Orbital elements:
2011 UP63 Earth MOID = 0.0407 AU
Epoch 2011 Aug. 27.0 TT = JDT 2455800.5 MPC
M 229.64361 (2000.0) P Q
n 0.88259802 Peri. 93.95145 -0.54415477 -0.83333519
a 1.0763679 Node 29.67443 +0.67056922 -0.50162092
e 0.1208177 Incl. 11.32287 +0.50421475 -0.23222600
P 1.12 H 23.9 G 0.15 U 6
The 47 - 110 metre wide asteroid 2011 UP63 will make a close pass (25.5 lunar distances, 0.0656 AU), travelling at 6.49 km/second, to the Earth-Moon system on the 1st November, 2011 @ 01:28 UT ±00:08.