* Astronomy

The 71 - 160 metre wide asteroid 2005 SL will make a close pass (25.6 lunar distances, 0.0659 AU), travelling at 10.20 km/second, to the Earth-Moon system on the 10th October, 2011 @ 00:45 UT ±1 day 14:46.

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