* Astronomy

The 7 - 16 metre wide asteroid 2010 XG64 will make a close pass (10.1 lunar distances, 0.0260 AU), travelling at 4.36 km/second, to the Earth-Moon system on the 16th December, 2010 @ 16:01 UT ±1 day 13:29.

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