* Astronomy

Orbital elements:
2012 UK                                                  Earth MOID = 0.0993 AU
Epoch 2012 Sept. 30.0 TT = JDT 2456200.5                MPC
M 323.67944              (2000.0)            P               Q
n   0.51524226     Peri.   65.15334     +0.12130696     -0.99116184
a   1.5409731      Node    18.12360     +0.83699414     +0.07306110
e   0.3567626      Incl.    9.93933     +0.53359669     +0.11072617
P   1.91           H   24.5           G   0.15           U   9

MPEC 2012 - U23

The 33 - 74 metre wide asteroid 2012 UK will make a close pass (40.0 lunar distances, 0.1028 AU), travelling at 8.46 km/second, to the Earth-Moon system on the 3rd November, 2012 @ 06:45 UT ±07:09. 

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The Lunar Distance (LD), the distance between Earth and the Moon, equals 384,401 km, (or 0.00256 AU).