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TITLE:           GCN/OGLE NOTICE
NOTICE_DATE:     Sat 12 May 12 20:41:34 UT
NOTICE_TYPE:     OGLE Lensing Event
SRC_ID_NUM:      201200639
SRC_RA:          267.9864d {+17h 51m 57s} (J2000),
                 268.1875d {+17h 52m 45s} (current),
                 267.1676d {+17h 48m 40s} (1950)
SRC_DEC:         -32.6592d {-32d 39' 32"} (J2000),
                 -32.6615d {-32d 39' 40"} (current),
                 -32.6474d {-32d 38' 50"} (1950)
DISCOVERY_DATE:  16029 TJD;   103 DOY;   12/04/12 (yy/mm/dd)
DISCOVERY_TIME:  74494 SOD {20:41:34.00} UT
LEAD_TIME:       30.957 [days]
MAX_DATE:        16060 TJD;   134 DOY;   12/05/13 (yy/mm/dd)
MAX_TIME:        70761 SOD {19:39:21.60} UT
MAX_UNCERT:      1.250 [days]
CUSP_WIDTH:      8.44 +/- 1.16 [days]
u0:              0.58 +/- 0.03 [RingUnits]
MAX_MAG:         18.5 mag (estimated)
BASE_MAG:        19.19 +/- 0.00 [mag]
AMPLIFICATION:   1.91 +/- 0.08 factor
LC_URL:          http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0639.html
SUN_POSTN:        50.10d {+03h 20m 24s}  +18.40d {+18d 23' 45"}
SUN_DIST:        143.04 [deg]   Sun_angle= 9.5 [hr] (West of Sun)
MOON_POSTN:      322.67d {+21h 30m 42s}   -9.30d {-09d 18' 00"}
MOON_DIST:        55.26 [deg]
GAL_COORDS:      357.51, -3.08 [deg] galactic lon,lat of the burst
ECL_COORDS:      268.28, -9.23 [deg] ecliptic lon,lat of the burst
COMMENTS:        OGLE Gravitational Lensing Event.