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Blobrana · L

RE: Asteroid 2009 WD54

Blobrana · L

2009 WD54
Earth Impact Risk Summary

Torino Scale (maximum)	0
Palermo Scale (maximum)	-8.41
Palermo Scale (cumulative)	-7.75
Impact Probability (cumulative)	2.8e-06
Number of Potential Impacts	144

V_impact	13.03 km/s
V_infinity	6.75 km/s
H	28.7
Diameter	0.006 km
Mass	3.0e+05 kg
Energy	6.1e-03 MT
all above are mean values weighted by impact probability

Analysis based on
15 observations spanning .12495 days
(2009-Nov-24.29954 to 2009-Nov-24.42449)

Blobrana · L

Orbital elements:
2009 WD54                                                Earth MOID = 0.0028 AU
Epoch 2010 Jan. 4.0 TT = JDT 2455200.5                  MPC
M 183.92442              (2000.0)            P               Q
n   1.32638353     Peri.  210.55304     +0.03331347     +0.99843728
a   0.8203956      Node    61.38947     -0.90632838     +0.04910162
e   0.2856930      Incl.    2.92963     -0.42125892     -0.02668377
P   0.74           H   28.7           G   0.15           U   9

MPEC 2009 - W91