The 33 - 75 metre wide asteroid 2015 LG will make a close pass (8.8 LD, 0.0227 AU) travelling at 10.02 km/second, to the Earth-Moon system on the 18th June 2015 @ 08:53 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).