Orbital elements:
2011 OY4 Earth MOID = 0.2105 AU
Epoch 2011 Aug. 27.0 TT = JDT 2455800.5 MPC
M 12.90505 (2000.0) P Q
n 0.30823609 Peri. 327.00542 +0.44195047 +0.89665547
a 2.1704364 Node 329.19957 -0.81151701 +0.38717734
e 0.4358026 Incl. 2.93788 -0.38225637 +0.21471536
P 3.20 H 24.2 G 0.15 U 8