Orbital elements:
2006 WS1 Earth MOID = 0.2063 AU
Epoch 2013 Apr. 18.0 TT = JDT 2456400.5 MPC
M 335.07899 (2000.0) P Q
n 0.73062201 Peri. 319.84210 +0.05837940 +0.97170867
a 1.2208835 Node 312.16508 -0.81831014 -0.08472753
e 0.4640899 Incl. 17.98425 -0.57180448 +0.22046201
P 1.35 H 19.6 G 0.15 U 5