The 110 - 240 metre wide asteroid 2015 MG116 will make a close pass (23.7 LD, 0.0609 AU) travelling at 18.15 km/second, to the Earth-Moon system on the 4th July 2015 @ 17:36 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).