The 670 - 1500 metre wide asteroid 2000 ET70 will make a close pass (58.5 lunar distances, 0.1503 AU), travelling at 12.92 km/second, to the Earth-Moon system on the 21st August, 2012 @ 01:41 UT ±00:01.
The 630 - 1400 metre wide asteroid 2000 ET70 will make a close pass (17.7 lunar distances, 0.0454 AU), travelling at 11.54 km/second, to the Earth-Moon system on the 19th February, 2012 @ 20:37 UT ±00:01.