Orbital elements:
2013 NX23 Earth MOID = 0.2176 AU
Epoch 2013 Apr. 18.0 TT = JDT 2456400.5 MPC
M 302.58895 (2000.0) P Q
n 0.31317315 Peri. 98.37138 +0.69326888 -0.67945279
a 2.1475652 Node 304.83962 +0.49027549 +0.68898990
e 0.5391506 Incl. 17.02110 +0.52821227 +0.25226340
P 3.15 H 18.5 G 0.15 U 8