The 54 - 120 metre wide asteroid 2009 UM1 will make a close pass (68.4 lunar distances, 0.1757 AU), travelling at 23.70 km/second, to the Earth-Moon system on the 25th October, 2010 @ 20:53 UT.
Orbital elements: 2009 UM1 Earth MOID = 0.0625 AU Epoch 2010 Jan. 4.0 TT = JDT 2455200.5 MPC M 358.42554 (2000.0) P Q n 1.03898731 Peri. 333.81624 -0.97465138 -0.22092002 a 0.9654487 Node 193.56185 +0.22244271 -0.93996579 e 0.5976261 Incl. 8.66830 +0.02395678 -0.26011277 P 0.95 H 23.5 G 0.15 U 9
Asteroid 2009 UM1 The 52 - 120 metre wide asteroid 2009 UM1 will make a close pass (63.3 Lunar Distances, 0.1627 AU), travelling at 14.79 km/s, to the Earth-Moon system on the 1st November, 2009.