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TITLE:           GCN/OGLE NOTICE
NOTICE_DATE:     Sat 21 Apr 12 21:59:52 UT
NOTICE_TYPE:     OGLE Lensing Event
SRC_ID_NUM:      201200504
SRC_RA:          261.5311d {+17h 26m 07s} (J2000),
                 261.7262d {+17h 26m 54s} (current),
                 260.7331d {+17h 22m 56s} (1950)
SRC_DEC:         -29.8066d {-29d 48' 23"} (J2000),
                 -29.8165d {-29d 48' 58"} (current),
                 -29.7637d {-29d 45' 48"} (1950)
DISCOVERY_DATE:  16007 TJD;    81 DOY;   12/03/21 (yy/mm/dd)
DISCOVERY_TIME:  79192 SOD {21:59:52.00} UT
LEAD_TIME:       31.596 [days]
MAX_DATE:        16039 TJD;   113 DOY;   12/04/22 (yy/mm/dd)
MAX_TIME:        44323 SOD {12:18:43.19} UT
MAX_UNCERT:      0.200 [days]
CUSP_WIDTH:      16.12 +/- 1.58 [days]
u0:              0.11 +/- 0.01 [RingUnits]
MAX_MAG:         16.3 mag (estimated)
BASE_MAG:        18.64 +/- 0.00 [mag]
AMPLIFICATION:   9.01 +/- 1.24 factor
LC_URL:          http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0504.html
SUN_POSTN:        30.01d {+02h 00m 02s}  +12.23d {+12d 13' 56"}
SUN_DIST:        129.10 [deg]   Sun_angle= 8.6 [hr] (West of Sun)
MOON_POSTN:       35.58d {+02h 22m 20s}  +16.57d {+16d 34' 10"}
MOON_DIST:       135.89 [deg]
GAL_COORDS:      356.98,  3.11 [deg] galactic lon,lat of the burst
ECL_COORDS:      262.61, -6.58 [deg] ecliptic lon,lat of the burst
COMMENTS:        OGLE Gravitational Lensing Event.