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TITLE:           GCN/OGLE NOTICE
NOTICE_DATE:     Thu 20 Jul 17 19:14:03 UT
NOTICE_TYPE:     OGLE Lensing Event
SRC_ID_NUM:      201701397
SRC_RA:          269.0795d {+17h 56m 19s} (J2000),
                 269.3637d {+17h 57m 27s} (current),
                 268.2661d {+17h 53m 04s} (1950)
SRC_DEC:         -31.8496d {-31d 50' 58"} (J2000),
                 -31.8509d {-31d 51' 02"} (current),
                 -31.8432d {-31d 50' 34"} (1950)
DISCOVERY_DATE:  17924 TJD;   171 DOY;   17/06/20 (yy/mm/dd)
DISCOVERY_TIME:  69243 SOD {19:14:03.00} UT
LEAD_TIME:       35.030 [days]
MAX_DATE:        17959 TJD;   206 DOY;   17/07/25 (yy/mm/dd)
MAX_TIME:        71798 SOD {19:56:38.39} UT
MAX_UNCERT:      4.190 [days]
CUSP_WIDTH:      14.09 +/- 2.96 [days]
u0:              0.58 +/- 0.15 [RingUnits]
MAX_MAG:         18.9 mag (estimated)
BASE_MAG:        19.62 +/- 0.00 [mag]
AMPLIFICATION:   1.92 +/- 0.40 factor
LC_URL:          http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-1397.html
SUN_POSTN:       120.36d {+08h 01m 26s}  +20.51d {+20d 30' 30"}
SUN_DIST:        150.10 [deg]   Sun_angle= -9.9 [hr] (East of Sun)
MOON_POSTN:       81.48d {+05h 25m 56s}  +18.65d {+18d 38' 47"}
MOON_DIST:       165.01 [deg]
GAL_COORDS:      358.67, -3.47 [deg] galactic lon,lat of the burst
ECL_COORDS:      269.21, -8.41 [deg] ecliptic lon,lat of the burst
COMMENTS:        OGLE Gravitational Lensing Event.