The 2 - 4 metre wide asteroid 2007 RS1 will make a close pass (60.6 lunar distances, 0.1558 AU), travelling at 16.01 km/second, to the Earth-Moon system on the 24th February, 2012 @ 21:32 UT ±07:13. See moreThe Lunar Distance (LD), the distance between Earth and the Moon, equals 384,401 km, (or 0.00256 AU).
Near earth asteroid 2007 RS1Solution date 2007-Sep-05 Miss Distance (LD) 0.2