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TITLE:           GCN/OGLE NOTICE
NOTICE_DATE:     Mon 03 Jun 19 12:28:26 UT
NOTICE_TYPE:     OGLE Lensing Event
SRC_ID_NUM:      201900817
SRC_RA:          272.3674d {+18h 09m 28s} (J2000),
                 272.6740d {+18h 10m 42s} (current),
                 271.5746d {+18h 06m 18s} (1950)
SRC_DEC:         -28.6886d {-28d 41' 18"} (J2000),
                 -28.6839d {-28d 41' 01"} (current),
                 -28.6982d {-28d 41' 52"} (1950)
DISCOVERY_DATE:  18606 TJD;   123 DOY;   19/05/03 (yy/mm/dd)
DISCOVERY_TIME:  44906 SOD {12:28:26.00} UT
LEAD_TIME:       36.754 [days]
MAX_DATE:        18643 TJD;   160 DOY;   19/06/09 (yy/mm/dd)
MAX_TIME:        23673 SOD {06:34:33.60} UT
MAX_UNCERT:      4.730 [days]
CUSP_WIDTH:      47.55 +/- 5.01 [days]
u0:              0.45 +/- 0.04 [RingUnits]
MAX_MAG:         19.2 mag (estimated)
BASE_MAG:        20.10 +/- 0.00 [mag]
AMPLIFICATION:   2.35 +/- 0.17 factor
LC_URL:          http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0817.html
SUN_POSTN:        71.21d {+04h 44m 50s}  +22.31d {+22d 18' 44"}
SUN_DIST:        159.64 [deg]   Sun_angle= 10.6 [hr] (West of Sun)
MOON_POSTN:       73.03d {+04h 52m 07s}  +19.54d {+19d 32' 35"}
MOON_DIST:       159.91 [deg]
GAL_COORDS:        2.83, -4.40 [deg] galactic lon,lat of the burst
ECL_COORDS:      272.09, -5.27 [deg] ecliptic lon,lat of the burst
COMMENTS:        OGLE Gravitational Lensing Event.