The 220 - 490 metre wide asteroid 1999 LW1 will make a close pass (39.5 lunar distances, 0.10160 AU), travelling at 22.75 km/second, to the Earth on the 12th June 2018 @ 08:53 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).
