* Astronomy

Orbital elements:
2011 OM5                                                 Earth MOID = 0.1819 AU
Epoch 2011 Aug. 27.0 TT = JDT 2455800.5                 MPC
M 358.43359              (2000.0)            P               Q
n   0.23536772     Peri.   13.41668     +0.92053670     +0.36959839
a   2.5979939      Node   324.06228     -0.37536719     +0.74710878
e   0.5427110      Incl.   12.44980     -0.10822040     +0.55247217
P   4.19           H   21.0           G   0.15           U   7

MPEC 2011 - O46

The 170 - 380 metre wide asteroid 2011 OM5 will make a close pass (72.7 lunar distances, 0.1869 AU), travelling at 8.07 km/second, to the Earth-Moon system on the 25th August, 2011 @ 12:58 UT ±10:19.

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