The 180 - 400 metre wide asteroid 2000 SD8 will make a close pass (65.2 lunar distances, 0.1675 AU), travelling at 5.82 km/second, to the Earth-Moon system on the 4th August, 2012 @ 04:18 UT ±00:01.
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The Lunar Distance (LD), the distance between Earth and the Moon, equals 384,401 km, (or 0.00256 AU).
