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TITLE:           GCN/OGLE NOTICE
NOTICE_DATE:     Fri 26 Apr 19 20:46:02 UT
NOTICE_TYPE:     OGLE Lensing Event
SRC_ID_NUM:      201900554
SRC_RA:          271.0310d {+18h 04m 07s} (J2000),
                 271.3447d {+18h 05m 23s} (current),
                 270.2155d {+18h 00m 52s} (1950)
SRC_DEC:         -32.1516d {-32d 09' 05"} (J2000),
                 -32.1494d {-32d 08' 57"} (current),
                 -32.1546d {-32d 09' 16"} (1950)
DISCOVERY_DATE:  18568 TJD;    85 DOY;   19/03/26 (yy/mm/dd)
DISCOVERY_TIME:  74762 SOD {20:46:02.00} UT
LEAD_TIME:       34.956 [days]
MAX_DATE:        18603 TJD;   120 DOY;   19/04/30 (yy/mm/dd)
MAX_TIME:        70934 SOD {19:42:14.39} UT
MAX_UNCERT:      2.900 [days]
CUSP_WIDTH:      18.84 +/- 2.61 [days]
u0:              0.54 +/- 0.06 [RingUnits]
MAX_MAG:         18.4 mag (estimated)
BASE_MAG:        19.17 +/- 0.00 [mag]
AMPLIFICATION:   2.04 +/- 0.20 factor
LC_URL:          http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0554.html
SUN_POSTN:        34.01d {+02h 16m 02s}  +13.63d {+13d 37' 47"}
SUN_DIST:        124.72 [deg]   Sun_angle= 8.2 [hr] (West of Sun)
MOON_POSTN:      308.30d {+20h 33m 12s}  -20.12d {-20d 07' 14"}
MOON_DIST:        35.08 [deg]
GAL_COORDS:      359.23, -5.06 [deg] galactic lon,lat of the burst
ECL_COORDS:      270.88, -8.72 [deg] ecliptic lon,lat of the burst
COMMENTS:        OGLE Gravitational Lensing Event.