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TITLE:           GCN/OGLE NOTICE
NOTICE_DATE:     Mon 28 Aug 17 20:15:23 UT
NOTICE_TYPE:     OGLE Lensing Event
SRC_ID_NUM:      201701628
SRC_RA:          271.9056d {+18h 07m 37s} (J2000),
                 272.1840d {+18h 08m 44s} (current),
                 271.1134d {+18h 04m 27s} (1950)
SRC_DEC:         -28.5901d {-28d 35' 23"} (J2000),
                 -28.5866d {-28d 35' 11"} (current),
                 -28.5974d {-28d 35' 50"} (1950)
DISCOVERY_DATE:  17962 TJD;   209 DOY;   17/07/28 (yy/mm/dd)
DISCOVERY_TIME:  72923 SOD {20:15:23.00} UT
LEAD_TIME:       29.194 [days]
MAX_DATE:        17992 TJD;   239 DOY;   17/08/27 (yy/mm/dd)
MAX_TIME:        3283 SOD {00:54:43.20} UT
MAX_UNCERT:      0.780 [days]
CUSP_WIDTH:      8.93 +/- 0.92 [days]
u0:              0.48 +/- 0.02 [RingUnits]
MAX_MAG:         18.6 mag (estimated)
BASE_MAG:        19.48 +/- 0.00 [mag]
AMPLIFICATION:   2.24 +/- 0.09 factor
LC_URL:          http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-1628.html
SUN_POSTN:       157.50d {+10h 30m 01s}   +9.42d {+09d 25' 01"}
SUN_DIST:        116.10 [deg]   Sun_angle= -7.6 [hr] (East of Sun)
MOON_POSTN:      239.35d {+15h 57m 25s}  -15.09d {-15d 05' 10"}
MOON_DIST:        33.18 [deg]
GAL_COORDS:        2.72, -4.00 [deg] galactic lon,lat of the burst
ECL_COORDS:      271.68, -5.16 [deg] ecliptic lon,lat of the burst
COMMENTS:        OGLE Gravitational Lensing Event.