The 14 - 31 metre wide asteroid 2009 WB54 will make a close pass (7.6 lunar distances, 0.0195 AU), travelling at 13.24 km/second, to the Earth-Moon system on the 22nd November, 2009.
Orbital elements: 2009 WB54 Earth MOID = 0.0195 AU Epoch 2010 Jan. 4.0 TT = JDT 2455200.5 MPC M 55.81636 (2000.0) P Q n 0.63051957 Peri. 300.30411 +0.96012204 -0.01201404 a 1.3469051 Node 61.69955 +0.16042542 +0.84190873 e 0.3436398 Incl. 18.49620 -0.22897457 +0.53948620 P 1.56 H 26.4 G 0.15 U 9