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TITLE:           GCN/OGLE NOTICE
NOTICE_DATE:     Thu 20 Jul 17 19:14:07 UT
NOTICE_TYPE:     OGLE Lensing Event
SRC_ID_NUM:      201701399
SRC_RA:          270.7493d {+18h 03m 00s} (J2000),
                 271.0226d {+18h 04m 05s} (current),
                 269.9671d {+17h 59m 52s} (1950)
SRC_DEC:         -26.9634d {-26d 57' 47"} (J2000),
                 -26.9619d {-26d 57' 42"} (current),
                 -26.9651d {-26d 57' 54"} (1950)
DISCOVERY_DATE:  17924 TJD;   171 DOY;   17/06/20 (yy/mm/dd)
DISCOVERY_TIME:  69247 SOD {19:14:07.00} UT
LEAD_TIME:       48.603 [days]
MAX_DATE:        17973 TJD;   220 DOY;   17/08/08 (yy/mm/dd)
MAX_TIME:        34905 SOD {09:41:45.60} UT
MAX_UNCERT:      6.040 [days]
CUSP_WIDTH:      17.05 +/- 2.11 [days]
u0:              0.82 +/- 0.33 [RingUnits]
MAX_MAG:         18.1 mag (estimated)
BASE_MAG:        18.55 +/- 0.00 [mag]
AMPLIFICATION:   1.50 +/- 0.39 factor
LC_URL:          http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-1399.html
SUN_POSTN:       120.36d {+08h 01m 26s}  +20.51d {+20d 30' 30"}
SUN_DIST:        152.45 [deg]   Sun_angle= -10.0 [hr] (East of Sun)
MOON_POSTN:       81.48d {+05h 25m 56s}  +18.65d {+18d 38' 47"}
MOON_DIST:       167.91 [deg]
GAL_COORDS:        3.64, -2.31 [deg] galactic lon,lat of the burst
ECL_COORDS:      270.67, -3.53 [deg] ecliptic lon,lat of the burst
COMMENTS:        OGLE Gravitational Lensing Event.