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TITLE:           GCN/OGLE NOTICE
NOTICE_DATE:     Sat 21 Apr 18 21:18:47 UT
NOTICE_TYPE:     OGLE Lensing Event
SRC_ID_NUM:      201800664
SRC_RA:          268.3075d {+17h 53m 14s} (J2000),
                 268.5954d {+17h 54m 23s} (current),
                 267.5175d {+17h 50m 04s} (1950)
SRC_DEC:         -28.2471d {-28d 14' 49"} (J2000),
                 -28.2498d {-28d 14' 58"} (current),
                 -28.2370d {-28d 14' 12"} (1950)
DISCOVERY_DATE:  18198 TJD;    80 DOY;   18/03/21 (yy/mm/dd)
DISCOVERY_TIME:  76727 SOD {21:18:47.00} UT
LEAD_TIME:       73.541 [days]
MAX_DATE:        18272 TJD;   154 DOY;   18/06/03 (yy/mm/dd)
MAX_TIME:        37065 SOD {10:17:45.60} UT
MAX_UNCERT:      2.600 [days]
CUSP_WIDTH:      43.02 +/- 2.18 [days]
u0:              0.00 +/- 0.28 [RingUnits]
MAX_MAG:         7.5 mag (estimated)
BASE_MAG:        18.88 +/- 0.00 [mag]
AMPLIFICATION:   233.70 +/- 0.00 factor
LC_URL:          http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0664.html
SUN_POSTN:        29.56d {+01h 58m 14s}  +12.07d {+12d 04' 12"}
SUN_DIST:        122.83 [deg]   Sun_angle= 8.1 [hr] (West of Sun)
MOON_POSTN:      109.49d {+07h 17m 59s}  +20.18d {+20d 10' 40"}
MOON_DIST:       159.34 [deg]
GAL_COORDS:        1.45, -1.08 [deg] galactic lon,lat of the burst
ECL_COORDS:      268.50, -4.82 [deg] ecliptic lon,lat of the burst
COMMENTS:        OGLE Gravitational Lensing Event.  
COMMENTS:        WARNING: Amax_error was 'nan'.