* Astronomy

Orbital elements:
2005 XB1                                                 Earth MOID = 0.0707 AU
Epoch 2010 Jan. 4.0 TT = JDT 2455200.5                  MPC
M 219.96264              (2000.0)            P               Q
n   0.81952844     Peri.  232.79159     +0.58256670     +0.79974954
a   1.1309065      Node    73.46111     -0.68957047     +0.58074413
e   0.4187762      Incl.    8.69811     -0.43024251     +0.15210827
P   1.20           H   21.8           G   0.15           U   4

MPEC 2010 - F78

The 120 - 260 metre wide asteroid 2005 XB1 will make a close pass (53.6 lunar distances, 0.1378 AU), travelling at 11.36 km/second, to the Earth-Moon system on the 27th April, 2010.

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

-- Edited by Blobrana on Thursday 25th of March 2010 06:12:26 PM