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TITLE:           GCN/OGLE NOTICE
NOTICE_DATE:     Sun 19 Apr 15 16:07:38 UT
NOTICE_TYPE:     OGLE Lensing Event
SRC_ID_NUM:      201500731
SRC_RA:          263.1934d {+17h 32m 46s} (J2000),
                 263.4335d {+17h 33m 44s} (current),
                 262.4047d {+17h 29m 37s} (1950)
SRC_DEC:         -28.2368d {-28d 14' 11"} (J2000),
                 -28.2467d {-28d 14' 47"} (current),
                 -28.2019d {-28d 12' 06"} (1950)
DISCOVERY_DATE:  17100 TJD;    78 DOY;   15/03/19 (yy/mm/dd)
DISCOVERY_TIME:  58058 SOD {16:07:38.00} UT
LEAD_TIME:       25.401 [days]
MAX_DATE:        17126 TJD;   104 DOY;   15/04/14 (yy/mm/dd)
MAX_TIME:        6307 SOD {01:45:07.19} UT
MAX_UNCERT:      0.140 [days]
CUSP_WIDTH:      13.81 +/- 0.46 [days]
u0:              0.06 +/- 0.00 [RingUnits]
MAX_MAG:         17.2 mag (estimated)
BASE_MAG:        20.23 +/- 0.00 [mag]
AMPLIFICATION:   16.41 +/- 0.94 factor
LC_URL:          http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0731.html
SUN_POSTN:        27.23d {+01h 48m 56s}  +11.22d {+11d 13' 11"}
SUN_DIST:        124.94 [deg]   Sun_angle= 8.3 [hr] (West of Sun)
MOON_POSTN:       39.94d {+02h 39m 45s}  +12.65d {+12d 38' 59"}
MOON_DIST:       136.65 [deg]
GAL_COORDS:      359.09,  2.76 [deg] galactic lon,lat of the burst
ECL_COORDS:      263.98, -4.94 [deg] ecliptic lon,lat of the burst
COMMENTS:        OGLE Gravitational Lensing Event.