Orbital elements:
2009 TK12 PHA, Earth MOID = 0.0139 AU
Epoch 2011 Aug. 27.0 TT = JDT 2455800.5 MPC
M 266.97864 (2000.0) P Q
n 0.44653459 Peri. 245.18982 -0.65476851 -0.75335534
a 1.6952457 Node 245.85337 +0.71539257 -0.59162034
e 0.5844817 Incl. 3.83970 +0.24390916 -0.28712558
P 2.21 H 20.6 G 0.15 U 2
Update: The 210 - 480 metre wide asteroid 2009 TK12 will make a close pass (27.6 Lunar Distances, 0.0710 AU), travelling at 13.87 km/s, to the Earth-Moon system on the 22nd November, 2009.
The 240 - 540 metre wide asteroid 2009 TK12 will make a close pass (27.0 Lunar Distances, 0.0695 AU), travelling at 13.45 km/s, to the Earth-Moon system on the 22nd November, 2009.
Orbital elements: 2009 TK12 PHA, Earth MOID = 0.0134 AU Epoch 2010 Jan. 4.0 TT = JDT 2455200.5 MPC M 358.66767 (2000.0) P Q n 0.46591216 Peri. 245.00021 -0.65391654 -0.75419596 a 1.6479095 Node 245.97219 +0.71561682 -0.59091305 e 0.5687225 Incl. 3.75696 +0.24553151 -0.28637426 P 2.12 H 20.2 G 0.15 U 9