The 14 - 31 metre wide asteroid 1993 DA will make a close pass (16.0 lunar distances, 0.0410 AU), travelling at 6.62 km/second, to the Earth-Moon system on the 17th February, 2012 @ 06:54 UT ±14:23.
The 14 - 31 metre wide asteroid 1993 DA will make a close pass (76.1 lunar distances, 0.1956 AU), travelling at 7.25 km/second, to the Earth-Moon system on the 8th October, 2011 @ 22:40 UT ±2 days 03:31.