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TITLE:           GCN/OGLE NOTICE
NOTICE_DATE:     Sun 28 Apr 19 21:40:41 UT
NOTICE_TYPE:     OGLE Lensing Event
SRC_ID_NUM:      201900579
SRC_RA:          271.9333d {+18h 07m 44s} (J2000),
                 272.2371d {+18h 08m 57s} (current),
                 271.1437d {+18h 04m 34s} (1950)
SRC_DEC:         -28.1704d {-28d 10' 12"} (J2000),
                 -28.1665d {-28d 09' 58"} (current),
                 -28.1779d {-28d 10' 39"} (1950)
DISCOVERY_DATE:  18570 TJD;    87 DOY;   19/03/28 (yy/mm/dd)
DISCOVERY_TIME:  78040 SOD {21:40:40.00} UT
LEAD_TIME:       48.661 [days]
MAX_DATE:        18619 TJD;   136 DOY;   19/05/16 (yy/mm/dd)
MAX_TIME:        48729 SOD {13:32:09.59} UT
MAX_UNCERT:      7.110 [days]
CUSP_WIDTH:      44.03 +/- 5.02 [days]
u0:              0.51 +/- 0.10 [RingUnits]
MAX_MAG:         18.9 mag (estimated)
BASE_MAG:        19.70 +/- 0.00 [mag]
AMPLIFICATION:   2.11 +/- 0.35 factor
LC_URL:          http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0579.html
SUN_POSTN:        35.94d {+02h 23m 46s}  +14.28d {+14d 16' 32"}
SUN_DIST:        126.19 [deg]   Sun_angle= 8.2 [hr] (West of Sun)
MOON_POSTN:      332.88d {+22h 11m 32s}  -14.55d {-14d 32' 41"}
MOON_DIST:        57.53 [deg]
GAL_COORDS:        3.10, -3.82 [deg] galactic lon,lat of the burst
ECL_COORDS:      271.71, -4.74 [deg] ecliptic lon,lat of the burst
COMMENTS:        OGLE Gravitational Lensing Event.