The 190 - 430 metre wide asteroid 2012 TZ52 will make a close pass (69.1 lunar distances, 0.1775 AU), travelling at 9.88 km/second, to the Earth-Moon system on the 24th October, 2012 @ 23:18 UT ±00:45.
Orbital elements:
2012 TZ52 Earth MOID = 0.1300 AU
Epoch 2012 Sept. 30.0 TT = JDT 2456200.5 MPC
M 336.45764 (2000.0) P Q
n 0.48371184 Peri. 202.00380 +0.67109714 -0.72894792
a 1.6072308 Node 206.44950 +0.71736815 +0.68449834
e 0.3095166 Incl. 17.66270 +0.18711380 -0.00984663
P 2.04 H 20.7 G 0.15 U 7