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TITLE:           GCN/OGLE NOTICE
NOTICE_DATE:     Thu 22 Feb 18 15:01:04 UT
NOTICE_TYPE:     OGLE Lensing Event
SRC_ID_NUM:      201800077
SRC_RA:          268.8806d {+17h 55m 31s} (J2000),
                 269.1701d {+17h 56m 41s} (current),
                 268.0792d {+17h 52m 19s} (1950)
SRC_DEC:         -30.0373d {-30d 02' 13"} (J2000),
                 -30.0390d {-30d 02' 19"} (current),
                 -30.0299d {-30d 01' 47"} (1950)
DISCOVERY_DATE:  18140 TJD;    22 DOY;   18/01/22 (yy/mm/dd)
DISCOVERY_TIME:  54064 SOD {15:01:04.00} UT
LEAD_TIME:       29.471 [days]
MAX_DATE:        18170 TJD;    52 DOY;   18/02/21 (yy/mm/dd)
MAX_TIME:        8380 SOD {02:19:40.80} UT
MAX_UNCERT:      3.960 [days]
CUSP_WIDTH:      16.54 +/- 3.78 [days]
u0:              1.27 +/- 0.04 [RingUnits]
MAX_MAG:         17.9 mag (estimated)
BASE_MAG:        18.09 +/- 0.00 [mag]
AMPLIFICATION:   1.20 +/- 0.01 factor
LC_URL:          http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0077.html
SUN_POSTN:       335.83d {+22h 23m 20s}  -10.06d {-10d 03' 46"}
SUN_DIST:         64.84 [deg]   Sun_angle= 4.4 [hr] (West of Sun)
MOON_POSTN:       53.71d {+03h 34m 51s}  +13.92d {+13d 55' 07"}
MOON_DIST:       143.60 [deg]
GAL_COORDS:        0.16, -2.41 [deg] galactic lon,lat of the burst
ECL_COORDS:      269.02, -6.60 [deg] ecliptic lon,lat of the burst
COMMENTS:        OGLE Gravitational Lensing Event.