Orbital elements:
2012 HJ31 Earth MOID = 0.0502 AU
Epoch 2012 Mar. 14.0 TT = JDT 2456000.5 MPC
M 357.96588 (2000.0) P Q
n 0.26285720 Peri. 311.10293 -0.99333901 -0.09388623
a 2.4135491 Node 223.63248 +0.11085231 -0.93687861
e 0.5868627 Incl. 5.55582 -0.03145443 -0.33681427
P 3.75 H 24.5 G 0.15 U 8