* Astronomy

Orbital elements:
2012 EM5                                                 Earth MOID = 0.0138 AU
Epoch 2012 Mar. 14.0 TT = JDT 2456000.5                 MPC
M  18.54918              (2000.0)            P               Q
n   0.38756171     Peri.  102.51171     -0.11689226     -0.99159334
a   1.8631256      Node   353.39771     +0.61473044     -0.02835894
e   0.6185082      Incl.   28.85510     +0.78002736     -0.12624748
P   2.54           H   25.4           G   0.15           U   7

MPEC 2012 - E58

The 22 - 50 metre wide asteroid 2012 EM5 made a close pass (5.6 lunar distances, 0.0144 AU), travelling at 22.43 km/second, to the Earth-Moon system on the 12th March, 2012 @ 22:24 UT ±00:01.

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