The 320 - 710 metre wide asteroid 2009 OX5 made a close pass (35.9 Lunar Distances, 0.0922 AU), travelling at 24.42 km/s, to the Earth-Moon system on the 26th July, 2009.
Orbital elements: 2009 OX5 Earth MOID = 0.0540 AU Epoch 2009 June 18.0 TT = JDT 2455000.5 MPC M 357.02621 (2000.0) P Q n 0.40208762 Peri. 141.62668 +0.01697682 +0.82773096 a 1.8179792 Node 121.81314 -0.99976969 +0.00668775 e 0.4494460 Incl. 41.30157 +0.01312817 -0.56108531 P 2.45 H 19.6 G 0.15 U 8