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TITLE:           GCN/OGLE NOTICE
NOTICE_DATE:     Sat 01 Jul 17 17:26:38 UT
NOTICE_TYPE:     OGLE Lensing Event
SRC_ID_NUM:      201701239
SRC_RA:          271.6518d {+18h 06m 36s} (J2000),
                 271.9282d {+18h 07m 43s} (current),
                 270.8583d {+18h 03m 26s} (1950)
SRC_DEC:         -28.7926d {-28d 47' 32"} (J2000),
                 -28.7896d {-28d 47' 21"} (current),
                 -28.7987d {-28d 47' 54"} (1950)
DISCOVERY_DATE:  17905 TJD;   152 DOY;   17/06/01 (yy/mm/dd)
DISCOVERY_TIME:  62798 SOD {17:26:38.00} UT
LEAD_TIME:       24.636 [days]
MAX_DATE:        17930 TJD;   177 DOY;   17/06/26 (yy/mm/dd)
MAX_TIME:        31363 SOD {08:42:43.19} UT
MAX_UNCERT:      0.110 [days]
CUSP_WIDTH:      4.45 +/- 0.23 [days]
u0:              0.46 +/- 0.03 [RingUnits]
MAX_MAG:         18.2 mag (estimated)
BASE_MAG:        19.14 +/- 0.00 [mag]
AMPLIFICATION:   2.33 +/- 0.14 factor
LC_URL:          http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-1239.html
SUN_POSTN:       100.95d {+06h 43m 47s}  +23.05d {+23d 03' 18"}
SUN_DIST:        170.07 [deg]   Sun_angle= -11.4 [hr] (East of Sun)
MOON_POSTN:      198.30d {+13h 13m 12s}   -3.32d {-03d 19' 21"}
MOON_DIST:        74.07 [deg]
GAL_COORDS:        2.43, -3.90 [deg] galactic lon,lat of the burst
ECL_COORDS:      271.45, -5.36 [deg] ecliptic lon,lat of the burst
COMMENTS:        OGLE Gravitational Lensing Event.