28.3288d {-28d 19' 43"} (current),
                 -28.3149d {-28d 18' 53"} (1950)
DISCOVERY_DATE:  18231 TJD;   113 DOY;   18/04/23 (yy/mm/dd)
DISCOVERY_TIME:  72455 SOD {20:07:35.00} UT
LEAD_TIME:       31.065 [days]
MAX_DATE:        18262 TJD;   144 DOY;   18/05/24 (yy/mm/dd)
MAX_TIME:        78105 SOD {21:41:45.60} UT
MAX_UNCERT:      1.090 [days]
CUSP_WIDTH:      7.74 +/- 0.61 [days]
u0:              1.41 +/- 0.04 [RingUnits]
MAX_MAG:         17.9 mag (estimated)
BASE_MAG:        18.06 +/- 0.00 [mag]
AMPLIFICATION:   1.15 +/- 0.01 factor
LC_URL:          http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0876.html
SUN_POSTN:        60.58d {+04h 02m 20s}  +20.69d {+20d 41' 11"}
SUN_DIST:        153.59 [deg]   Sun_angle= 10.1 [hr] (West of Sun)
MOON_POSTN:      175.91d {+11h 43m 38s}   +5.73d {+05d 43' 31"}
MOON_DIST:        94.94 [deg]
GAL_COORDS:        1.32, -1.01 [deg] galactic lon,lat of the burst
ECL_COORDS:      268.38, -4.90 [deg] ecliptic lon,lat of the burst
COMMENTS:        OGLE Gravitational Lensing Event.