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TITLE:           GCN/OGLE NOTICE
NOTICE_DATE:     Mon 09 Apr 18 13:54:28 UT
NOTICE_TYPE:     OGLE Lensing Event
SRC_ID_NUM:      201800538
SRC_RA:          262.8093d {+17h 31m 14s} (J2000),
                 263.0949d {+17h 32m 23s} (current),
                 262.0245d {+17h 28m 06s} (1950)
SRC_DEC:         -27.6180d {-27d 37' 04"} (J2000),
                 -27.6304d {-27d 37' 49"} (current),
                 -27.5813d {-27d 34' 52"} (1950)
DISCOVERY_DATE:  18186 TJD;    68 DOY;   18/03/09 (yy/mm/dd)
DISCOVERY_TIME:  50068 SOD {13:54:28.00} UT
LEAD_TIME:       29.054 [days]
MAX_DATE:        18215 TJD;    97 DOY;   18/04/07 (yy/mm/dd)
MAX_TIME:        54691 SOD {15:11:31.19} UT
MAX_UNCERT:      0.560 [days]
CUSP_WIDTH:      8.07 +/- 0.37 [days]
u0:              0.62 +/- 0.03 [RingUnits]
MAX_MAG:         16.4 mag (estimated)
BASE_MAG:        17.06 +/- 0.00 [mag]
AMPLIFICATION:   1.82 +/- 0.08 factor
LC_URL:          http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0538.html
SUN_POSTN:        18.16d {+01h 12m 38s}   +7.69d {+07d 41' 36"}
SUN_DIST:        115.72 [deg]   Sun_angle= 7.7 [hr] (West of Sun)
MOON_POSTN:      305.49d {+20h 21m 59s}  -18.58d {-18d 34' 31"}
MOON_DIST:        39.83 [deg]
GAL_COORDS:      359.42,  3.38 [deg] galactic lon,lat of the burst
ECL_COORDS:      263.61, -4.34 [deg] ecliptic lon,lat of the burst
COMMENTS:        OGLE Gravitational Lensing Event.