* Astronomy

Orbital elements:
2009 QJ9                                                 Earth MOID = 0.0598 AU
Epoch 2009 June 18.0 TT = JDT 2455000.5                 MPC
M 338.99661              (2000.0)            P               Q
n   0.22292899     Peri.  200.59482     +0.99251331     -0.00531180
a   2.6937566      Node   158.58364     +0.01633068     +0.99585458
e   0.6112211      Incl.   19.52228     -0.12103980     +0.09080446
P   4.42           H   19.3           G   0.15           U   7

MPEC 2009 - Q48

The 370 - 840 metre wide asteroid 2009 QJ9 will make a close pass (24.6 Lunar Distances,  0.0632 AU), travelling at 13.38 km/s, to the Earth-Moon system on the 5th September, 2009.

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