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Post Info TOPIC: Asteroid 2009 SK1
Blobrana


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Asteroid 2009 SK1
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Orbital elements:
2009 SK1                                                 Earth MOID = 0.4055 AU
Epoch 2011 Aug. 27.0 TT = JDT 2455800.5                 MPC
M  49.42495              (2000.0)            P               Q
n   0.48192890     Peri.  104.44506     +0.31305437     +0.94890760
a   1.6111924      Node   184.43778     -0.94037307     +0.31554431
e   0.2227134      Incl.   30.81725     +0.13302423     -0.00248298
P   2.05           H   18.1           G   0.15           U   3

MPEC 2011 - K54



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Blobrana


L

Posts: 131433
Date:
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Orbital elements:
2009 SK1                                                 Earth MOID = 0.3532 AU
Epoch 2009 Sept. 6.0 TT = JDT 2455080.5                 MPC
M  50.70092              (2000.0)            P               Q
n   0.46009249     Peri.  113.29990     +0.43134674     +0.90193075
a   1.6617765      Node   182.57250     -0.89772460     +0.43145571
e   0.2635145      Incl.   28.57583     +0.08961326     -0.01915444
P   2.14           H   18.1           G   0.15
From 14 observations 2009 Sept. 17-18.

MPEC 2009 - S40

2009 SK1
Earth Impact Risk Summary
Torino Scale (maximum) 0
Palermo Scale (maximum) -5.97
Palermo Scale (cumulative) -5.34
Impact Probability (cumulative) 1.5e-09
Number of Potential Impacts 9
Vimpact 18.35 km/s
Vinfinity 14.58 km/s
H 18.4
Diameter 0.710 km
Mass 4.9e+11 kg
Energy 1.9e+04 MT
all above are mean values
weighted by impact probability
Analysis based on
15 observations spanning 1.1079 days
(2009-Sep-17.41109 to 2009-Sep-18.519018)



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