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TITLE:           GCN/OGLE NOTICE
NOTICE_DATE:     Sat 25 May 13 11:03:50 UT
NOTICE_TYPE:     OGLE Lensing Event
SRC_ID_NUM:      201300820
SRC_RA:          269.9276d {+17h 59m 43s} (J2000),
                 270.1378d {+18h 00m 33s} (current),
                 269.1383d {+17h 56m 33s} (1950)
SRC_DEC:         -28.1287d {-28d 07' 42"} (J2000),
                 -28.1287d {-28d 07' 42"} (current),
                 -28.1264d {-28d 07' 34"} (1950)
DISCOVERY_DATE:  16407 TJD;   115 DOY;   13/04/25 (yy/mm/dd)
DISCOVERY_TIME:  39830 SOD {11:03:50.00} UT
LEAD_TIME:       32.183 [days]
MAX_DATE:        16439 TJD;   147 DOY;   13/05/27 (yy/mm/dd)
MAX_TIME:        55641 SOD {15:27:21.59} UT
MAX_UNCERT:      0.710 [days]
CUSP_WIDTH:      6.55 +/- 0.52 [days]
u0:              0.40 +/- 0.08 [RingUnits]
MAX_MAG:         18.4 mag (estimated)
BASE_MAG:        19.44 +/- 0.00 [mag]
AMPLIFICATION:   2.60 +/- 0.50 factor
LC_URL:          http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0820.html
SUN_POSTN:        62.43d {+04h 09m 44s}  +21.02d {+21d 01' 15"}
SUN_DIST:        153.89 [deg]   Sun_angle= 10.2 [hr] (West of Sun)
MOON_POSTN:      246.98d {+16h 27m 55s}  -19.84d {-19d 50' 19"}
MOON_DIST:        22.67 [deg]
GAL_COORDS:        2.27, -2.25 [deg] galactic lon,lat of the burst
ECL_COORDS:      269.94, -4.69 [deg] ecliptic lon,lat of the burst
COMMENTS:        OGLE Gravitational Lensing Event.