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TITLE:           GCN/OGLE NOTICE
NOTICE_DATE:     Sat 21 Apr 18 21:18:53 UT
NOTICE_TYPE:     OGLE Lensing Event
SRC_ID_NUM:      201800667
SRC_RA:          268.5197d {+17h 54m 05s} (J2000),
                 268.8099d {+17h 55m 14s} (current),
                 267.7234d {+17h 50m 54s} (1950)
SRC_DEC:         -29.2483d {-29d 14' 53"} (J2000),
                 -29.2507d {-29d 15' 01"} (current),
                 -29.2392d {-29d 14' 20"} (1950)
DISCOVERY_DATE:  18198 TJD;    80 DOY;   18/03/21 (yy/mm/dd)
DISCOVERY_TIME:  76733 SOD {21:18:53.00} UT
LEAD_TIME:       30.824 [days]
MAX_DATE:        18229 TJD;   111 DOY;   18/04/21 (yy/mm/dd)
MAX_TIME:        61516 SOD {17:05:16.79} UT
MAX_UNCERT:      0.060 [days]
CUSP_WIDTH:      10.09 +/- 2.38 [days]
u0:              0.06 +/- 0.02 [RingUnits]
MAX_MAG:         15.2 mag (estimated)
BASE_MAG:        18.19 +/- 0.00 [mag]
AMPLIFICATION:   15.17 +/- 4.76 factor
LC_URL:          http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0667.html
SUN_POSTN:        29.56d {+01h 58m 14s}  +12.07d {+12d 04' 12"}
SUN_DIST:        122.57 [deg]   Sun_angle= 8.0 [hr] (West of Sun)
MOON_POSTN:      109.50d {+07h 17m 59s}  +20.18d {+20d 10' 40"}
MOON_DIST:       159.18 [deg]
GAL_COORDS:        0.68, -1.75 [deg] galactic lon,lat of the burst
ECL_COORDS:      268.70, -5.82 [deg] ecliptic lon,lat of the burst
COMMENTS:        OGLE Gravitational Lensing Event.