The 16 - 35 metre wide asteroid 2004 JO20 will make a close pass (61.9 lunar distances, 0.1590 AU), travelling at 15.04 km/second, to the Earth-Moon system on the 11th October, 2011 @ 08:56 UT ±1 day 13:29. See moreThe Lunar Distance (LD), the distance between Earth and the Moon, equals 384,401 km, (or 0.00256 AU).