Orbital elements:
2011 UE21 Earth MOID = 0.0977 AU
Epoch 2011 Aug. 27.0 TT = JDT 2455800.5 MPC
M 4.51915 (2000.0) P Q
n 0.31105116 Peri. 255.55604 -0.12767771 +0.98463321
a 2.1573213 Node 9.81678 -0.39606202 +0.05951925
e 0.7229704 Incl. 44.33189 -0.90930373 -0.16417949
P 3.17 H 20.3 G 0.15 U 9