* Astronomy

The 39 - 86 metre wide asteroid 2010 WU8 will make a close pass (30.2 lunar distances, 0.0776 AU), travelling at 7.91 km/second, to the Earth-Moon system on the 30th January, 2012 @ 17:36 UT ±00:34.

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