* Astronomy

Orbital elements:
2012 MB7                                                 Earth MOID = 0.0873 AU
Epoch 2012 Mar. 14.0 TT = JDT 2456000.5                 MPC
M 240.67601              (2000.0)            P               Q
n   0.69528599     Peri.   82.28173     +0.90560094     +0.25297325
a   1.2619062      Node   262.58488     -0.36771292     +0.86829101
e   0.2725511      Incl.   20.07802     +0.21136260     +0.42670278
P   1.42           H   22.2           G   0.15           U   7

MPEC 2012 - M45

The 96 - 210 metre wide asteroid 2012 MB7 made a close pass (52.2 lunar distances, 0.1340 AU), travelling at 11.11 km/second, to the Earth-Moon system on the 23rd June, 2012 @ 08:05 UT ±00:08. 

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