* Astronomy

The 260 - 580 metre wide asteroid 2006 VQ13 will make a close pass (54.3 lunar distances, 0.1395 AU), travelling at 15.47 km/second, to the Earth-Moon system on the 24th April, 2012 @ 00:50 UT ±00:01. 

See more

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