The 11 - 24 metre wide asteroid 2014 FW32 will make a close pass (71.3 lunar distances, 0.1832 AU), travelling at 4.88 km/second, to the Earth-Moon system on the 8th September 2014 @ 04:10 UT ±02:24.
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The Lunar Distance (LD), the distance between Earth and the Moon, equals 384,401 km, (or 0.00256 AU).