The 250 - 570 metre wide asteroid 2006 QQ23 will make a close pass (70.5 lunar distances, 0.1812 AU), travelling at 11.09 km/second, to the Earth-Moon system on the 30th August 2014 @ 22:38 UT ±00:01.
Orbital elements: 2006 QQ23 PHA, Earth MOID = 0.0338 AU Epoch 2009 June 18.0 TT = JDT 2455000.5 MPC M 162.76138 (2000.0) P Q n 1.36768007 Peri. 124.74598 -0.63849791 -0.76960619 a 0.8037970 Node 4.94342 +0.68505940 -0.57138954 e 0.2845442 Incl. 3.43908 +0.35073357 -0.28499175 P 0.72 H 20.0 G 0.15 U 3