The 330 - 750 metre wide asteroid 2012 TM139 will make a close pass (72.0 LD, 0.1851 AU) travelling at 3.96 km/second, to the Earth-Moon system on the 18th August 2015 @ 01:27 UT ±00:01.
Orbital elements:
2012 TM139 Earth MOID = 0.1809 AU
Epoch 2012 Sept. 30.0 TT = JDT 2456200.5 MPC
M 20.42089 (2000.0) P Q
n 0.32150596 Peri. 45.58233 +0.85940711 +0.50559238
a 2.1102959 Node 283.90792 -0.48856002 +0.76814008
e 0.4394880 Incl. 4.49828 -0.15075982 +0.39285768
P 3.07 H 19.4 G 0.15 U 8