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Post Info TOPIC: Asteroid 2008 SE85


L

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RE: Asteroid 2008 SE85
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The 330 - 730 metre wide asteroid 2008 SE85 will make a close pass (39.6 lunar distances, 0.1018 AU), travelling at 22.70 km/second, to the Earth-Moon system on the 25th March, 2013 @ 03:50 UT ±00:01. 

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



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Lost asteroid rediscovered with a little help from ESA

A potentially hazardous asteroid once found but then lost has been rediscovered and its orbit confirmed by a determined amateur astronomer working with ESA's space hazards programme. The half-kilometre object will not threaten Earth anytime soon.
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Orbital elements:
2008 SE85                                           PHA, Earth MOID = 0.0230 AU
Epoch 2012 Sept. 30.0 TT = JDT 2456200.5                MPC
M 297.02887              (2000.0)            P               Q
n   0.47565660     Peri.  294.77953     -0.38486160     -0.92273093
a   1.6253256      Node   177.54043     +0.91852764     -0.38065513
e   0.5251744      Incl.   29.59488     -0.09049046     +0.06057475
P   2.07           H   19.5           G   0.15           U   3

MPEC 2012 - S01



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