The 19 - 43 metre wide asteroid 2014 DH10 will make a close pass (29.1 lunar distances, 0.0748 AU), travelling at 3.89 km/second, to the Earth-Moon system on the 7th March 2014 @ 10:06 UT ±00:16.
See moreThe Lunar Distance (LD), the distance between Earth and the Moon, equals 384,401 km, (or 0.00256 AU).