* Astronomy

The 38 - 86 metre wide asteroid 2010 TQ54 will make a close pass (28.3 lunar distances, 0.0728 AU), travelling at 7.52 km/second, to the Earth-Moon system on the 29th October, 2010 @ 14:29 UT.

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