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TITLE:           GCN/OGLE NOTICE
NOTICE_DATE:     Sun 02 Jul 17 15:55:43 UT
NOTICE_TYPE:     OGLE Lensing Event
SRC_ID_NUM:      201701257
SRC_RA:          263.4764d {+17h 33m 54s} (J2000),
                 263.7557d {+17h 35m 01s} (current),
                 262.6751d {+17h 30m 42s} (1950)
SRC_DEC:         -30.2048d {-30d 12' 16"} (J2000),
                 -30.2156d {-30d 12' 55"} (current),
                 -30.1712d {-30d 10' 15"} (1950)
DISCOVERY_DATE:  17906 TJD;   153 DOY;   17/06/02 (yy/mm/dd)
DISCOVERY_TIME:  57343 SOD {15:55:43.00} UT
LEAD_TIME:       41.866 [days]
MAX_DATE:        17948 TJD;   195 DOY;   17/07/14 (yy/mm/dd)
MAX_TIME:        45791 SOD {12:43:11.99} UT
MAX_UNCERT:      8.750 [days]
CUSP_WIDTH:      26.25 +/- 6.36 [days]
u0:              0.31 +/- 0.35 [RingUnits]
MAX_MAG:         19.3 mag (estimated)
BASE_MAG:        20.59 +/- 0.01 [mag]
AMPLIFICATION:   3.26 +/- 3.36 factor
LC_URL:          http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-1257.html
SUN_POSTN:       101.91d {+06h 47m 39s}  +22.98d {+22d 59' 04"}
SUN_DIST:        162.26 [deg]   Sun_angle= -10.8 [hr] (East of Sun)
MOON_POSTN:      209.15d {+13h 56m 35s}   -6.96d {-06d 57' 53"}
MOON_DIST:        56.10 [deg]
GAL_COORDS:      357.57,  1.48 [deg] galactic lon,lat of the burst
ECL_COORDS:      264.32, -6.89 [deg] ecliptic lon,lat of the burst
COMMENTS:        OGLE Gravitational Lensing Event.