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TITLE:           GCN/OGLE NOTICE
NOTICE_DATE:     Thu 02 May 19 13:21:33 UT
NOTICE_TYPE:     OGLE Lensing Event
SRC_ID_NUM:      201900620
SRC_RA:          270.6542d {+18h 02m 37s} (J2000),
                 270.9603d {+18h 03m 50s} (current),
                 269.8593d {+17h 59m 26s} (1950)
SRC_DEC:         -29.0064d {-29d 00' 22"} (J2000),
                 -29.0049d {-29d 00' 17"} (current),
                 -29.0076d {-29d 00' 27"} (1950)
DISCOVERY_DATE:  18575 TJD;    92 DOY;   19/04/02 (yy/mm/dd)
DISCOVERY_TIME:  48093 SOD {13:21:33.00} UT
LEAD_TIME:       28.744 [days]
MAX_DATE:        18604 TJD;   121 DOY;   19/05/01 (yy/mm/dd)
MAX_TIME:        26006 SOD {07:13:26.39} UT
MAX_UNCERT:      0.370 [days]
CUSP_WIDTH:      2.45 +/- 0.36 [days]
u0:              0.57 +/- 0.04 [RingUnits]
MAX_MAG:         18.8 mag (estimated)
BASE_MAG:        19.52 +/- 0.00 [mag]
AMPLIFICATION:   1.93 +/- 0.12 factor
LC_URL:          http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0620.html
SUN_POSTN:        39.42d {+02h 37m 42s}  +15.39d {+15d 23' 32"}
SUN_DIST:        130.78 [deg]   Sun_angle= 8.6 [hr] (West of Sun)
MOON_POSTN:       14.61d {+00h 58m 27s}   +0.86d {+00d 51' 34"}
MOON_DIST:       102.34 [deg]
GAL_COORDS:        1.82, -3.24 [deg] galactic lon,lat of the burst
ECL_COORDS:      270.57, -5.57 [deg] ecliptic lon,lat of the burst
COMMENTS:        OGLE Gravitational Lensing Event.