* Astronomy

The 110 - 240 metre wide asteroid 2006 BE55 will make a close pass (73.8 lunar distances, 0.1895 AU), travelling at 18.79 km/second, to the Earth-Moon system on the 17th September, 2011 @ 09:47 UT ±00:05.

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The Lunar Distance (LD), the distance between Earth and the Moon, equals 384,401 km, (or 0.00256 AU).