* Astronomy

Orbital elements:
2010 HZ104                                               Earth MOID = 0.0197 AU
Epoch 2010 July 23.0 TT = JDT 2455400.5                 MPC
M  18.20513              (2000.0)            P               Q
n   0.30272739     Peri.  165.20546     -0.44272813     +0.83279944
a   2.1966873      Node    77.56145     -0.85335960     -0.27756707
e   0.5525466      Incl.   19.89566     -0.27526206     -0.47895889
P   3.26           H   22.3           G   0.15           U   7

MPEC 2010 - J78

The 81 - 180 metre wide asteroid 2010 HZ104 will make a close pass (24.9 lunar distances, 0.0639 AU), travelling at 13.82 km/second, to the Earth-Moon system on the 1st June, 2010.

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