The 98 - 220 metre wide asteroid 2002 XQ40 will make a close pass (46.7 lunar distances, 0.1199 AU), travelling at 14.61 km/second, to the Earth-Moon system on the 17th December, 2012 @ 12:37 UT ±00:01.
Orbital elements:
2002 XQ40 Earth MOID = 0.0066 AU
Epoch 2012 Mar. 14.0 TT = JDT 2456000.5 MPC
M 168.72183 (2000.0) P Q
n 0.88492758 Peri. 72.83191 +0.95771193 +0.28519315
a 1.0744781 Node 270.58487 -0.27634926 +0.87484306
e 0.3511963 Incl. 2.18445 -0.08011833 +0.39155393
P 1.11 H 22.5 G 0.15 U 4
The 100 - 230 metre wide asteroid 2002 XQ40 will make a close pass (45.2 lunar distances, 0.1161 AU), travelling at 14.33 km/second, to the Earth-Moon system on the 18th May, 2010.