The 84 - 190 metre wide asteroid 2018 KS2 will make a close pass (50.9 lunar distances, 0.13099 AU), travelling at 18.03 km/second, to the Earth on the 5th June 2018 @ 20:27 UT ±00:01.
See more
The Lunar Distance (LD), the distance between Earth and the Moon, equals 384,401 km, (or 0.00256 AU).