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Post Info TOPIC: Asteroid 2009 SK104
Blobrana


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RE: Asteroid 2009 SK104
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The 380 - 860 metre wide asteroid 2009 SK104 will make a close pass (31.5 lunar distances, 0.08112 AU), travelling at 7.59 km/second, to the Earth on the 9th June 2018 @ 05:36 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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Blobrana


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2009 SK104
Earth Impact Risk Summary
Torino Scale (maximum) 0
Palermo Scale (maximum) -5.27
Palermo Scale (cumulative) -5.14
Impact Probability (cumulative) 4.5e-09
Number of Potential Impacts 4
Vimpact 17.84 km/s
Vinfinity 13.89 km/s
H 18.8
Diameter 0.588 km
Mass 2.8e+11 kg
Energy 1.1e+04 MT
all above are mean values
weighted by impact probability
Analysis based on
28 observations spanning 2.9850 days
(2009-Sep-25.35558 to 2009-Sep-28.34058)



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Blobrana


L

Posts: 131433
Date:
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2009 SK104
Earth Impact Risk Summary
Torino Scale (maximum) 0
Palermo Scale (maximum) -5.38
Palermo Scale (cumulative) -5.14
Impact Probability (cumulative) 6.1e-09
Number of Potential Impacts 6
Vimpact 17.83 km/s
Vinfinity 13.88 km/s
H 18.9
Diameter 0.567 km
Mass 2.5e+11 kg
Energy 9.7e+03 MT
all above are mean values
weighted by impact probability
Analysis based on
25 observations spanning 1.9493 days
(2009-Sep-25.35558 to 2009-Sep-27.3049)



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Blobrana


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Orbital elements:
2009 SK104                                               Earth MOID = 0.0686 AU
Epoch 2009 June 18.0 TT = JDT 2455000.5                 MPC
M  11.28921              (2000.0)            P               Q
n   0.17338712     Peri.  283.04859     -0.28316697     +0.95830082
a   3.1851129      Node   330.41495     -0.84702307     -0.26867344
e   0.6839289      Incl.    4.46302     -0.44985373     -0.09733505
P   5.68           H   18.9           G   0.15           U   9

MPEC 2009 - S111

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