The 28 - 62 metre wide asteroid 2012 UW68 will make a close pass (18.5 lunar distances, 0.0476 AU), travelling at 2.44 km/second, to the Earth-Moon system on the 15th January, 2013 @ 17:44 UT ±00:05.
Orbital elements:
2012 UW68 Earth MOID = 0.0251 AU
Epoch 2012 Sept. 30.0 TT = JDT 2456200.5 MPC
M 270.22919 (2000.0) P Q
n 0.81424614 Peri. 101.67396 -0.47569560 -0.87952289
a 1.1357923 Node 16.74765 +0.78937170 -0.43306007
e 0.1551824 Incl. 2.46166 +0.38807991 -0.19722692
P 1.21 H 25.0 G 0.15 U 7