The 21 - 47 metre wide asteroid 2013 UQ1 will make a close pass (17.9 lunar distances, 0.0459 AU), travelling at 6.99 km/second, to the Earth-Moon system on the 25th October, 2013 @ 22:53 UT ±00:06.
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The Lunar Distance (LD), the distance between Earth and the Moon, equals 384,401 km, (or 0.00256 AU).
