Orbital elements:
2013 LL31 Earth MOID = 0.2926 AU
Epoch 2013 Apr. 18.0 TT = JDT 2456400.5 MPC
M 87.75178 (2000.0) P Q
n 0.60944459 Peri. 275.69239 -0.52915878 -0.83654428
a 1.3777801 Node 207.76016 +0.84772819 -0.51395551
e 0.1476715 Incl. 17.75977 +0.03671393 -0.18985102
P 1.62 H 20.0 G 0.15 U 9