* Astronomy

The 30 - 68 metre wide asteroid 2013 SU24 will make a close pass (5.1 lunar distances, 0.0132 AU), travelling at 6.01 km/second, to the Earth-Moon system on the 5th October 2013 @ 10:45 UT ±00:01. 

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