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TITLE:           GCN/OGLE NOTICE
NOTICE_DATE:     Sat 14 Apr 18 20:05:36 UT
NOTICE_TYPE:     OGLE Lensing Event
SRC_ID_NUM:      201800577
SRC_RA:          270.3477d {+18h 01m 23s} (J2000),
                 270.6341d {+18h 02m 32s} (current),
                 269.5609d {+17h 58m 15s} (1950)
SRC_DEC:         -27.7156d {-27d 42' 55"} (J2000),
                 -27.7147d {-27d 42' 52"} (current),
                 -27.7154d {-27d 42' 54"} (1950)
DISCOVERY_DATE:  18191 TJD;    73 DOY;   18/03/14 (yy/mm/dd)
DISCOVERY_TIME:  72336 SOD {20:05:36.00} UT
LEAD_TIME:       34.028 [days]
MAX_DATE:        18225 TJD;   107 DOY;   18/04/17 (yy/mm/dd)
MAX_TIME:        74736 SOD {20:45:36.00} UT
MAX_UNCERT:      1.030 [days]
CUSP_WIDTH:      4.16 +/- 0.38 [days]
u0:              1.69 +/- 0.09 [RingUnits]
MAX_MAG:         15.9 mag (estimated)
BASE_MAG:        15.98 +/- 0.00 [mag]
AMPLIFICATION:   1.09 +/- 0.01 factor
LC_URL:          http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0577.html
SUN_POSTN:        23.00d {+01h 32m 00s}   +9.61d {+09d 36' 48"}
SUN_DIST:        114.19 [deg]   Sun_angle= 7.5 [hr] (West of Sun)
MOON_POSTN:       10.13d {+00h 40m 32s}   -0.17d {-00d 10' 01"}
MOON_DIST:        98.32 [deg]
GAL_COORDS:        2.81, -2.37 [deg] galactic lon,lat of the burst
ECL_COORDS:      270.31, -4.28 [deg] ecliptic lon,lat of the burst
COMMENTS:        OGLE Gravitational Lensing Event.