Orbital elements:
2011 UM169 Earth MOID = 0.0036 AU
Epoch 2011 Oct. 26.0 TT = JDT 2455860.5 MPC
M 20.63202 (2000.0) P Q
n 0.43461535 Peri. 114.76760 +0.82275544 +0.56556656
a 1.7261002 Node 210.88194 -0.55318248 +0.77384914
e 0.5339172 Incl. 6.33542 -0.13062397 +0.28511748
P 2.27 H 24.9 G 0.15
From 13 observations 2011 Oct. 27-28.