The 28 - 63 metre wide asteroid 2014 KG39 will make a close pass (27.8 lunar distances, 0.0713 AU), travelling at 8.39 km/second, to the Earth-Moon system on the 7th June 2014 @ 05:12 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).
