The 350 - 780 metre wide asteroid 2007 TC66 will make a close pass (70.7 lunar distances, 0.1816 AU), travelling at 24.18 km/second, to the Earth-Moon system on the 8th November, 2013 @ 20:46 UT ±00:01.
The 340 - 770 metre wide asteroid 2007 TC66 will make a close pass (55.4 lunar distances, 0.1424 AU), travelling at 19.95 km/second, to the Earth-Moon system on the 18th November, 2010 @ 22:31 UT. See more
The Lunar Distance (LD), the distance between Earth and the Moon, equals 384,401 km, (or 0.00256 AU).