* Astronomy

The 320 - 720 metre wide asteroid 2010 TJ7 will make a close pass (72.9 lunar distances, 0.1874 AU), travelling at 11.74 km/second, to the Earth-Moon system on the 18th October, 2010 @ 07:32 UT.

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