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TITLE:           GCN/OGLE NOTICE
NOTICE_DATE:     Tue 22 May 12 02:23:48 UT
NOTICE_TYPE:     OGLE Lensing Event
SRC_ID_NUM:      201200731
SRC_RA:          271.6143d {+18h 06m 27s} (J2000),
                 271.8083d {+18h 07m 14s} (current),
                 270.8262d {+18h 03m 18s} (1950)
SRC_DEC:         -27.9324d {-27d 55' 56"} (J2000),
                 -27.9304d {-27d 55' 48"} (current),
                 -27.9383d {-27d 56' 17"} (1950)
DISCOVERY_DATE:  16039 TJD;   113 DOY;   12/04/22 (yy/mm/dd)
DISCOVERY_TIME:  8628 SOD {02:23:48.00} UT
LEAD_TIME:       87.745 [days]
MAX_DATE:        16126 TJD;   200 DOY;   12/07/18 (yy/mm/dd)
MAX_TIME:        73008 SOD {20:16:48.00} UT
MAX_UNCERT:      4.360 [days]
CUSP_WIDTH:      44.02 +/- 3.17 [days]
u0:              0.00 +/- 0.46 [RingUnits]
MAX_MAG:         10.3 mag (estimated)
BASE_MAG:        18.21 +/- 0.00 [mag]
AMPLIFICATION:   92.78 +/- 0.00 factor
LC_URL:          http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0731.html
SUN_POSTN:        59.29d {+03h 57m 09s}  +20.44d {+20d 26' 26"}
SUN_DIST:        149.50 [deg]   Sun_angle= 9.8 [hr] (West of Sun)
MOON_POSTN:       72.20d {+04h 48m 49s}  +21.67d {+21d 40' 02"}
MOON_DIST:       161.16 [deg]
GAL_COORDS:        3.17, -3.45 [deg] galactic lon,lat of the burst
ECL_COORDS:      271.43, -4.50 [deg] ecliptic lon,lat of the burst
COMMENTS:        OGLE Gravitational Lensing Event.  
COMMENTS:        WARNING: Amax_error was 'nan'.