* Astronomy

Orbital elements:
2011 MZ2                                                 Earth MOID = 0.0402 AU
Epoch 2011 Aug. 27.0 TT = JDT 2455800.5                 MPC
M  33.57667              (2000.0)            P               Q
n   0.50813060     Peri.  354.98212     +0.00877289     +0.99696220
a   1.5553178      Node   275.50543     -0.91472045     -0.02326687
e   0.3206552      Incl.    4.45924     -0.40399200     +0.07433049
P   1.94           H   25.5           G   0.15           U   8

MPEC 2011 - M49

The 21 - 46 metre wide asteroid 2011 MZ2 made a close pass (16.2 lunar distances, 0.0417 AU), travelling at 4.70 km/second, to the Earth-Moon system on the 21st June, 2011 @ 21:56 UT ±08:04.

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