The 520 - 1200 metre wide asteroid 2009 NH will make a close pass (49.2 Lunar Distances, 0.1264 AU), travelling at 6.68 km/s, to the Earth-Moon system on the 11th September, 2009.
Orbital elements: 2009 NH Earth MOID = 0.1206 AU Epoch 2009 June 18.0 TT = JDT 2455000.5 MPC M 331.01052 (2000.0) P Q n 0.29343439 Peri. 219.29050 +0.99379323 -0.08158657 a 2.2428249 Node 145.16560 +0.10043438 +0.95033550 e 0.5093256 Incl. 7.60769 -0.04783251 +0.30034325 P 3.36 H 18.5 G 0.15 U 8