The 25 - 57 metre wide asteroid 2015 BM510 will make a close pass (13.8 lunar distances, 0.0355 AU) travelling at 3.14 km/second, to the Earth-Moon system on the 10th February 2015 @ 21:01 UT ±00:01.
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The Lunar Distance (LD), the distance between Earth and the Moon, equals 384,401 km, (or 0.00256 AU).