* Astronomy

Orbital elements:
2012 UQ18                                                Earth MOID = 0.0980 AU
Epoch 2012 Sept. 30.0 TT = JDT 2456200.5                MPC
M 341.49483              (2000.0)            P               Q
n   0.40380845     Peri.   25.24476     +0.59056046     -0.80076595
a   1.8128107      Node    28.87516     +0.70079718     +0.44740577
e   0.4085926      Incl.   11.95877     +0.40015204     +0.39824863
P   2.44           H   24.0           G   0.15           U   6

MPEC 2012 - U44

The 40 - 89 metre wide asteroid 2012 UQ18 will make a close pass (38.2 lunar distances, 0.0983 AU), travelling at 8.00 km/second, to the Earth-Moon system on the 30th October, 2012 @ 00:55 UT ±00:27. 

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