The 510 - 1200 metre wide asteroid 2012 FM52 will make a close pass (23.3 lunar distances, 0.0599 AU), travelling at 17.17 km/second, to the Earth-Moon system on the 25th August, 2012 @ 11:16 UT ±00:01.
Orbital elements:
2012 FM52 Earth MOID = 0.0556 AU
Epoch 2012 Mar. 14.0 TT = JDT 2456000.5 MPC
M 320.73705 (2000.0) P Q
n 0.27482718 Peri. 155.44950 +0.54600642 +0.81170468
a 2.3429495 Node 146.50192 -0.81728898 +0.57048945
e 0.6084310 Incl. 22.07232 -0.18416218 -0.12520904
P 3.59 H 18.7 G 0.15 U 6