The 15 - 34 metre wide asteroid 2015 CO will make a close pass (20.2 LD, 0.0519 AU) travelling at 4.01 km/second, to the Earth-Moon system on the 13th February 2015 @ 20:57 UT ±03:38.
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The Lunar Distance (LD), the distance between Earth and the Moon, equals 384,401 km, (or 0.00256 AU).
