The 90 - 200 metre wide asteroid 2014 SX261 will make a close pass (8.9 lunar distances, 0.0230 AU) travelling at 27.49 km/second, to the Earth-Moon system on the 3rd October 2014 @ 22:51 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).
