Orbital elements:
2013 NZ23 PHA, Earth MOID = 0.0214 AU
Epoch 2013 July 7.0 TT = JDT 2456480.5 MPC
M 359.19771 (2000.0) P Q
n 0.17318762 Peri. 184.77111 +0.85640315 +0.48794234
a 3.1875585 Node 144.37541 -0.46359985 +0.87061875
e 0.6760285 Incl. 16.84365 -0.22726375 +0.06273169
P 5.69 H 19.0 G 0.15
From 18 observations 2013 July 14-15.