The 53 - 120 metre wide asteroid 2007 WP3 will make a close pass (67.9 lunar distances, 0.17466 AU), travelling at 15.71 km/second, to the Earth on the 16th June 2018 @ 15:48 UT ±1 day 02:47.
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The Lunar Distance (LD), the distance between Earth and the Moon, equals 384,401 km, (or 0.00256 AU).