The 31 - 70 metre wide asteroid 2009 YF will make a close pass (58.0 lunar distances, 0.1490 AU), travelling at 3.70 km/second, to the Earth-Moon system on the 2nd May, 2010.
Orbital elements: 2009 YF Earth MOID = 0.0173 AU Epoch 2010 Jan. 4.0 TT = JDT 2455200.5 MPC M 179.67485 (2000.0) P Q n 1.08929117 Peri. 193.43235 +0.19212177 +0.98101195 a 0.9354920 Node 87.64907 -0.89791742 +0.18663625 e 0.1212138 Incl. 1.52253 -0.39602213 +0.05274911 P 0.90 H 24.7 G 0.15 U 6