Orbital elements:
2001 SO263 Earth MOID = 0.2456 AU
Epoch 2011 Aug. 27.0 TT = JDT 2455800.5 MPC
M 358.23769 (2000.0) P Q
n 0.29595439 Peri. 164.78498 +0.95177743 +0.30673836
a 2.2300753 Node 177.33263 -0.29253131 +0.91288735
e 0.4388045 Incl. 6.90467 -0.09244001 +0.26934783
P 3.33 H 22.0 G 0.15 U 2