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TITLE:           GCN/OGLE NOTICE
NOTICE_DATE:     Wed 25 Apr 18 18:20:12 UT
NOTICE_TYPE:     OGLE Lensing Event
SRC_ID_NUM:      201800691
SRC_RA:          267.9362d {+17h 51m 45s} (J2000),
                 268.2396d {+17h 52m 58s} (current),
                 267.1042d {+17h 48m 25s} (1950)
SRC_DEC:         -34.5521d {-34d 33' 07"} (J2000),
                 -34.5555d {-34d 33' 19"} (current),
                 -34.5401d {-34d 32' 23"} (1950)
DISCOVERY_DATE:  18202 TJD;    84 DOY;   18/03/25 (yy/mm/dd)
DISCOVERY_TIME:  66012 SOD {18:20:12.00} UT
LEAD_TIME:       28.005 [days]
MAX_DATE:        18230 TJD;   112 DOY;   18/04/22 (yy/mm/dd)
MAX_TIME:        66441 SOD {18:27:21.59} UT
MAX_UNCERT:      1.240 [days]
CUSP_WIDTH:      8.13 +/- 0.94 [days]
u0:              1.82 +/- 0.03 [RingUnits]
MAX_MAG:         16.6 mag (estimated)
BASE_MAG:        16.73 +/- 0.00 [mag]
AMPLIFICATION:   1.07 +/- 0.00 factor
LC_URL:          http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0691.html
SUN_POSTN:        33.20d {+02h 12m 48s}  +13.35d {+13d 21' 09"}
SUN_DIST:        126.17 [deg]   Sun_angle= 8.3 [hr] (West of Sun)
MOON_POSTN:      164.83d {+10h 59m 19s}   +9.36d {+09d 21' 49"}
MOON_DIST:       106.31 [deg]
GAL_COORDS:      355.85, -4.01 [deg] galactic lon,lat of the burst
ECL_COORDS:      268.27,-11.13 [deg] ecliptic lon,lat of the burst
COMMENTS:        OGLE Gravitational Lensing Event.