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TITLE:           GCN/OGLE NOTICE
NOTICE_DATE:     Sun 09 Jun 19 21:08:00 UT
NOTICE_TYPE:     OGLE Lensing Event
SRC_ID_NUM:      201900918
SRC_RA:          273.4874d {+18h 13m 57s} (J2000),
                 273.7902d {+18h 15m 10s} (current),
                 272.7050d {+18h 10m 49s} (1950)
SRC_DEC:         -27.0259d {-27d 01' 32"} (J2000),
                 -27.0191d {-27d 01' 08"} (current),
                 -27.0409d {-27d 02' 26"} (1950)
DISCOVERY_DATE:  18612 TJD;   129 DOY;   19/05/09 (yy/mm/dd)
DISCOVERY_TIME:  76080 SOD {21:08:00.00} UT
LEAD_TIME:       23.808 [days]
MAX_DATE:        18636 TJD;   153 DOY;   19/06/02 (yy/mm/dd)
MAX_TIME:        59529 SOD {16:32:09.59} UT
MAX_UNCERT:      0.420 [days]
CUSP_WIDTH:      14.48 +/- 0.84 [days]
u0:              0.60 +/- 0.01 [RingUnits]
MAX_MAG:         18.5 mag (estimated)
BASE_MAG:        19.14 +/- 0.00 [mag]
AMPLIFICATION:   1.87 +/- 0.03 factor
LC_URL:          http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0918.html
SUN_POSTN:        77.77d {+05h 11m 04s}  +22.96d {+22d 57' 35"}
SUN_DIST:        164.93 [deg]   Sun_angle= 10.9 [hr] (West of Sun)
MOON_POSTN:      166.84d {+11h 07m 23s}  +10.33d {+10d 19' 40"}
MOON_DIST:       109.69 [deg]
GAL_COORDS:        4.77, -4.48 [deg] galactic lon,lat of the burst
ECL_COORDS:      273.11, -3.62 [deg] ecliptic lon,lat of the burst
COMMENTS:        OGLE Gravitational Lensing Event.