The 11 - 24 metre wide asteroid 2018 GP will make a close pass (4.36 lunar distances, 0.01120 AU), travelling at 8.75 km/second, to the Earth on the 13th April 2018 @ 11:11 UT ±00:05.
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The Lunar Distance (LD), the distance between Earth and the Moon, equals 384,401 km, (or 0.00256 AU).