Orbital elements:
2012 CR46 Earth MOID = 0.0291 AU
Epoch 2012 Mar. 14.0 TT = JDT 2456000.5 MPC
M 11.97554 (2000.0) P Q
n 0.63525008 Peri. 196.67673 -0.91010758 -0.41324363
a 1.3402101 Node 318.87169 +0.38528563 -0.81677564
e 0.2422336 Incl. 2.66299 +0.15250957 -0.40262546
P 1.55 H 27.0 G 0.15 U 7
The 12 - 27 metre wide asteroid 2012 CR46 made a close pass (11.8 lunar distances, 0.0304 AU), travelling at 3.37 km/second, to the Earth-Moon system on the 18th February, 2012 @ 22:11 UT ±01:29.