The 70 - 160 metre wide asteroid 2012 SZ49 will make a close pass (44.4 lunar distances, 0.1141 AU), travelling at 5.14 km/second, to the Earth-Moon system on the 12th August 2014 @ 00:05 UT ±07:11.
Orbital elements:
2012 SZ49 Earth MOID = 0.0790 AU
Epoch 2012 Sept. 30.0 TT = JDT 2456200.5 MPC
M 17.64851 (2000.0) P Q
n 0.49604718 Peri. 310.29031 +0.85868478 +0.51143004
a 1.5804741 Node 19.02345 -0.43392200 +0.75993097
e 0.3354030 Incl. 5.83935 -0.27271256 +0.40117856
P 1.99 H 22.7 G 0.15 U 7