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TITLE:           GCN/OGLE NOTICE
NOTICE_DATE:     Tue 17 Apr 18 20:56:52 UT
NOTICE_TYPE:     OGLE Lensing Event
SRC_ID_NUM:      201800619
SRC_RA:          262.9885d {+17h 31m 57s} (J2000),
                 263.2804d {+17h 33m 07s} (current),
                 262.1873d {+17h 28m 45s} (1950)
SRC_DEC:         -30.2237d {-30d 13' 24"} (J2000),
                 -30.2358d {-30d 14' 08"} (current),
                 -30.1878d {-30d 11' 15"} (1950)
DISCOVERY_DATE:  18194 TJD;    76 DOY;   18/03/17 (yy/mm/dd)
DISCOVERY_TIME:  75412 SOD {20:56:52.00} UT
LEAD_TIME:       27.564 [days]
MAX_DATE:        18222 TJD;   104 DOY;   18/04/14 (yy/mm/dd)
MAX_TIME:        37756 SOD {10:29:16.79} UT
MAX_UNCERT:      0.800 [days]
CUSP_WIDTH:      10.95 +/- 1.69 [days]
u0:              0.45 +/- 0.02 [RingUnits]
MAX_MAG:         19.6 mag (estimated)
BASE_MAG:        20.50 +/- 0.01 [mag]
AMPLIFICATION:   2.38 +/- 0.09 factor
LC_URL:          http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0619.html
SUN_POSTN:        25.81d {+01h 43m 15s}  +10.69d {+10d 41' 21"}
SUN_DIST:        123.36 [deg]   Sun_angle= 8.2 [hr] (West of Sun)
MOON_POSTN:       50.03d {+03h 20m 07s}  +13.24d {+13d 14' 25"}
MOON_DIST:       144.95 [deg]
GAL_COORDS:      357.33,  1.83 [deg] galactic lon,lat of the burst
ECL_COORDS:      263.90, -6.93 [deg] ecliptic lon,lat of the burst
COMMENTS:        OGLE Gravitational Lensing Event.