The 440 - 990 metre wide asteroid 1998 XE12 will make a close pass (0.3697 AU), travelling at 17.78 km/second, to the Earth-Moon system on the 26th November, 2012 @ 10:32 ±00:01.
The 440 - 990 metre wide asteroid 1998 XE12 will make a close pass (43.8 lunar distances, 0.1127 AU), travelling at 23.50 km/second, to the Earth-Moon system on the 28th January, 2010.