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Post Info TOPIC: Asteroid 2009 UD2


L

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RE: Asteroid 2009 UD2
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The 92 - 210 metre wide asteroid 2009 UD2 will make a close pass (0.2264 au) travelling at 12.81 km/s to the Earth-Moon system on the 12th November 2014 @ 14:16 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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L

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Asteroid 2009 UD2 has just passed the Earth.

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L

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The 92 - 210 metre wide asteroid 2009 UD2 will make a close pass (14.9 Lunar Distances, 0.0384 AU), travelling at 6.45 km/s, to the Earth-Moon system on the 19th February, 2010.

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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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2009 UD2
Earth Impact Risk Summary
Torino Scale (maximum) 0
Palermo Scale (maximum) -7.49
Palermo Scale (cumulative) -6.83
Impact Probability (cumulative) 6.5e-09
Number of Potential Impacts 16
Vimpact 12.32 km/s
Vinfinity 5.25 km/s
H 22.3
Diameter 0.112 km
Mass 2.1e+09 kg
Energy 3.7e+01 MT
all above are mean values
weighted by impact probability
Analysis based on
15 observations spanning 1.2015 days
(2009-Oct-18.13461 to 2009-Oct-19.33614)



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Orbital elements:
2009 UD2 Earth MOID = 0.0340 AU
Epoch 2010 Jan. 4.0 TT = JDT 2455200.5 MPC
M 348.09848 (2000.0) P Q
n 0.64365818 Peri. 110.68454 -0.41211404 -0.91112144
a 1.3285131 Node 3.66226 +0.80793256 -0.36768534
e 0.2893729 Incl. 3.98795 +0.42119710 -0.18618596
P 1.53 H 22.3 G 0.15 U 9

MPEC 2009 - U37


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