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TITLE:           GCN/OGLE NOTICE
NOTICE_DATE:     Sat 18 Feb 17 20:18:08 UT
NOTICE_TYPE:     OGLE Lensing Event
SRC_ID_NUM:      201700131
SRC_RA:          271.2646d {+18h 05m 04s} (J2000),
                 271.5422d {+18h 06m 10s} (current),
                 270.4505d {+18h 01m 48s} (1950)
SRC_DEC:         -31.9408d {-31d 56' 26"} (J2000),
                 -31.9385d {-31d 56' 18"} (current),
                 -31.9450d {-31d 56' 41"} (1950)
DISCOVERY_DATE:  17771 TJD;    18 DOY;   17/01/18 (yy/mm/dd)
DISCOVERY_TIME:  73088 SOD {20:18:08.00} UT
LEAD_TIME:       30.075 [days]
MAX_DATE:        17801 TJD;    48 DOY;   17/02/17 (yy/mm/dd)
MAX_TIME:        79574 SOD {22:06:14.40} UT
MAX_UNCERT:      0.020 [days]
CUSP_WIDTH:      4.39 +/- 0.16 [days]
u0:              0.28 +/- 0.00 [RingUnits]
MAX_MAG:         16.7 mag (estimated)
BASE_MAG:        18.08 +/- 0.00 [mag]
AMPLIFICATION:   3.60 +/- 0.09 factor
LC_URL:          http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0131.html
SUN_POSTN:       332.45d {+22h 09m 47s}  -11.34d {-11d 20' 19"}
SUN_DIST:         59.43 [deg]   Sun_angle= 4.1 [hr] (West of Sun)
MOON_POSTN:      239.63d {+15h 58m 30s}  -15.11d {-15d 06' 19"}
MOON_DIST:        33.56 [deg]
GAL_COORDS:      359.51, -5.13 [deg] galactic lon,lat of the burst
ECL_COORDS:      271.09, -8.51 [deg] ecliptic lon,lat of the burst
COMMENTS:        OGLE Gravitational Lensing Event.