Orbital elements:
2012 HL31 Earth MOID = 0.1465 AU
Epoch 2012 Mar. 14.0 TT = JDT 2456000.5 MPC
M 95.73724 (2000.0) P Q
n 1.18130798 Peri. 16.55808 +0.59648919 -0.77622714
a 0.8862589 Node 37.53622 +0.69317817 +0.37000012
e 0.3707404 Incl. 19.57597 +0.40460433 +0.51046189
P 0.83 H 22.3 G 0.15 U 9