* Astronomy

The 160 - 360 metre wide asteroid 1995 DW1 will make a close pass (66.6 lunar distances, 0.1711 AU), travelling at 12.85 km/second, to the Earth-Moon system on the 7th April, 2012 @ 03:49 UT ±00:08. 

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