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TITLE:           GCN/OGLE NOTICE
NOTICE_DATE:     Tue 16 May 17 11:20:26 UT
NOTICE_TYPE:     OGLE Lensing Event
SRC_ID_NUM:      201700747
SRC_RA:          273.3125d {+18h 13m 15s} (J2000),
                 273.5833d {+18h 14m 20s} (current),
                 272.5292d {+18h 10m 07s} (1950)
SRC_DEC:         -27.1661d {-27d 09' 57"} (J2000),
                 -27.1603d {-27d 09' 36"} (current),
                 -27.1803d {-27d 10' 48"} (1950)
DISCOVERY_DATE:  17859 TJD;   106 DOY;   17/04/16 (yy/mm/dd)
DISCOVERY_TIME:  40826 SOD {11:20:26.00} UT
LEAD_TIME:       -1.206 [days]
MAX_DATE:        17858 TJD;   105 DOY;   17/04/15 (yy/mm/dd)
MAX_TIME:        23068 SOD {06:24:28.79} UT
MAX_UNCERT:      0.720 [days]
CUSP_WIDTH:      37.11 +/- 2.25 [days]
u0:              0.47 +/- 0.01 [RingUnits]
MAX_MAG:         19.3 mag (estimated)
BASE_MAG:        20.20 +/- 0.01 [mag]
AMPLIFICATION:   2.26 +/- 0.05 factor
LC_URL:          http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0747.html
SUN_POSTN:        53.46d {+03h 33m 50s}  +19.20d {+19d 12' 09"}
SUN_DIST:        142.43 [deg]   Sun_angle= 9.3 [hr] (West of Sun)
MOON_POSTN:      298.08d {+19h 52m 20s}  -18.23d {-18d 13' 38"}
MOON_DIST:        24.25 [deg]
GAL_COORDS:        4.57, -4.41 [deg] galactic lon,lat of the burst
ECL_COORDS:      272.95, -3.76 [deg] ecliptic lon,lat of the burst
COMMENTS:        OGLE Gravitational Lensing Event.