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Post Info TOPIC: Asteroid 2009 HW67
Blobrana


L

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RE: Asteroid 2009 HW67
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2009 HW67
Earth Impact Risk Summary
Torino Scale (maximum) 0
Palermo Scale (maximum) -6.38
Palermo Scale (cumulative) -6.10
Impact Probability (cumulative) 1.3e-06
Number of Potential Impacts 7
Vimpact 25.16 km/s
Vinfinity 22.56 km/s
H 26.1
Diameter 0.021 km
Mass 1.2e+07 kg
Energy 9.1e-01 MT
all above are mean values
weighted by impact probability
Analysis based on
20 observations spanning .95200 days
(2009-Apr-27.29601 to 2009-Apr-28.24801)
Source

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Blobrana


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Posts: 131433
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Orbital elements:
2009 HW67                                                Earth MOID = 0.0012 AU
Epoch 2009 June 18.0 TT = JDT 2455000.5                 MPC
M  32.51768              (2000.0)            P               Q
n   0.32316668     Peri.  259.80502     -0.44097544     -0.89718229
a   2.1030600      Node   216.39314     +0.83883142     -0.40224186
e   0.7586145      Incl.    2.37514     +0.31922173     -0.18238810
P   3.05           H   26.1           G   0.15           U   8

MPEC 2009 - H73

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