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TITLE:           GCN/OGLE NOTICE
NOTICE_DATE:     Tue 16 Apr 19 19:57:20 UT
NOTICE_TYPE:     OGLE Lensing Event
SRC_ID_NUM:      201900516
SRC_RA:          270.6941d {+18h 02m 47s} (J2000),
                 270.9970d {+18h 03m 59s} (current),
                 269.9056d {+17h 59m 37s} (1950)
SRC_DEC:         -27.9920d {-27d 59' 30"} (J2000),
                 -27.9904d {-27d 59' 25"} (current),
                 -27.9935d {-27d 59' 35"} (1950)
DISCOVERY_DATE:  18558 TJD;    75 DOY;   19/03/16 (yy/mm/dd)
DISCOVERY_TIME:  71840 SOD {19:57:20.00} UT
LEAD_TIME:       36.240 [days]
MAX_DATE:        18595 TJD;   112 DOY;   19/04/22 (yy/mm/dd)
MAX_TIME:        6134 SOD {01:42:14.39} UT
MAX_UNCERT:      2.330 [days]
CUSP_WIDTH:      8.03 +/- 0.98 [days]
u0:              1.18 +/- 0.14 [RingUnits]
MAX_MAG:         17.5 mag (estimated)
BASE_MAG:        17.70 +/- 0.00 [mag]
AMPLIFICATION:   1.23 +/- 0.06 factor
LC_URL:          http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0516.html
SUN_POSTN:        24.62d {+01h 38m 29s}  +10.24d {+10d 14' 14"}
SUN_DIST:        115.57 [deg]   Sun_angle= 7.6 [hr] (West of Sun)
MOON_POSTN:      173.22d {+11h 32m 53s}   +7.66d {+07d 39' 44"}
MOON_DIST:       100.43 [deg]
GAL_COORDS:        2.72, -2.77 [deg] galactic lon,lat of the burst
ECL_COORDS:      270.61, -4.55 [deg] ecliptic lon,lat of the burst
COMMENTS:        OGLE Gravitational Lensing Event.