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TITLE:           GCN/OGLE NOTICE
NOTICE_DATE:     Mon 09 Apr 18 13:54:34 UT
NOTICE_TYPE:     OGLE Lensing Event
SRC_ID_NUM:      201800541
SRC_RA:          264.9954d {+17h 39m 59s} (J2000),
                 265.2779d {+17h 41m 07s} (current),
                 264.2190d {+17h 36m 53s} (1950)
SRC_DEC:         -26.1345d {-26d 08' 03"} (J2000),
                 -26.1431d {-26d 08' 34"} (current),
                 -26.1083d {-26d 06' 29"} (1950)
DISCOVERY_DATE:  18186 TJD;    68 DOY;   18/03/09 (yy/mm/dd)
DISCOVERY_TIME:  50074 SOD {13:54:34.00} UT
LEAD_TIME:       41.022 [days]
MAX_DATE:        18227 TJD;   109 DOY;   18/04/19 (yy/mm/dd)
MAX_TIME:        52012 SOD {14:26:52.79} UT
MAX_UNCERT:      7.930 [days]
CUSP_WIDTH:      19.99 +/- 3.36 [days]
u0:              1.04 +/- 0.21 [RingUnits]
MAX_MAG:         17.2 mag (estimated)
BASE_MAG:        17.51 +/- 0.00 [mag]
AMPLIFICATION:   1.30 +/- 0.13 factor
LC_URL:          http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0541.html
SUN_POSTN:        18.16d {+01h 12m 38s}   +7.69d {+07d 41' 36"}
SUN_DIST:        113.88 [deg]   Sun_angle= 7.5 [hr] (West of Sun)
MOON_POSTN:      305.49d {+20h 21m 59s}  -18.58d {-18d 34' 31"}
MOON_DIST:        37.80 [deg]
GAL_COORDS:        1.73,  2.54 [deg] galactic lon,lat of the burst
ECL_COORDS:      265.50, -2.77 [deg] ecliptic lon,lat of the burst
COMMENTS:        OGLE Gravitational Lensing Event.