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TITLE:           GCN/OGLE NOTICE
NOTICE_DATE:     Thu 22 Jun 17 18:38:40 UT
NOTICE_TYPE:     OGLE Lensing Event
SRC_ID_NUM:      201701173
SRC_RA:          273.9835d {+18h 15m 56s} (J2000),
                 274.2551d {+18h 17m 01s} (current),
                 273.2025d {+18h 12m 49s} (1950)
SRC_DEC:         -26.8143d {-26d 48' 50"} (J2000),
                 -26.8073d {-26d 48' 25"} (current),
                 -26.8317d {-26d 49' 53"} (1950)
DISCOVERY_DATE:  17895 TJD;   142 DOY;   17/05/22 (yy/mm/dd)
DISCOVERY_TIME:  67120 SOD {18:38:40.00} UT
LEAD_TIME:       33.109 [days]
MAX_DATE:        17928 TJD;   175 DOY;   17/06/24 (yy/mm/dd)
MAX_TIME:        76550 SOD {21:15:50.39} UT
MAX_UNCERT:      0.700 [days]
CUSP_WIDTH:      3.66 +/- 0.45 [days]
u0:              0.36 +/- 0.19 [RingUnits]
MAX_MAG:         17.1 mag (estimated)
BASE_MAG:        18.21 +/- 0.00 [mag]
AMPLIFICATION:   2.85 +/- 1.39 factor
LC_URL:          http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-1173.html
SUN_POSTN:        91.66d {+06h 06m 39s}  +23.43d {+23d 25' 39"}
SUN_DIST:        175.89 [deg]   Sun_angle= 11.8 [hr] (West of Sun)
MOON_POSTN:       71.77d {+04h 47m 05s}  +17.53d {+17d 32' 04"}
MOON_DIST:       157.25 [deg]
GAL_COORDS:        5.16, -4.77 [deg] galactic lon,lat of the burst
ECL_COORDS:      273.56, -3.42 [deg] ecliptic lon,lat of the burst
COMMENTS:        OGLE Gravitational Lensing Event.