Orbital elements:
2012 WK4 Earth MOID = 0.0591 AU
Epoch 2012 Sept. 30.0 TT = JDT 2456200.5 MPC
M 26.71198 (2000.0) P Q
n 0.74531939 Peri. 161.70312 +0.68144199 +0.73098265
a 1.2047801 Node 151.22006 -0.68048904 +0.65097127
e 0.3072593 Incl. 4.29685 -0.26939093 +0.20469678
P 1.32 H 21.3 G 0.15 U 8