The 15 - 33 metre wide asteroid 2015 KS57 will make a close pass (18.1 LD, 0.0465 AU) travelling at 8.30 km/second, to the Earth-Moon system on the 19th June 2015 @ 02:00 UT ±00:01.
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The Lunar Distance (LD), the distance between Earth and the Moon, equals 384,401 km, (or 0.00256 AU).
