Orbital elements:
2011 SG173 Earth MOID = 0.0615 AU
Epoch 2011 Aug. 27.0 TT = JDT 2455800.5 MPC
M 1.40202 (2000.0) P Q
n 0.32873766 Peri. 241.42458 +0.85291110 +0.52105273
a 2.0792326 Node 87.15569 -0.46694999 +0.78912753
e 0.4872296 Incl. 1.85630 -0.23345314 +0.32524114
P 3.00 H 25.0 G 0.15 U 7