The 180 - 410 metre wide asteroid 2014 YS14 will make a close pass (57.4 lunar distances, 0.1475 AU) travelling at 16.17 km/second, to the Earth-Moon system on the 29th January 2015 @ 09:28 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).
