The 410 - 930 metre wide asteroid 2010 CM44 will make a close pass (77.7 lunar distances, 0.1998 AU), travelling at 4.87 km/second, to the Earth-Moon system on the 17th April, 2010. See more
The Lunar Distance (LD), the distance between Earth and the Moon, equals 384,401 km, (or 0.00256 AU).
Orbital elements: 2010 CM44 Earth MOID = 0.2118 AU Epoch 2010 Jan. 4.0 TT = JDT 2455200.5 MPC M 333.84710 (2000.0) P Q n 0.25285286 Peri. 194.83813 -0.89460518 +0.44626953 a 2.4767992 Node 11.74656 -0.39766416 -0.77168314 e 0.5104645 Incl. 6.46269 -0.20382539 -0.45315411 P 3.90 H 18.9 G 0.15 U 8