The 180 - 400 metre wide asteroid 1999 VT25 will make a close pass (57.2 lunar distances, 0.1471 AU), travelling at 19.90 km/second, to the Earth-Moon system on the 17th July, 2011 @ 17:32 UT ±00:01. See moreThe Lunar Distance (LD), the distance between Earth and the Moon, equals 384,401 km, (or 0.00256 AU).