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Post Info TOPIC: Asteroid 2009 SK2
Blobrana


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Asteroid 2009 SK2
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Orbital elements:
2009 SK2                                                 Earth MOID = 0.1679 AU
Epoch 2011 Feb. 8.0 TT = JDT 2455600.5                  MPC
M 269.81806              (2000.0)            P               Q
n   0.43713059     Peri.  257.08271     +0.10736226     +0.96177790
a   1.7194726      Node    24.01503     -0.48505913     +0.27184053
e   0.4712567      Incl.   38.24093     -0.86786576     -0.03295450
P   2.25           H   18.8           G   0.15           U   3

MPEC 2011 - C60

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Blobrana


L

Posts: 131433
Date:
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Orbital elements:
2009 SK2                                                 Earth MOID = 0.1752 AU
Epoch 2009 Sept. 6.0 TT = JDT 2455080.5                 MPC
M  52.13685              (2000.0)            P               Q
n   0.45831598     Peri.  251.91465     +0.01120333     +0.94813211
a   1.6660680      Node    26.12808     -0.39493960     +0.29606460
e   0.4280843      Incl.   46.16821     -0.91863877     -0.11572056
P   2.15           H   18.3           G   0.15
From 12 observations 2009 Sept. 18-19.

MPEC 2009 - S53

2009 SK2
Earth Impact Risk Summary
Torino Scale (maximum) 0
Palermo Scale (maximum) -5.75
Palermo Scale (cumulative) -5.75
Impact Probability (cumulative) 1.1e-10
Number of Potential Impacts 1
Vimpact 28.45 km/s
Vinfinity 26.17 km/s
H 18.4
Diameter 0.710 km
Mass 4.9e+11 kg
Energy 4.7e+04 MT
all above are mean values
weighted by impact probability
Analysis based on
12 observations spanning 1.0149 days
(2009-Sep-18.46606 to 2009-Sep-19.48097)



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