* Astronomy

The 190 - 430 metre wide asteroid 2010 RP80 will make a close pass (66.0 lunar distances, 0.1696 AU), travelling at 6.40 km/second, to the Earth-Moon system on the 24th October, 2010 @ 15:00 UT.

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