The 22 - 49 metre wide asteroid 2012 KB4 will make a close pass (49.4 lunar distances, 0.1271 AU), travelling at 4.98 km/second, to the Earth-Moon system on the 14th October, 2012 @ 21:54 UT ±00:04.
Orbital elements:
2012 KB4 Earth MOID = 0.0712 AU
Epoch 2012 Mar. 14.0 TT = JDT 2456000.5 MPC
M 208.30205 (2000.0) P Q
n 0.86332534 Peri. 277.75812 +0.92434988 +0.36906384
a 1.0923280 Node 60.62885 -0.29140537 +0.84663641
e 0.0599918 Incl. 6.37709 -0.24629295 +0.38340405
P 1.14 H 25.4 G 0.15 U 9
The 22 - 49 metre wide asteroid 2012 KB4 will make a close pass (35.2 lunar distances, 0.0904 AU), travelling at 3.44 km/second, to the Earth-Moon system on the 27th May, 2012 @ 09:06 UT ±00:41.