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TITLE:           GCN/OGLE NOTICE
NOTICE_DATE:     Sun 23 Apr 17 06:52:12 UT
NOTICE_TYPE:     OGLE Lensing Event
SRC_ID_NUM:      201700620
SRC_RA:          264.6336d {+17h 38m 32s} (J2000),
                 264.9092d {+17h 39m 38s} (current),
                 263.8340d {+17h 35m 20s} (1950)
SRC_DEC:         -29.8839d {-29d 53' 01"} (J2000),
                 -29.8926d {-29d 53' 32"} (current),
                 -29.8559d {-29d 51' 20"} (1950)
DISCOVERY_DATE:  17835 TJD;    82 DOY;   17/03/23 (yy/mm/dd)
DISCOVERY_TIME:  24732 SOD {06:52:12.00} UT
LEAD_TIME:       25.413 [days]
MAX_DATE:        17860 TJD;   107 DOY;   17/04/17 (yy/mm/dd)
MAX_TIME:        60393 SOD {16:46:33.60} UT
MAX_UNCERT:      0.220 [days]
CUSP_WIDTH:      8.19 +/- 0.43 [days]
u0:              0.41 +/- 0.02 [RingUnits]
MAX_MAG:         19.1 mag (estimated)
BASE_MAG:        20.12 +/- 0.00 [mag]
AMPLIFICATION:   2.56 +/- 0.16 factor
LC_URL:          http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0620.html
SUN_POSTN:        31.09d {+02h 04m 23s}  +12.62d {+12d 37' 09"}
SUN_DIST:        127.47 [deg]   Sun_angle= 8.4 [hr] (West of Sun)
MOON_POSTN:      351.22d {+23h 24m 54s}   -5.57d {-05d 34' 04"}
MOON_DIST:        84.04 [deg]
GAL_COORDS:      358.38,  0.81 [deg] galactic lon,lat of the burst
ECL_COORDS:      265.32, -6.53 [deg] ecliptic lon,lat of the burst
COMMENTS:        OGLE Gravitational Lensing Event.