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TITLE:           GCN/OGLE NOTICE
NOTICE_DATE:     Thu 23 Jul 15 17:23:40 UT
NOTICE_TYPE:     OGLE Lensing Event
SRC_ID_NUM:      201501720
SRC_RA:          267.8669d {+17h 51m 28s} (J2000),
                 268.1147d {+17h 52m 28s} (current),
                 267.0664d {+17h 48m 16s} (1950)
SRC_DEC:         -29.9095d {-29d 54' 33"} (J2000),
                 -29.9125d {-29d 54' 44"} (current),
                 -29.8972d {-29d 53' 49"} (1950)
DISCOVERY_DATE:  17196 TJD;   174 DOY;   15/06/23 (yy/mm/dd)
DISCOVERY_TIME:  62620 SOD {17:23:40.00} UT
LEAD_TIME:       29.427 [days]
MAX_DATE:        17226 TJD;   204 DOY;   15/07/23 (yy/mm/dd)
MAX_TIME:        13132 SOD {03:38:52.79} UT
MAX_UNCERT:      0.140 [days]
CUSP_WIDTH:      27.86 +/- 4.71 [days]
u0:              0.04 +/- 0.01 [RingUnits]
MAX_MAG:         17.0 mag (estimated)
BASE_MAG:        20.24 +/- 0.00 [mag]
AMPLIFICATION:   20.51 +/- 4.19 factor
LC_URL:          http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-1720.html
SUN_POSTN:       122.76d {+08h 11m 01s}  +20.03d {+20d 01' 49"}
SUN_DIST:        147.23 [deg]   Sun_angle= -9.7 [hr] (East of Sun)
MOON_POSTN:      204.45d {+13h 37m 48s}   -8.02d {-08d 01' 06"}
MOON_DIST:        63.24 [deg]
GAL_COORDS:      359.82, -1.59 [deg] galactic lon,lat of the burst
ECL_COORDS:      268.14, -6.48 [deg] ecliptic lon,lat of the burst
COMMENTS:        OGLE Gravitational Lensing Event.