The 28 - 62 metre wide asteroid 2018 FE4 will make a close pass (13.21 lunar distances, 0.0339 AU), travelling at 20.67 km/second, to the Earth on the 29th March 2018 @ 15:08 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).