Orbital elements:
2012 EK1 Earth MOID = 0.0372 AU
Epoch 2012 Mar. 14.0 TT = JDT 2456000.5 MPC
M 32.07733 (2000.0) P Q
n 0.63723334 Peri. 137.83007 -0.53895432 -0.80928369
a 1.3374279 Node 340.51822 +0.45407130 -0.04550854
e 0.2735602 Incl. 44.47178 +0.70946987 -0.58565253
P 1.55 H 24.4 G 0.15 U 8
The 34 - 77 metre wide asteroid 2012 EK1 made a close pass (14.6 lunar distances, 0.0376 AU), travelling at 24.14 km/second, to the Earth-Moon system on the 29th February, 2012 @ 16:22 UT ±00:01.