* Astronomy

The 220 - 480 metre wide asteroid 2003 BH will make a close pass (35.4 lunar distances, 0.0910 AU), travelling at 11.91 km/second, to the Earth-Moon system on the 22nd January, 2010.

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