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TITLE:           GCN/OGLE NOTICE
NOTICE_DATE:     Sun 20 May 12 23:45:28 UT
NOTICE_TYPE:     OGLE Lensing Event
SRC_ID_NUM:      201200721
SRC_RA:          267.0976d {+17h 48m 23s} (J2000),
                 267.2828d {+17h 49m 08s} (current),
                 266.3451d {+17h 45m 23s} (1950)
SRC_DEC:         -21.9540d {-21d 57' 13"} (J2000),
                 -21.9574d {-21d 57' 25"} (current),
                 -21.9381d {-21d 56' 16"} (1950)
DISCOVERY_DATE:  16037 TJD;   111 DOY;   12/04/20 (yy/mm/dd)
DISCOVERY_TIME:  85528 SOD {23:45:28.00} UT
LEAD_TIME:       52.950 [days]
MAX_DATE:        16090 TJD;   164 DOY;   12/06/12 (yy/mm/dd)
MAX_TIME:        81215 SOD {22:33:35.99} UT
MAX_UNCERT:      1.860 [days]
CUSP_WIDTH:      21.69 +/- 1.54 [days]
u0:              0.00 +/- 0.55 [RingUnits]
MAX_MAG:         9.8 mag (estimated)
BASE_MAG:        17.99 +/- 0.00 [mag]
AMPLIFICATION:   532.07 +/- 0.00 factor
LC_URL:          http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0721.html
SUN_POSTN:        58.17d {+03h 52m 41s}  +20.22d {+20d 13' 12"}
SUN_DIST:        152.82 [deg]   Sun_angle= 10.1 [hr] (West of Sun)
MOON_POSTN:       58.04d {+03h 52m 10s}  +20.66d {+20d 39' 51"}
MOON_DIST:       152.77 [deg]
GAL_COORDS:        6.30,  3.08 [deg] galactic lon,lat of the burst
ECL_COORDS:      267.31,  1.46 [deg] ecliptic lon,lat of the burst
COMMENTS:        OGLE Gravitational Lensing Event.  
COMMENTS:        WARNING: Amax_error was 'nan'.