* Astronomy

Orbital elements:
2010 PJ                                                  Earth MOID = 0.0844 AU
Epoch 2010 July 23.0 TT = JDT 2455400.5                 MPC
M 328.68842              (2000.0)            P               Q
n   0.45009971     Peri.  251.35625     +0.84547055     -0.39518228
a   1.6862821      Node   130.14524     +0.44765188     +0.89120797
e   0.4803270      Incl.   28.02635     -0.29118267     +0.22266413
P   2.19           H   21.9           G   0.15           U   8

MPEC 2010 - P13

The 120 - 260 metre wide asteroid 2010 PJ will make a close pass (34.3 lunar distances, 0.0882 AU), travelling at 18.06 km/second, to the Earth-Moon system on the 12th August, 2010 @ 09:59 UT.

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