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TITLE:           GCN/OGLE NOTICE
NOTICE_DATE:     Wed 18 Mar 15 13:31:12 UT
NOTICE_TYPE:     OGLE Lensing Event
SRC_ID_NUM:      201500427
SRC_RA:          273.4280d {+18h 13m 43s} (J2000),
                 273.6585d {+18h 14m 38s} (current),
                 272.6665d {+18h 10m 40s} (1950)
SRC_DEC:         -23.5114d {-23d 30' 40"} (J2000),
                 -23.5062d {-23d 30' 21"} (current),
                 -23.5262d {-23d 31' 33"} (1950)
DISCOVERY_DATE:  17071 TJD;    49 DOY;   15/02/18 (yy/mm/dd)
DISCOVERY_TIME:  48672 SOD {13:31:12.00} UT
LEAD_TIME:       61.359 [days]
MAX_DATE:        17132 TJD;   110 DOY;   15/04/20 (yy/mm/dd)
MAX_TIME:        79660 SOD {22:07:40.79} UT
MAX_UNCERT:      9.280 [days]
CUSP_WIDTH:      75.57 +/- 5.80 [days]
u0:              0.70 +/- 0.06 [RingUnits]
MAX_MAG:         16.4 mag (estimated)
BASE_MAG:        16.98 +/- 0.00 [mag]
AMPLIFICATION:   1.67 +/- 0.11 factor
LC_URL:          http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0427.html
SUN_POSTN:       357.83d {+23h 51m 19s}   -0.94d {-00d 56' 28"}
SUN_DIST:         84.28 [deg]   Sun_angle= 5.6 [hr] (West of Sun)
MOON_POSTN:      332.68d {+22h 10m 43s}   -7.88d {-07d 52' 42"}
MOON_DIST:        58.52 [deg]
GAL_COORDS:        7.84, -2.76 [deg] galactic lon,lat of the burst
ECL_COORDS:      273.14, -0.11 [deg] ecliptic lon,lat of the burst
COMMENTS:        OGLE Gravitational Lensing Event.