The 34 - 77 metre wide asteroid 2009 KO4 will make a close pass (30.7 Lunar Distances, 0.0789 AU), travelling at 6.35 km/s, to the Earth-Moon system on the 7th June, 2009.
Orbital elements: 2009 KO4 Earth MOID = 0.0792 AU Epoch 2009 June 18.0 TT = JDT 2455000.5 MPC M 3.39204 (2000.0) P Q n 0.25461195 Peri. 125.48120 -0.28281885 +0.95876402 a 2.4653781 Node 128.06603 -0.89115011 -0.25184503 e 0.5587294 Incl. 2.03950 -0.35477454 -0.13170285 P 3.87 H 24.3 G 0.15 U 7