Orbital elements:
2012 XC112 Earth MOID = 0.1488 AU
Epoch 2012 Nov. 29.0 TT = JDT 2456260.5 MPC
M 345.11162 (2000.0) P Q
n 0.26108540 Peri. 217.20510 -0.41561809 -0.78751638
a 2.4244561 Node 261.65359 +0.90514397 -0.30899341
e 0.5604021 Incl. 27.38267 +0.08930848 -0.53323637
P 3.78 H 19.2 G 0.15
From 139 observations 2012 Dec. 10-12.