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TITLE:           GCN/OGLE NOTICE
NOTICE_DATE:     Sat 23 Feb 19 21:44:34 UT
NOTICE_TYPE:     OGLE Lensing Event
SRC_ID_NUM:      201900138
SRC_RA:          264.5621d {+17h 38m 15s} (J2000),
                 264.8640d {+17h 39m 27s} (current),
                 263.7706d {+17h 35m 05s} (1950)
SRC_DEC:         -28.6067d {-28d 36' 23"} (J2000),
                 -28.6165d {-28d 36' 58"} (current),
                 -28.5784d {-28d 34' 41"} (1950)
DISCOVERY_DATE:  18506 TJD;    23 DOY;   19/01/23 (yy/mm/dd)
DISCOVERY_TIME:  78274 SOD {21:44:34.00} UT
LEAD_TIME:       22.887 [days]
MAX_DATE:        18529 TJD;    46 DOY;   19/02/15 (yy/mm/dd)
MAX_TIME:        68515 SOD {19:01:55.20} UT
MAX_UNCERT:      1.610 [days]
CUSP_WIDTH:      28.29 +/- 6.65 [days]
u0:              0.65 +/- 0.01 [RingUnits]
MAX_MAG:         18.4 mag (estimated)
BASE_MAG:        19.01 +/- 0.00 [mag]
AMPLIFICATION:   1.75 +/- 0.03 factor
LC_URL:          http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0138.html
SUN_POSTN:       336.82d {+22h 27m 17s}   -9.68d {-09d 40' 56"}
SUN_DIST:         69.60 [deg]   Sun_angle= 4.8 [hr] (West of Sun)
MOON_POSTN:      212.90d {+14h 11m 36s}   -7.78d {-07d 46' 51"}
MOON_DIST:        53.08 [deg]
GAL_COORDS:      359.43,  1.55 [deg] galactic lon,lat of the burst
ECL_COORDS:      265.21, -5.26 [deg] ecliptic lon,lat of the burst
COMMENTS:        OGLE Gravitational Lensing Event.