* Astronomy

Orbital elements:
2010 MR87                                                Earth MOID = 0.1497 AU
Epoch 2010 July 23.0 TT = JDT 2455400.5                 MPC
M 345.93514              (2000.0)            P               Q
n   0.43665024     Peri.  132.29449     +0.81084968     +0.56488521
a   1.7207334      Node   195.52847     -0.53940618     +0.82279027
e   0.3867931      Incl.   34.87056     +0.22707659     -0.06261690
P   2.26           H   19.5           G   0.15           U   9

MPEC 2010 - N02

The 320 - 720 metre wide asteroid 2010 MR87 will make a close pass (60.9 lunar distances, 0.1566 AU), travelling at 20.20 km/second, to the Earth-Moon system on the 4th October, 2010 @ 04:51 UT.
Asteroid 2010 MR87 was discovered by the WISE satellite on the 22nd June, 2010.

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