The 23 - 52 metre wide asteroid 2017 MB3 in the constellation Hercules will make a close pass (4.99 LD, 0.01283 AU), travelling at 6.45 km/second, to the Earth-Moon system on the 30th June 2017 @ 16:42 UT ±00:01.
Magnitude: 18.6 V
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The Lunar Distance (LD), the distance between Earth and the Moon, equals 384,401 km, (or 0.00256 AU).
