The 110 - 240 metre wide asteroid 2001 WW1 will make a close pass (48.6 lunar distances, 0.12497 AU), travelling at 11.81 km/second, to the Earth-Moon system on the 25th November, 2013 @ 10:11 UT ±00:01.
The 110 - 250 metre wide asteroid 2001 WW1 made a close pass (43.5 lunar distances, 0.1119 AU), travelling at 11.58 km/second, to the Earth-Moon system on the 25th November, 2009.