//////////////////////////////////////////////////////////////////////
TITLE:           GCN/OGLE NOTICE
NOTICE_DATE:     Tue 16 May 17 11:19:30 UT
NOTICE_TYPE:     OGLE Lensing Event
SRC_ID_NUM:      201700720
SRC_RA:          270.6062d {+18h 02m 25s} (J2000),
                 270.8851d {+18h 03m 32s} (current),
                 269.7997d {+17h 59m 12s} (1950)
SRC_DEC:         -30.8003d {-30d 48' 00"} (J2000),
                 -30.7990d {-30d 47' 56"} (current),
                 -30.8013d {-30d 48' 04"} (1950)
DISCOVERY_DATE:  17859 TJD;   106 DOY;   17/04/16 (yy/mm/dd)
DISCOVERY_TIME:  40770 SOD {11:19:30.00} UT
LEAD_TIME:       23.971 [days]
MAX_DATE:        17883 TJD;   130 DOY;   17/05/10 (yy/mm/dd)
MAX_TIME:        38275 SOD {10:37:55.19} UT
MAX_UNCERT:      1.300 [days]
CUSP_WIDTH:      11.10 +/- 1.18 [days]
u0:              0.66 +/- 0.03 [RingUnits]
MAX_MAG:         18.4 mag (estimated)
BASE_MAG:        18.95 +/- 0.00 [mag]
AMPLIFICATION:   1.74 +/- 0.07 factor
LC_URL:          http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0720.html
SUN_POSTN:        53.46d {+03h 33m 50s}  +19.20d {+19d 12' 09"}
SUN_DIST:        144.35 [deg]   Sun_angle= 9.5 [hr] (West of Sun)
MOON_POSTN:      298.07d {+19h 52m 18s}  -18.23d {-18d 13' 41"}
MOON_DIST:        27.64 [deg]
GAL_COORDS:        0.23, -4.09 [deg] galactic lon,lat of the burst
ECL_COORDS:      270.53, -7.36 [deg] ecliptic lon,lat of the burst
COMMENTS:        OGLE Gravitational Lensing Event.