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TITLE:           GCN/OGLE NOTICE
NOTICE_DATE:     Tue 28 Mar 17 18:32:06 UT
NOTICE_TYPE:     OGLE Lensing Event
SRC_ID_NUM:      201700428
SRC_RA:          264.7655d {+17h 39m 04s} (J2000),
                 265.0319d {+17h 40m 08s} (current),
                 263.9898d {+17h 35m 58s} (1950)
SRC_DEC:         -26.0258d {-26d 01' 32"} (J2000),
                 -26.0343d {-26d 02' 02"} (current),
                 -25.9985d {-25d 59' 54"} (1950)
DISCOVERY_DATE:  17812 TJD;    59 DOY;   17/02/28 (yy/mm/dd)
DISCOVERY_TIME:  66726 SOD {18:32:06.00} UT
LEAD_TIME:       39.173 [days]
MAX_DATE:        17851 TJD;    98 DOY;   17/04/08 (yy/mm/dd)
MAX_TIME:        81647 SOD {22:40:47.99} UT
MAX_UNCERT:      21.360 [days]
CUSP_WIDTH:      36.81 +/- 14.25 [days]
u0:              1.38 +/- 0.14 [RingUnits]
MAX_MAG:         18.4 mag (estimated)
BASE_MAG:        18.58 +/- 0.00 [mag]
AMPLIFICATION:   1.16 +/- 0.04 factor
LC_URL:          http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0428.html
SUN_POSTN:         7.60d {+00h 30m 23s}   +3.28d {+03d 16' 47"}
SUN_DIST:        102.73 [deg]   Sun_angle= 6.8 [hr] (West of Sun)
MOON_POSTN:       17.14d {+01h 08m 34s}   +3.45d {+03d 26' 44"}
MOON_DIST:       111.34 [deg]
GAL_COORDS:        1.71,  2.77 [deg] galactic lon,lat of the burst
ECL_COORDS:      265.29, -2.67 [deg] ecliptic lon,lat of the burst
COMMENTS:        OGLE Gravitational Lensing Event.