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TITLE:           GCN/OGLE NOTICE
NOTICE_DATE:     Fri 23 Feb 18 14:48:22 UT
NOTICE_TYPE:     OGLE Lensing Event
SRC_ID_NUM:      201800218
SRC_RA:          263.4820d {+17h 33m 56s} (J2000),
                 263.7694d {+17h 35m 05s} (current),
                 262.6868d {+17h 30m 45s} (1950)
SRC_DEC:         -29.2484d {-29d 14' 53"} (J2000),
                 -29.2596d {-29d 15' 33"} (current),
                 -29.2149d {-29d 12' 53"} (1950)
DISCOVERY_DATE:  18141 TJD;    23 DOY;   18/01/23 (yy/mm/dd)
DISCOVERY_TIME:  53302 SOD {14:48:22.00} UT
LEAD_TIME:       28.266 [days]
MAX_DATE:        18169 TJD;    51 DOY;   18/02/20 (yy/mm/dd)
MAX_TIME:        76291 SOD {21:11:31.19} UT
MAX_UNCERT:      0.300 [days]
CUSP_WIDTH:      11.15 +/- 1.69 [days]
u0:              0.39 +/- 0.01 [RingUnits]
MAX_MAG:         19.4 mag (estimated)
BASE_MAG:        20.48 +/- 0.00 [mag]
AMPLIFICATION:   2.70 +/- 0.08 factor
LC_URL:          http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0218.html
SUN_POSTN:       336.78d {+22h 27m 06s}   -9.70d {-09d 41' 57"}
SUN_DIST:         70.51 [deg]   Sun_angle= 4.9 [hr] (West of Sun)
MOON_POSTN:       67.65d {+04h 30m 36s}  +17.01d {+17d 00' 35"}
MOON_DIST:       160.81 [deg]
GAL_COORDS:      358.38,  2.00 [deg] galactic lon,lat of the burst
ECL_COORDS:      264.29, -5.94 [deg] ecliptic lon,lat of the burst
COMMENTS:        OGLE Gravitational Lensing Event.