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TITLE:           GCN/OGLE NOTICE
NOTICE_DATE:     Thu 23 Feb 17 17:43:00 UT
NOTICE_TYPE:     OGLE Lensing Event
SRC_ID_NUM:      201700166
SRC_RA:          259.5972d {+17h 18m 23s} (J2000),
                 259.8688d {+17h 19m 29s} (current),
                 258.8018d {+17h 15m 12s} (1950)
SRC_DEC:         -29.5460d {-29d 32' 45"} (J2000),
                 -29.5629d {-29d 33' 46"} (current),
                 -29.4938d {-29d 29' 37"} (1950)
DISCOVERY_DATE:  17776 TJD;    23 DOY;   17/01/23 (yy/mm/dd)
DISCOVERY_TIME:  63780 SOD {17:43:00.00} UT
LEAD_TIME:       31.636 [days]
MAX_DATE:        17808 TJD;    55 DOY;   17/02/24 (yy/mm/dd)
MAX_TIME:        32313 SOD {08:58:33.59} UT
MAX_UNCERT:      4.610 [days]
CUSP_WIDTH:      10.06 +/- 4.15 [days]
u0:              1.48 +/- 0.05 [RingUnits]
MAX_MAG:         16.2 mag (estimated)
BASE_MAG:        16.31 +/- 0.00 [mag]
AMPLIFICATION:   1.13 +/- 0.01 factor
LC_URL:          http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0166.html
SUN_POSTN:       337.12d {+22h 28m 29s}   -9.57d {-09d 33' 55"}
SUN_DIST:         74.26 [deg]   Sun_angle= 5.2 [hr] (West of Sun)
MOON_POSTN:      301.75d {+20h 06m 59s}  -17.23d {-17d 13' 38"}
MOON_DIST:        40.12 [deg]
GAL_COORDS:      356.24,  4.64 [deg] galactic lon,lat of the burst
ECL_COORDS:      260.90, -6.43 [deg] ecliptic lon,lat of the burst
COMMENTS:        OGLE Gravitational Lensing Event.