Orbital elements:
2011 UC64 Earth MOID = 0.0016 AU
Epoch 2011 Aug. 27.0 TT = JDT 2455800.5 MPC
M 251.89465 (2000.0) P Q
n 0.89797929 Peri. 288.76345 -0.76942912 -0.63777350
a 1.0640413 Node 211.63849 +0.60827244 -0.71492549
e 0.4624901 Incl. 3.82389 +0.19489348 -0.28657721
P 1.10 H 27.8 G 0.15 U 7
The 7 - 17 metre wide asteroid 2011 UC64 will make a close pass (1.3 lunar distances, 0.0034 AU), travelling at 14.02 km/second, to the Earth-Moon system on the 24th October, 2011 @ 14:26 UT ±00:11.