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TITLE:           GCN/OGLE NOTICE
NOTICE_DATE:     Sun 20 May 12 23:45:10 UT
NOTICE_TYPE:     OGLE Lensing Event
SRC_ID_NUM:      201200715
SRC_RA:          272.0418d {+18h 08m 10s} (J2000),
                 272.2385d {+18h 08m 57s} (current),
                 271.2424d {+18h 04m 58s} (1950)
SRC_DEC:         -29.7213d {-29d 43' 16"} (J2000),
                 -29.7187d {-29d 43' 06"} (current),
                 -29.7293d {-29d 43' 44"} (1950)
DISCOVERY_DATE:  16037 TJD;   111 DOY;   12/04/20 (yy/mm/dd)
DISCOVERY_TIME:  85510 SOD {23:45:10.00} UT
LEAD_TIME:       29.785 [days]
MAX_DATE:        16067 TJD;   141 DOY;   12/05/20 (yy/mm/dd)
MAX_TIME:        66959 SOD {18:35:59.99} UT
MAX_UNCERT:      0.190 [days]
CUSP_WIDTH:      1.68 +/- 0.24 [days]
u0:              0.76 +/- 0.01 [RingUnits]
MAX_MAG:         18.2 mag (estimated)
BASE_MAG:        18.71 +/- 0.00 [mag]
AMPLIFICATION:   1.58 +/- 0.02 factor
LC_URL:          http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0715.html
SUN_POSTN:        58.17d {+03h 52m 41s}  +20.22d {+20d 13' 12"}
SUN_DIST:        147.83 [deg]   Sun_angle= 9.7 [hr] (West of Sun)
MOON_POSTN:       58.04d {+03h 52m 09s}  +20.66d {+20d 39' 50"}
MOON_DIST:       147.89 [deg]
GAL_COORDS:        1.78, -4.65 [deg] galactic lon,lat of the burst
ECL_COORDS:      271.78, -6.29 [deg] ecliptic lon,lat of the burst
COMMENTS:        OGLE Gravitational Lensing Event.