The 56 - 130 metre wide asteroid 2012 EC will make a close pass (31.7 lunar distances, 0.0815 AU), travelling at 5.57 km/second, to the Earth-Moon system on the 20th August, 2012 @ 23:26 UT ±00:02.
Orbital elements:
2012 EC Earth MOID = 0.0013 AU
Epoch 2012 Mar. 14.0 TT = JDT 2456000.5 MPC
M 265.31436 (2000.0) P Q
n 0.79616684 Peri. 332.90002 +0.17983076 +0.98361328
a 1.1529222 Node 307.45711 -0.89956005 +0.15913847
e 0.1357196 Incl. 0.92944 -0.39806108 +0.08473401
P 1.24 H 23.6 G 0.15 U 9