The following orbital elements are taken from MPEC 2013-Q36:
Epoch 2013 Nov. 4.0 TT = JDT 2456600.5 MPC
M 0.32496 (2000.0) P Q
n 0.00115132 Peri. 335.27003 -0.81814582 -0.43133139
a 90.1583008 Node 202.54818 -0.20030551 -0.40608495
e 0.9688856 Incl. 97.41819 -0.53899454 +0.80563531
P 856 H 16.9 G 0.15 U 4
From 20 observations 2013 Apr. 9-19, mean residual 0".08.