* Astronomy

Orbital elements:
2012 LU                                                  Earth MOID = 0.0107 AU
Epoch 2012 Mar. 14.0 TT = JDT 2456000.5                 MPC
M 299.58440              (2000.0)            P               Q
n   0.51781066     Peri.  200.69845     +0.33114452     +0.94197386
a   1.5358733      Node    88.67235     -0.85779441     +0.32482402
e   0.3374256      Incl.    3.15556     -0.39310567     +0.08470306
P   1.90           H   24.8           G   0.15           U   7

MPEC 2012 - L22

The 29 - 65 metre wide asteroid 2012 LU will make a close pass (5.5 lunar distances, 0.0142 AU), travelling at 5.60 km/second, to the Earth-Moon system on the 23rd June, 2012 @ 02:55 UT ±04:13. 

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