The 330 - 750 metre wide asteroid 2007 BG will make a close pass (57.5 lunar distances, 0.1476 AU), travelling at 7.99 km/second, to the Earth-Moon system on the 14th February 2014 @ 11:20 UT ±00:01.
See moreThe Lunar Distance (LD), the distance between Earth and the Moon, equals 384,401 km, (or 0.00256 AU).