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TITLE:           GCN/OGLE NOTICE
NOTICE_DATE:     Thu 20 Apr 17 02:41:36 UT
NOTICE_TYPE:     OGLE Lensing Event
SRC_ID_NUM:      201700572
SRC_RA:          263.1425d {+17h 32m 34s} (J2000),
                 263.4141d {+17h 33m 39s} (current),
                 262.3542d {+17h 29m 25s} (1950)
SRC_DEC:         -28.1737d {-28d 10' 24"} (J2000),
                 -28.1849d {-28d 11' 05"} (current),
                 -28.1386d {-28d 08' 18"} (1950)
DISCOVERY_DATE:  17832 TJD;    79 DOY;   17/03/20 (yy/mm/dd)
DISCOVERY_TIME:  9696 SOD {02:41:36.00} UT
LEAD_TIME:       27.179 [days]
MAX_DATE:        17859 TJD;   106 DOY;   17/04/16 (yy/mm/dd)
MAX_TIME:        25142 SOD {06:59:02.40} UT
MAX_UNCERT:      0.170 [days]
CUSP_WIDTH:      13.69 +/- 0.64 [days]
u0:              0.21 +/- 0.01 [RingUnits]
MAX_MAG:         18.1 mag (estimated)
BASE_MAG:        19.79 +/- 0.00 [mag]
AMPLIFICATION:   4.70 +/- 0.32 factor
LC_URL:          http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0572.html
SUN_POSTN:        28.12d {+01h 52m 30s}  +11.55d {+11d 32' 55"}
SUN_DIST:        125.89 [deg]   Sun_angle= 8.3 [hr] (West of Sun)
MOON_POSTN:      309.87d {+20h 39m 28s}  -16.34d {-16d 20' 08"}
MOON_DIST:        44.31 [deg]
GAL_COORDS:      359.12,  2.83 [deg] galactic lon,lat of the burst
ECL_COORDS:      263.94, -4.88 [deg] ecliptic lon,lat of the burst
COMMENTS:        OGLE Gravitational Lensing Event.