Orbital elements:
2012 RO1 Earth MOID = 0.4959 AU
Epoch 2012 Sept. 30.0 TT = JDT 2456200.5 MPC
M 340.50510 (2000.0) P Q
n 0.23662274 Peri. 103.07371 +0.44721496 -0.83421513
a 2.5887994 Node 315.35140 +0.53281867 +0.53819082
e 0.5166515 Incl. 27.32765 +0.71840312 +0.12014893
P 4.17 H 19.3 G 0.15 U 8