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TITLE:           GCN/OGLE NOTICE
NOTICE_DATE:     Sun 16 Apr 17 07:46:10 UT
NOTICE_TYPE:     OGLE Lensing Event
SRC_ID_NUM:      201700550
SRC_RA:          270.0652d {+18h 00m 16s} (J2000),
                 270.3391d {+18h 01m 21s} (current),
                 269.2692d {+17h 57m 05s} (1950)
SRC_DEC:         -29.1873d {-29d 11' 13"} (J2000),
                 -29.1870d {-29d 11' 12"} (current),
                 -29.1857d {-29d 11' 07"} (1950)
DISCOVERY_DATE:  17828 TJD;    75 DOY;   17/03/16 (yy/mm/dd)
DISCOVERY_TIME:  27970 SOD {07:46:10.00} UT
LEAD_TIME:       31.397 [days]
MAX_DATE:        17859 TJD;   106 DOY;   17/04/16 (yy/mm/dd)
MAX_TIME:        62294 SOD {17:18:14.39} UT
MAX_UNCERT:      0.180 [days]
CUSP_WIDTH:      2.18 +/- 0.09 [days]
u0:              1.30 +/- 0.02 [RingUnits]
MAX_MAG:         15.2 mag (estimated)
BASE_MAG:        15.40 +/- 0.00 [mag]
AMPLIFICATION:   1.18 +/- 0.00 factor
LC_URL:          http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0550.html
SUN_POSTN:        24.60d {+01h 38m 24s}  +10.23d {+10d 13' 45"}
SUN_DIST:        116.08 [deg]   Sun_angle= 7.6 [hr] (West of Sun)
MOON_POSTN:      261.95d {+17h 27m 49s}  -18.46d {-18d 27' 43"}
MOON_DIST:        13.17 [deg]
GAL_COORDS:        1.41, -2.88 [deg] galactic lon,lat of the burst
ECL_COORDS:      270.06, -5.75 [deg] ecliptic lon,lat of the burst
COMMENTS:        OGLE Gravitational Lensing Event.