The 37 - 82 metre wide asteroid 2014 LY9 made a close pass (49.2 lunar distances, 0.1263 AU), travelling at 6.47 km/second, to the Earth-Moon system on the 6th June 2014 @ 07:14 UT ±01:14
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The Lunar Distance (LD), the distance between Earth and the Moon, equals 384,401 km, (or 0.00256 AU).