* Astronomy

Orbital elements:
2013 NQ8                                                 Earth MOID = 0.0553 AU
Epoch 2013 Apr. 18.0 TT = JDT 2456400.5                 MPC
M 330.55078              (2000.0)            P               Q
n   0.25255591     Peri.  225.95243     +0.86444017     +0.44621700
a   2.4787403      Node   106.27707     -0.36396549     +0.87324801
e   0.6066472      Incl.   13.96089     -0.34680299     +0.19577617
P   3.90           H   21.9           G   0.15           U   7

MPEC 2013 - N30

Key to Orbital elements

The 110 - 250 metre wide asteroid 2013 NQ8 will make a close pass (34.1 lunar distances, 0.0876 AU), travelling at 14.59 km/second, to the Earth-Moon system on the 11th July, 2013 @ 15:03 UT ±00:04. 

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