The 75 - 170 metre wide asteroid 2009 JR2 will make a close pass (59.6 Lunar Distances, 0.1532 AU), travelling at 10.46 km/s, to the Earth-Moon system on the 21st May, 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 JR2 Earth MOID = 0.1316 AU Epoch 2009 June 18.0 TT = JDT 2455000.5 MPC M 325.31629 (2000.0) P Q n 0.71221293 Peri. 255.86385 +0.58046325 +0.76768940 a 1.2418319 Node 52.93810 -0.55177765 +0.61603242 e 0.1694228 Incl. 19.89145 -0.59883540 +0.17651355 P 1.38 H 22.6 G 0.15 U 9