* Astronomy

The 28 - 62 metre wide asteroid 2013 SU19 will make a close pass (27.2 lunar distances, 0.0699 AU), travelling at 7.89 km/second, to the Earth-Moon system on the 10th October 2013 @ 07:39 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).