The 140 - 310 metre wide asteroid 2004 YG1 will make a close pass (63.6 lunar distances, 0.1635 AU), travelling at 13.47 km/second, to the Earth-Moon system on the 11th July 2014 @ 05:02 UT ±00:01.
The 140 - 310 metre wide asteroid 2004 YG1 will make a close pass (39.6 lunar distances, 0.1019 AU), travelling at 12.18 km/second, to the Earth-Moon system on the 3rd July, 2013 @ 21:12 UT ±00:01.
The 140 - 310 metre wide asteroid 2004 YG1 will make a close pass (34.7 lunar distances, 0.0890 AU), travelling at 11.34 km/second, to the Earth-Moon system on the 25th June, 2012 @ 21:44 UT ±00:01.
The 140 - 310 metre wide asteroid 2004 YG1 will make a close pass (52.6 lunar distances, 0.1351 AU), travelling at 10.94 km/second, to the Earth-Moon system on the 17th June, 2011 @ 16:23 UT ±00:01.