Orbital elements:
2012 WL4 Earth MOID = 0.2779 AU
Epoch 2012 Sept. 30.0 TT = JDT 2456200.5 MPC
M 27.79119 (2000.0) P Q
n 0.58325344 Peri. 130.15790 +0.91041869 +0.26869411
a 1.4187238 Node 217.58207 -0.27201038 +0.96168655
e 0.1383087 Incl. 31.04703 +0.31168601 +0.05442844
P 1.69 H 19.9 G 0.15 U 8