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TITLE:           GCN/OGLE NOTICE
NOTICE_DATE:     Tue 14 Apr 15 18:36:08 UT
NOTICE_TYPE:     OGLE Lensing Event
SRC_ID_NUM:      201500689
SRC_RA:          270.3696d {+18h 01m 29s} (J2000),
                 270.6088d {+18h 02m 26s} (current),
                 269.5827d {+17h 58m 20s} (1950)
SRC_DEC:         -27.7405d {-27d 44' 25"} (J2000),
                 -27.7398d {-27d 44' 22"} (current),
                 -27.7404d {-27d 44' 24"} (1950)
DISCOVERY_DATE:  17095 TJD;    73 DOY;   15/03/14 (yy/mm/dd)
DISCOVERY_TIME:  66968 SOD {18:36:08.00} UT
LEAD_TIME:       32.996 [days]
MAX_DATE:        17128 TJD;   106 DOY;   15/04/16 (yy/mm/dd)
MAX_TIME:        66614 SOD {18:30:14.40} UT
MAX_UNCERT:      1.650 [days]
CUSP_WIDTH:      15.79 +/- 2.52 [days]
u0:              0.38 +/- 0.04 [RingUnits]
MAX_MAG:         19.1 mag (estimated)
BASE_MAG:        20.24 +/- 0.02 [mag]
AMPLIFICATION:   2.73 +/- 0.26 factor
LC_URL:          http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0689.html
SUN_POSTN:        22.69d {+01h 30m 46s}   +9.49d {+09d 29' 34"}
SUN_DIST:        113.89 [deg]   Sun_angle= 7.5 [hr] (West of Sun)
MOON_POSTN:      330.07d {+22h 00m 17s}   -8.66d {-08d 39' 49"}
MOON_DIST:        59.02 [deg]
GAL_COORDS:        2.80, -2.40 [deg] galactic lon,lat of the burst
ECL_COORDS:      270.33, -4.30 [deg] ecliptic lon,lat of the burst
COMMENTS:        OGLE Gravitational Lensing Event.