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TITLE:           GCN/OGLE NOTICE
NOTICE_DATE:     Sat 29 Sep 18 00:57:22 UT
NOTICE_TYPE:     OGLE Lensing Event
SRC_ID_NUM:      201801720
SRC_RA:          268.6982d {+17h 54m 48s} (J2000),
                 268.9973d {+17h 55m 59s} (current),
                 267.8968d {+17h 51m 35s} (1950)
SRC_DEC:         -30.0306d {-30d 01' 49"} (J2000),
                 -30.0327d {-30d 01' 57"} (current),
                 -30.0223d {-30d 01' 19"} (1950)
DISCOVERY_DATE:  18359 TJD;   241 DOY;   18/08/29 (yy/mm/dd)
DISCOVERY_TIME:  3442 SOD {00:57:22.00} UT
LEAD_TIME:       32.679 [days]
MAX_DATE:        18391 TJD;   273 DOY;   18/09/30 (yy/mm/dd)
MAX_TIME:        62121 SOD {17:15:21.60} UT
MAX_UNCERT:      3.000 [days]
CUSP_WIDTH:      22.01 +/- 1.42 [days]
u0:              1.66 +/- 0.03 [RingUnits]
MAX_MAG:         17.0 mag (estimated)
BASE_MAG:        17.08 +/- 0.00 [mag]
AMPLIFICATION:   1.10 +/- 0.00 factor
LC_URL:          http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-1720.html
SUN_POSTN:       185.37d {+12h 21m 28s}   -2.32d {-02d 19' 17"}
SUN_DIST:         83.32 [deg]   Sun_angle= -5.6 [hr] (East of Sun)
MOON_POSTN:       51.92d {+03h 27m 40s}  +13.88d {+13d 52' 38"}
MOON_DIST:       142.24 [deg]
GAL_COORDS:        0.08, -2.28 [deg] galactic lon,lat of the burst
ECL_COORDS:      268.87, -6.60 [deg] ecliptic lon,lat of the burst
COMMENTS:        OGLE Gravitational Lensing Event.