* Astronomy

Blobrana · L

RE: Asteroid 2010 CH55

Blobrana · L

2010 CH55
Earth Impact Risk Summary

Torino Scale (maximum)	0
Palermo Scale (maximum)	-6.43
Palermo Scale (cumulative)	-5.70
Impact Probability (cumulative)	1.9e-09
Number of Potential Impacts	8

V_impact	12.82 km/s
V_infinity	6.33 km/s
H	19.0
Diameter	0.529 km
Mass	2.0e+11 kg
Energy	3.9e+03 MT
all above are mean values weighted by impact probability

Analysis based on
35 observations spanning 3.8977 days
(2010-Feb-15.466 to 2010-Feb-19.36371)

Blobrana · L

2010 CH55
Earth Impact Risk Summary

Torino Scale (maximum)	0
Palermo Scale (maximum)	-5.91
Palermo Scale (cumulative)	-4.80
Impact Probability (cumulative)	2.1e-08
Number of Potential Impacts	58

V_impact	12.62 km/s
V_infinity	5.91 km/s
H	19.1
Diameter	0.519 km
Mass	1.9e+11 kg
Energy	3.6e+03 MT
all above are mean values weighted by impact probability

Analysis based on
32 observations spanning 2.9632 days
(2010-Feb-15.466 to 2010-Feb-18.42924)

Blobrana · L

2010 CH55
Earth Impact Risk Summary

Torino Scale (maximum)	0
Palermo Scale (maximum)	-4.95
Palermo Scale (cumulative)	-3.82
Impact Probability (cumulative)	2.4e-07
Number of Potential Impacts	130

V_impact	12.41 km/s
V_infinity	5.42 km/s
H	19.2
Diameter	0.498 km
Mass	1.7e+11 kg
Energy	3.1e+03 MT
all above are mean values weighted by impact probability

Analysis based on
23 observations spanning 2.0166 days
(2010-Feb-15.466 to 2010-Feb-17.4826)

Blobrana · L

Orbital elements:
2010 CH55                                                Earth MOID = 0.1051 AU
Epoch 2010 Jan. 4.0 TT = JDT 2455200.5                  MPC
M  36.98110              (2000.0)            P               Q
n   0.38795782     Peri.  178.37001     +0.47238492     -0.88106359
a   1.8618572      Node   243.44017     +0.80835687     +0.44396510
e   0.4133933      Incl.    1.54211     +0.35129994     +0.16316232
P   2.54           H   19.7           G   0.15           U   9

MPEC 2010 - D27