The 68 - 150 metre wide asteroid 2009 MD will make a close pass (55.7 Lunar Distances, 0.1431 AU), travelling at 8.73 km/s, to the Earth-Moon system on the 21st June, 2009. See more
The Lunar Distance (LD), the distance between Earth and the Moon, equals 384,401 km, (or 0.00256 AU).
Orbital elements: 2009 MD Earth MOID = 0.0882 AU Epoch 2009 June 18.0 TT = JDT 2455000.5 MPC M 358.83374 (2000.0) P Q n 0.27318214 Peri. 166.43314 +0.11647248 +0.97874045 a 2.3523459 Node 110.04849 -0.92718551 +0.16808298 e 0.5326118 Incl. 10.35307 -0.35603538 -0.11753826 P 3.61 H 23.0 G 0.15 U 7