* Astronomy

Orbital elements:
2012 QH14                                                Earth MOID = 0.0059 AU
Epoch 2012 Sept. 30.0 TT = JDT 2456200.5                MPC
M 359.87784              (2000.0)            P               Q
n   0.37339515     Peri.  243.98445     +0.94100949     -0.33812288
a   1.9099571      Node   135.77477     +0.31682736     +0.86671075
e   0.5268814      Incl.    1.08382     +0.11883417     +0.36672250
P   2.64           H   27.3           G   0.15           U   5

MPEC 2012 - Q39

The 9 - 21 metre wide asteroid 2012 QH14 will make a close pass (3.5 lunar distances, 0.0090 AU), travelling at 10.82 km/second, to the Earth-Moon system on the 25th August, 2012 @ 13:42 UT ±00:01. 

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