The 12 - 26 metre wide asteroid 2016 GB222 will make a close pass (29.0 lunar distances, 0.0745 AU), travelling at 13.51 km/second, to the Earth on the 15th April 2018 @ 19:55 UT ±1 day 10:01.
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The Lunar Distance (LD), the distance between Earth and the Moon, equals 384,401 km, (or 0.00256 AU).