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TITLE:           GCN/OGLE NOTICE
NOTICE_DATE:     Mon 28 Aug 17 20:15:55 UT
NOTICE_TYPE:     OGLE Lensing Event
SRC_ID_NUM:      201701644
SRC_RA:          265.6524d {+17h 42m 37s} (J2000),
                 265.9475d {+17h 43m 47s} (current),
                 264.8130d {+17h 39m 15s} (1950)
SRC_DEC:         -35.6413d {-35d 38' 28"} (J2000),
                 -35.6485d {-35d 38' 53"} (current),
                 -35.6182d {-35d 37' 04"} (1950)
DISCOVERY_DATE:  17962 TJD;   209 DOY;   17/07/28 (yy/mm/dd)
DISCOVERY_TIME:  72955 SOD {20:15:55.00} UT
LEAD_TIME:       29.696 [days]
MAX_DATE:        17992 TJD;   239 DOY;   17/08/27 (yy/mm/dd)
MAX_TIME:        46656 SOD {12:57:36.00} UT
MAX_UNCERT:      1.890 [days]
CUSP_WIDTH:      14.24 +/- 2.66 [days]
u0:              0.41 +/- 0.03 [RingUnits]
MAX_MAG:         19.1 mag (estimated)
BASE_MAG:        20.08 +/- 0.00 [mag]
AMPLIFICATION:   2.53 +/- 0.19 factor
LC_URL:          http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-1644.html
SUN_POSTN:       157.50d {+10h 30m 01s}   +9.42d {+09d 25' 00"}
SUN_DIST:        110.42 [deg]   Sun_angle= -7.2 [hr] (East of Sun)
MOON_POSTN:      239.36d {+15h 57m 26s}  -15.09d {-15d 05' 14"}
MOON_DIST:        31.43 [deg]
GAL_COORDS:      353.95, -2.97 [deg] galactic lon,lat of the burst
ECL_COORDS:      266.39,-12.26 [deg] ecliptic lon,lat of the burst
COMMENTS:        OGLE Gravitational Lensing Event.