The 140 - 310 metre wide asteroid 2013 RE6 will make a close pass (65.1 lunar distances, 0.1673 AU), travelling at 7.90 km/second, to the Earth-Moon system on the 31st May 2014 @ 00:31 UT ±00:02.
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The Lunar Distance (LD), the distance between Earth and the Moon, equals 384,401 km, (or 0.00256 AU).
