The 14 - 31 metre wide asteroid 2014 TP57 will make a close pass (8.2 lunar distances, 0.0211 AU) travelling at 5.72 km/second, to the Earth-Moon system on the 22nd October 2014 @ 16:34 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).