The 10 - 23 metre wide asteroid 2017 EF will make a close pass (7.4 LD, 0.0191 AU) travelling at 9.53 km/second, to the Earth-Moon system on the 7th March 2017 @ 07:00 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).
