Orbital elements:
2011 UU20 Earth MOID = 0.2387 AU
Epoch 2011 Aug. 27.0 TT = JDT 2455800.5 MPC
M 303.07702 (2000.0) P Q
n 0.24027542 Peri. 136.20873 -0.65916230 -0.75123469
a 2.5624958 Node 354.68840 +0.54859969 -0.44951897
e 0.5494656 Incl. 21.50395 +0.51433786 -0.48330025
P 4.10 H 18.1 G 0.15 U 8