The following orbital elements are taken from MPEC 2011-L13:
Epoch 2011 Aug. 27.0 TT = JDT 2455800.5 MPC
M 16.25608 (2000.0) P Q
n 0.29838817 Peri. 188.47427 +0.83385132 -0.55027956
a 2.2179324 Node 205.06341 +0.51225733 +0.80073101
e 0.9547534 Incl. 5.88155 +0.20563173 +0.23669020
P 3.30 H 19.8 G 0.15 U 7
From 176 observations 2011 May 21-30, mean residual 0".42.