The 24 - 54 metre wide asteroid 2014 SU1 will make a close pass (13.7 lunar distances, 0.0352 AU) travelling at 2.98 km/second, to the Earth-Moon system on the 18th October 2014 @ 00:24 UT ±00:03.
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The Lunar Distance (LD), the distance between Earth and the Moon, equals 384,401 km, (or 0.00256 AU).
