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TITLE:           GCN/OGLE NOTICE
NOTICE_DATE:     Tue 18 Aug 15 19:51:18 UT
NOTICE_TYPE:     OGLE Lensing Event
SRC_ID_NUM:      201501821
SRC_RA:          267.8677d {+17h 51m 28s} (J2000),
                 268.1172d {+17h 52m 28s} (current),
                 267.0652d {+17h 48m 16s} (1950)
SRC_DEC:         -30.2231d {-30d 13' 22"} (J2000),
                 -30.2261d {-30d 13' 33"} (current),
                 -30.2108d {-30d 12' 38"} (1950)
DISCOVERY_DATE:  17221 TJD;   199 DOY;   15/07/18 (yy/mm/dd)
DISCOVERY_TIME:  71478 SOD {19:51:18.00} UT
LEAD_TIME:       30.663 [days]
MAX_DATE:        17252 TJD;   230 DOY;   15/08/18 (yy/mm/dd)
MAX_TIME:        42336 SOD {11:45:36.00} UT
MAX_UNCERT:      0.280 [days]
CUSP_WIDTH:      5.07 +/- 0.39 [days]
u0:              0.12 +/- 0.05 [RingUnits]
MAX_MAG:         17.8 mag (estimated)
BASE_MAG:        20.02 +/- 0.00 [mag]
AMPLIFICATION:   7.84 +/- 3.44 factor
LC_URL:          http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-1821.html
SUN_POSTN:       147.82d {+09h 51m 17s}  +13.00d {+13d 00' 02"}
SUN_DIST:        122.55 [deg]   Sun_angle= -8.0 [hr] (East of Sun)
MOON_POSTN:      191.03d {+12h 44m 06s}   -3.66d {-03d 39' 45"}
MOON_DIST:        77.01 [deg]
GAL_COORDS:      359.55, -1.75 [deg] galactic lon,lat of the burst
ECL_COORDS:      268.14, -6.80 [deg] ecliptic lon,lat of the burst
COMMENTS:        OGLE Gravitational Lensing Event.