* Astronomy

Orbital elements:
2010 EG21                                                Earth MOID = 0.0387 AU
Epoch 2010 Jan. 4.0 TT = JDT 2455200.5                  MPC
M  89.12098              (2000.0)            P               Q
n   1.25980498     Peri.  186.97887     +0.99693255     +0.07164326
a   0.8490511      Node   168.76650     -0.06168984     +0.96705175
e   0.2179084      Incl.    9.30771     -0.04816481     +0.24429112
P   0.78           H   24.4           G   0.15           U   9

MPEC 2010 - E54


The 37 - 82 metre wide asteroid 2010 EG21 will make a close pass (15.8 lunar distances, 0.0407 AU), travelling at 6.09 km/second, to the Earth-Moon system on the 11th March, 2010.

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