The 180 - 390 metre wide asteroid 2006 YF will make a close pass (41.4 lunar distances, 0.1065 AU), travelling at 8.74 km/second, to the Earth-Moon system on the 4th May, 2013 @ 14:22 UT ±00:01.
Orbital elements:
2006 YF Earth MOID = 0.0565 AU
Epoch 2012 Sept. 30.0 TT = JDT 2456200.5 MPC
M 125.48010 (2000.0) P Q
n 0.84401295 Peri. 26.95924 +0.51999800 +0.85029821
a 1.1089279 Node 274.47368 -0.79764027 +0.44937396
e 0.1990322 Incl. 4.67238 -0.30556844 +0.27396349
P 1.17 H 20.9 G 0.15 U 3