The 17 - 39 metre wide asteroid 2014 UA57 will make a close pass (16.7 lunar distances, 0.0430 AU) travelling at 7.01 km/second, to the Earth-Moon system on the 1st November 2014 @ 07:01 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).
