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TITLE:           GCN/OGLE NOTICE
NOTICE_DATE:     Sat 18 Feb 17 20:18:00 UT
NOTICE_TYPE:     OGLE Lensing Event
SRC_ID_NUM:      201700128
SRC_RA:          271.3663d {+18h 05m 28s} (J2000),
                 271.6425d {+18h 06m 34s} (current),
                 270.5562d {+18h 02m 13s} (1950)
SRC_DEC:         -31.3456d {-31d 20' 43"} (J2000),
                 -31.3431d {-31d 20' 34"} (current),
                 -31.3503d {-31d 21' 00"} (1950)
DISCOVERY_DATE:  17771 TJD;    18 DOY;   17/01/18 (yy/mm/dd)
DISCOVERY_TIME:  73080 SOD {20:18:00.00} UT
LEAD_TIME:       33.393 [days]
MAX_DATE:        17805 TJD;    52 DOY;   17/02/21 (yy/mm/dd)
MAX_TIME:        20649 SOD {05:44:09.60} UT
MAX_UNCERT:      9.600 [days]
CUSP_WIDTH:      18.08 +/- 13.53 [days]
u0:              0.70 +/- 0.12 [RingUnits]
MAX_MAG:         18.3 mag (estimated)
BASE_MAG:        18.82 +/- 0.00 [mag]
AMPLIFICATION:   1.66 +/- 0.21 factor
LC_URL:          http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0128.html
SUN_POSTN:       332.45d {+22h 09m 47s}  -11.34d {-11d 20' 19"}
SUN_DIST:         59.29 [deg]   Sun_angle= 4.1 [hr] (West of Sun)
MOON_POSTN:      239.62d {+15h 58m 30s}  -15.11d {-15d 06' 19"}
MOON_DIST:        33.42 [deg]
GAL_COORDS:        0.07, -4.92 [deg] galactic lon,lat of the burst
ECL_COORDS:      271.18, -7.91 [deg] ecliptic lon,lat of the burst
COMMENTS:        OGLE Gravitational Lensing Event.