* Astronomy

Orbital elements:
2009 SN103                                               Earth MOID = 0.0002 AU
Epoch 2009 June 18.0 TT = JDT 2455000.5                 MPC
M 273.92710              (2000.0)            P               Q
n   0.64165453     Peri.   35.97075     +0.74437400     -0.66773373
a   1.3312773      Node     5.93341     +0.59767564     +0.66204457
e   0.2784253      Incl.    3.46443     +0.29781065     +0.34033610
P   1.54           H   27.7           G   0.15           U   6

MPEC 2009 - S100

The 7.6 - 17 metre wide asteroid 2009 SN103 will make a close pass (1.2 Lunar Distances, 0.0031 AU), travelling at 5.62 km/s, to the Earth-Moon system on the 28th 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).