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TITLE:           GCN/OGLE NOTICE
NOTICE_DATE:     Fri 05 Oct 12 10:41:26 UT
NOTICE_TYPE:     OGLE Lensing Event
SRC_ID_NUM:      201201640
SRC_RA:          270.2582d {+18h 01m 02s} (J2000),
                 270.4641d {+18h 01m 51s} (current),
                 269.4462d {+17h 57m 47s} (1950)
SRC_DEC:         -31.6294d {-31d 37' 45"} (J2000),
                 -31.6290d {-31d 37' 43"} (current),
                 -31.6287d {-31d 37' 42"} (1950)
DISCOVERY_DATE:  16175 TJD;   249 DOY;   12/09/05 (yy/mm/dd)
DISCOVERY_TIME:  38486 SOD {10:41:26.00} UT
LEAD_TIME:       45.830 [days]
MAX_DATE:        16221 TJD;   295 DOY;   12/10/21 (yy/mm/dd)
MAX_TIME:        23759 SOD {06:35:59.99} UT
MAX_UNCERT:      6.540 [days]
CUSP_WIDTH:      38.43 +/- 4.29 [days]
u0:              0.51 +/- 0.11 [RingUnits]
MAX_MAG:         18.4 mag (estimated)
BASE_MAG:        19.27 +/- 0.00 [mag]
AMPLIFICATION:   2.14 +/- 0.40 factor
LC_URL:          http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-1640.html
SUN_POSTN:       191.59d {+12h 46m 20s}   -4.97d {-04d 58' 29"}
SUN_DIST:         77.93 [deg]   Sun_angle= -5.3 [hr] (East of Sun)
MOON_POSTN:       69.91d {+04h 39m 38s}  +20.78d {+20d 46' 52"}
MOON_DIST:       158.66 [deg]
GAL_COORDS:      359.36, -4.23 [deg] galactic lon,lat of the burst
ECL_COORDS:      270.22, -8.19 [deg] ecliptic lon,lat of the burst
COMMENTS:        OGLE Gravitational Lensing Event.