The 88 - 200 metre wide asteroid 1999 SH10 will make a close pass (44.6 lunar distances, 0.1147 AU), travelling at 6.40 km/second, to the Earth-Moon system on the 18th April 2014 @ 18:39 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).
