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TITLE:           GCN/OGLE NOTICE
NOTICE_DATE:     Sat 23 Feb 19 21:44:01 UT
NOTICE_TYPE:     OGLE Lensing Event
SRC_ID_NUM:      201900123
SRC_RA:          271.5735d {+18h 06m 18s} (J2000),
                 271.8681d {+18h 07m 28s} (current),
                 270.8008d {+18h 03m 12s} (1950)
SRC_DEC:         -25.4005d {-25d 24' 01"} (J2000),
                 -25.3973d {-25d 23' 49"} (current),
                 -25.4063d {-25d 24' 22"} (1950)
DISCOVERY_DATE:  18506 TJD;    23 DOY;   19/01/23 (yy/mm/dd)
DISCOVERY_TIME:  78241 SOD {21:44:01.00} UT
LEAD_TIME:       17.351 [days]
MAX_DATE:        18524 TJD;    41 DOY;   19/02/10 (yy/mm/dd)
MAX_TIME:        22204 SOD {06:10:04.80} UT
MAX_UNCERT:      7.060 [days]
CUSP_WIDTH:      34.64 +/- 10.19 [days]
u0:              0.61 +/- 0.06 [RingUnits]
MAX_MAG:         18.5 mag (estimated)
BASE_MAG:        19.18 +/- 0.00 [mag]
AMPLIFICATION:   1.84 +/- 0.14 factor
LC_URL:          http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0123.html
SUN_POSTN:       336.82d {+22h 27m 17s}   -9.68d {-09d 40' 56"}
SUN_DIST:         63.31 [deg]   Sun_angle= 4.3 [hr] (West of Sun)
MOON_POSTN:      212.90d {+14h 11m 35s}   -7.78d {-07d 46' 44"}
MOON_DIST:        58.71 [deg]
GAL_COORDS:        5.37, -2.19 [deg] galactic lon,lat of the burst
ECL_COORDS:      271.42, -1.97 [deg] ecliptic lon,lat of the burst
COMMENTS:        OGLE Gravitational Lensing Event.