The 2500 - 5700 metre wide asteroid 2004 JN13 will make a close pass (52.4 lunar distances, 0.1347 AU) travelling at 15.33 km/second, to the Earth-Moon system on the 18th November 2014 @ 08:02 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).