The 21 - 46 metre wide asteroid 2014 RJ made a close pass (7.9 lunar distances, 0.0202 AU), travelling at 11.24 km/second, to the Earth-Moon system on the 3rd September 2014 @ 17:31 UT ±00:01.
See more
The Lunar Distance (LD), the distance between Earth and the Moon, equals 384,401 km, (or 0.00256 AU).
