The 150 - 330 metre wide asteroid 2014 BS43 will make a close pass (71.3 lunar distances, 0.1832 AU), travelling at 25.21 km/second, to the Earth-Moon system on the 6th February 2014 @ 05:19 UT ±00:01. See moreThe Lunar Distance (LD), the distance between Earth and the Moon, equals 384,401 km, (or 0.00256 AU).