* Astronomy

Blobrana · L

RE: Asteroid 2010 JF87

Blobrana · L

2010 JF87
Earth Impact Risk Summary

Torino Scale (maximum)	0
Palermo Scale (maximum)	-5.68
Palermo Scale (cumulative)	-5.61
Impact Probability (cumulative)	3.3e-09
Number of Potential Impacts	2

V_impact	19.84 km/s
V_infinity	16.41 km/s
H	19.1
Diameter	0.523 km
Mass	1.9e+11 kg
Energy	9.1e+03 MT
all above are mean values weighted by impact probability

Analysis based on
35 observations spanning 4.6062 days
(2010-May-11.78114 to 2010-May-16.38737)

Blobrana · L

2010 JF87
Earth Impact Risk Summary

Torino Scale (maximum)	0
Palermo Scale (maximum)	-5.51
Palermo Scale (cumulative)	-4.86
Impact Probability (cumulative)	1.0e-08
Number of Potential Impacts	11

V_impact	21.37 km/s
V_infinity	18.22 km/s
H	18.9
Diameter	0.558 km
Mass	2.4e+11 kg
Energy	1.3e+04 MT
all above are mean values weighted by impact probability

Analysis based on
31 observations spanning 3.6350 days
(2010-May-11.78114 to 2010-May-15.416095)

Blobrana · L

Orbital elements:
2010 JF87                                           PHA, Earth MOID = 0.0489 AU
Epoch 2010 July 23.0 TT = JDT 2455400.5                 MPC
M  30.63444              (2000.0)            P               Q
n   0.24231585     Peri.   12.63061     -0.86262008     -0.42018924
a   2.5480904      Node   138.57862     +0.41915531     -0.90543588
e   0.6365580      Incl.   25.19612     +0.28318796     +0.06022353
P   4.07           H   19.2           G   0.15           U   8

MPEC 2010 - J100