* Astronomy

The 160 - 350 metre wide asteroid 2010 UX7 will make a close pass (58.5 lunar distances, 0.1504 AU), travelling at 6.69 km/second, to the Earth-Moon system on the 16th December, 2010 @ 05:23 UT ±2 minutes.

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The Lunar Distance (LD), the distance between Earth and the Moon, equals 384,401 km, (or 0.00256 AU).