The 80 - 180 metre wide asteroid 2000 TH1 will make a close pass (42.5 lunar distances, 0.1092 AU) travelling at 11.09 km/second, to the Earth-Moon system on the 4th October 2014 @ 03:35 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).