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TITLE:           GCN/OGLE NOTICE
NOTICE_DATE:     Sun 23 Apr 17 06:51:06 UT
NOTICE_TYPE:     OGLE Lensing Event
SRC_ID_NUM:      201700591
SRC_RA:          271.1484d {+18h 04m 36s} (J2000),
                 271.4197d {+18h 05m 41s} (current),
                 270.3610d {+18h 01m 27s} (1950)
SRC_DEC:         -27.8205d {-27d 49' 13"} (J2000),
                 -27.8184d {-27d 49' 05"} (current),
                 -27.8242d {-27d 49' 26"} (1950)
DISCOVERY_DATE:  17835 TJD;    82 DOY;   17/03/23 (yy/mm/dd)
DISCOVERY_TIME:  24666 SOD {06:51:06.00} UT
LEAD_TIME:       31.730 [days]
MAX_DATE:        17867 TJD;   114 DOY;   17/04/24 (yy/mm/dd)
MAX_TIME:        1296 SOD {00:21:36.00} UT
MAX_UNCERT:      0.750 [days]
CUSP_WIDTH:      7.24 +/- 0.61 [days]
u0:              0.63 +/- 0.04 [RingUnits]
MAX_MAG:         18.2 mag (estimated)
BASE_MAG:        18.81 +/- 0.00 [mag]
AMPLIFICATION:   1.80 +/- 0.09 factor
LC_URL:          http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0591.html
SUN_POSTN:        31.09d {+02h 04m 22s}  +12.62d {+12d 37' 08"}
SUN_DIST:        121.95 [deg]   Sun_angle= 8.0 [hr] (West of Sun)
MOON_POSTN:      351.21d {+23h 24m 51s}   -5.57d {-05d 34' 16"}
MOON_DIST:        78.39 [deg]
GAL_COORDS:        3.07, -3.04 [deg] galactic lon,lat of the burst
ECL_COORDS:      271.02, -4.39 [deg] ecliptic lon,lat of the burst
COMMENTS:        OGLE Gravitational Lensing Event.