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TITLE:           GCN/OGLE NOTICE
NOTICE_DATE:     Mon 03 Jun 19 12:28:54 UT
NOTICE_TYPE:     OGLE Lensing Event
SRC_ID_NUM:      201900831
SRC_RA:          263.7857d {+17h 35m 09s} (J2000),
                 264.0877d {+17h 36m 21s} (current),
                 263.0050d {+17h 32m 01s} (1950)
SRC_DEC:         -26.8888d {-26d 53' 19"} (J2000),
                 -26.9002d {-26d 54' 00"} (current),
                 -26.8568d {-26d 51' 23"} (1950)
DISCOVERY_DATE:  18606 TJD;   123 DOY;   19/05/03 (yy/mm/dd)
DISCOVERY_TIME:  44934 SOD {12:28:54.00} UT
LEAD_TIME:       33.854 [days]
MAX_DATE:        18640 TJD;   157 DOY;   19/06/06 (yy/mm/dd)
MAX_TIME:        32313 SOD {08:58:33.59} UT
MAX_UNCERT:      1.760 [days]
CUSP_WIDTH:      6.70 +/- 0.65 [days]
u0:              1.17 +/- 0.12 [RingUnits]
MAX_MAG:         17.0 mag (estimated)
BASE_MAG:        17.27 +/- 0.00 [mag]
AMPLIFICATION:   1.23 +/- 0.05 factor
LC_URL:          http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0831.html
SUN_POSTN:        71.21d {+04h 44m 50s}  +22.31d {+22d 18' 44"}
SUN_DIST:        167.43 [deg]   Sun_angle= 11.1 [hr] (West of Sun)
MOON_POSTN:       73.03d {+04h 52m 08s}  +19.54d {+19d 32' 38"}
MOON_DIST:       167.47 [deg]
GAL_COORDS:        0.51,  3.05 [deg] galactic lon,lat of the burst
ECL_COORDS:      264.45, -3.57 [deg] ecliptic lon,lat of the burst
COMMENTS:        OGLE Gravitational Lensing Event.