Orbital elements:
1999 GR6 Earth MOID = 0.1711 AU
Epoch 2013 Apr. 18.0 TT = JDT 2456400.5 MPC
M 328.03722 (2000.0) P Q
n 0.63357500 Peri. 146.52133 +0.84175006 +0.53981036
a 1.3425713 Node 180.92368 -0.53650750 +0.83804245
e 0.7612250 Incl. 29.13687 +0.06013766 -0.07930711
P 1.56 H 20.0 G 0.15 U 4