Update: The 200 - 450 metre wide asteroid 2009 WW25 made a close pass (67.6 lunar distances, 0.1738 AU), travelling at 7.28 km/second, to the Earth-Moon system on the 12th December, 2009.
The 190 - 440 metre wide asteroid 2009 WW25 will make a close pass (67.6 lunar distances, 0.1738 AU), travelling at 7.28 km/second, to the Earth-Moon system on the 12th December, 2009.
Orbital elements: 2009 WW25 Earth MOID = 0.0960 AU Epoch 2010 Jan. 4.0 TT = JDT 2455200.5 MPC M 11.73810 (2000.0) P Q n 0.39182799 Peri. 153.85770 +0.42899049 -0.90296473 a 1.8495770 Node 270.73010 +0.82433765 +0.40262540 e 0.4150596 Incl. 1.42904 +0.36937054 +0.15015817 P 2.52 H 20.7 G 0.15 U 9