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TITLE:           GCN/OGLE NOTICE
NOTICE_DATE:     Mon 09 Apr 18 13:54:21 UT
NOTICE_TYPE:     OGLE Lensing Event
SRC_ID_NUM:      201800535
SRC_RA:          272.5434d {+18h 10m 10s} (J2000),
                 272.8281d {+18h 11m 19s} (current),
                 271.7607d {+18h 07m 03s} (1950)
SRC_DEC:         -27.0570d {-27d 03' 24"} (J2000),
                 -27.0523d {-27d 03' 07"} (current),
                 -27.0675d {-27d 04' 02"} (1950)
DISCOVERY_DATE:  18186 TJD;    68 DOY;   18/03/09 (yy/mm/dd)
DISCOVERY_TIME:  50061 SOD {13:54:21.00} UT
LEAD_TIME:       16.529 [days]
MAX_DATE:        18203 TJD;    85 DOY;   18/03/26 (yy/mm/dd)
MAX_TIME:        9331 SOD {02:35:31.20} UT
MAX_UNCERT:      1.760 [days]
CUSP_WIDTH:      26.13 +/- 4.45 [days]
u0:              1.11 +/- 0.01 [RingUnits]
MAX_MAG:         18.3 mag (estimated)
BASE_MAG:        18.55 +/- 0.00 [mag]
AMPLIFICATION:   1.27 +/- 0.00 factor
LC_URL:          http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0535.html
SUN_POSTN:        18.16d {+01h 12m 38s}   +7.69d {+07d 41' 36"}
SUN_DIST:        107.11 [deg]   Sun_angle= 7.0 [hr] (West of Sun)
MOON_POSTN:      305.49d {+20h 21m 58s}  -18.58d {-18d 34' 32"}
MOON_DIST:        31.18 [deg]
GAL_COORDS:        4.34, -3.75 [deg] galactic lon,lat of the burst
ECL_COORDS:      272.27, -3.64 [deg] ecliptic lon,lat of the burst
COMMENTS:        OGLE Gravitational Lensing Event.