Database: Wind Shock Analysis
Event ID: 20130440047
Observation time: 02/13/2013 44.03318 0047 [UT]
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General
Information (About, Top)
Year |
2013 |
Fractional day of year |
44.033177 |
Arrival time of shock [seconds of day] |
2866.5 ± 20.0 |
Shock type |
FF |
Electron data availability |
0 |
X GSE location of spacecraft [Re] |
199.835 |
Y GSE location of spacecraft [Re] |
66.621 |
Z GSE location of spacecraft [Re] |
-14.522 |
Upstream plasma points selected for analysis |
0005 |
Upstream field points selected for analysis |
0155 |
Downstream plasma points selected for analysis |
0003
|
Downstream field points selected for analysis |
0108 |
Minimum chisq/dof for RH8,RH9,RH10 |
11.83, 43.20, 52.00 |
Event added to database
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Tue Oct 8 15:01:20 2013
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Event last processed
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Tue Oct 8 16:41:20 2013
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Method selected
|
RH08
|
Propagation delay to Earth [minutes]
|
43.769 ± 1.625
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Asymptotic
plasma
parameters (About, Top)
Parameter
|
Upstream
|
Downstream
|
Vx GSE [km/s] |
-358.9 ± 3.7 |
-394.8 ± 4.4 |
Vy GSE [km/s] |
16.8 ± 2.4 |
23.5 ± 3.3 |
Vz GSE [km/s] |
-31.0 ± 4.2 |
-37.9 ± 3.4 |
Wi [km/s] |
23.7 ± 1.2 |
29.0 ± 0.8 |
We [km/s] |
749.5 ± 36.7 |
917.4 ± 26.2 |
Ni [n/cc] |
5.1 ± 0.3 |
8.6 ± 0.7 |
Bx GSE [nT] |
-0.7 ± 0.2 |
-0.9 ± 0.7 |
By GSE [nT] |
-1.9 ± 0.5 |
-5.2 ± 0.2 |
Bz GSE [nT] |
-2.9 ± 0.3 |
-3.4 ± 0.4 |
Plasma Beta
|
0.474 ± 0.450
|
0.389 ± 0.361
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Sound Speed [km/s]
|
30.60 ± 1.50
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37.45 ± 1.07
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Alfven Speed [km/s]
|
34.60 ± 1.73
|
46.68 ± 2.04
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Best values of
shock
front normal for each method (About, Top)
Method |
Nx |
Ny |
Nz |
Theta [degrees] |
Phi [degrees] |
MC |
-0.312 ± 0.238 |
0.069 ± 0.291 |
-0.948 ± 0.398 |
-71.36 ± 14.19 |
167.54 ± 52.61 |
VC |
-0.963 ± 0.034 |
0.190 ± 0.115 |
-0.192 ± 0.190 |
-11.09 ± 7.88 |
168.81 ± 6.84 |
MX1 |
-0.959 ± 0.096 |
0.115 ± 0.115 |
-0.260 ± 0.254 |
-15.08 ± 21.00 |
173.17 ± 6.82 |
MX2 |
-0.962 ± 0.064 |
0.105 ± 0.125 |
-0.252 ± 0.246 |
-14.59 ± 14.38 |
173.79 ± 7.46 |
MX3 |
-0.966 ± 0.048 |
0.097 ± 0.135 |
-0.239 ± 0.234 |
-13.80 ± 11.16 |
174.25 ± 8.02 |
RH08 |
-0.978 ± 0.007 |
0.147 ± 0.034 |
-0.151 ± 0.150 |
-8.68 ± 1.66 |
171.48 ± 1.97 |
RH09 |
-0.934 ± 0.025 |
0.242 ± 0.069 |
-0.263 ± 0.256 |
-15.22 ± 4.00 |
165.46 ± 4.20 |
RH10 |
-0.934 ± 0.025 |
0.242 ± 0.069 |
-0.263 ± 0.256 |
-15.22 ± 4.00 |
165.46 ± 4.20 |
Average |
-0.876 |
0.151 |
-0.321 |
-20.630 |
169.994 |
Median |
-0.959 |
0.147 |
-0.252 |
-14.589 |
171.476 |
Deviation |
0.228 |
0.067 |
0.256 |
20.632 |
3.652 |
Key shock
parameters (About, Top)
Method |
ThetaBn |
Shock Speed |
Compression |
MC |
36.2 ± 8.0 |
191.1 ± 2.4 |
1.71 ± 0.18 |
VC |
75.3 ± 2.3 |
444.9 ± 2.9 |
1.71 ± 0.18 |
MX1 |
69.6 ± 2.2 |
443.4 ± 2.9 |
1.71 ± 0.18 |
MX2 |
69.7 ± 2.2 |
444.2 ± 2.9 |
1.71 ± 0.18 |
MX3 |
70.0 ± 2.2 |
445.3 ± 2.9 |
1.71 ± 0.18 |
RH08 |
75.7 ± 2.2 |
447.8 ± 3.0 |
1.71 ± 0.18 |
RH09 |
73.8 ± 2.5 |
436.5 ± 2.8 |
1.71 ± 0.18 |
RH10 |
73.8 ± 2.5 |
436.5 ± 10.4 |
1.71 ± 0.18 |
Average |
68.0 |
411.2 |
1.71 |
Median |
73.8 |
444.2 |
1.71 |
Deviation |
13.1 |
89.0 |
0.00 |
Upstream wave speeds
and
mach numbers (About, Top)
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
MC |
48.6 ± 3.3 |
20.6 ± 0.5 |
27.9 ± 1.4 |
41.4 ± 1.2 |
2.36 ± 0.20 |
1.17 ± 0.09 |
VC |
90.2 ± 2.6 |
5.9 ± 0.2 |
8.8 ± 0.4 |
45.8 ± 1.3 |
15.38 ± 0.40 |
1.97 ± 0.06 |
MX1 |
89.3 ± 2.6 |
8.1 ± 0.2 |
12.1 ± 0.6 |
45.5 ± 1.3 |
11.04 ± 0.30 |
1.96 ± 0.06 |
MX2 |
89.4 ± 2.6 |
8.1 ± 0.2 |
12.0 ± 0.6 |
45.5 ± 1.3 |
11.07 ± 0.30 |
1.96 ± 0.06 |
MX3 |
89.5 ± 2.7 |
7.9 ± 0.2 |
11.8 ± 0.6 |
45.5 ± 1.3 |
11.29 ± 0.31 |
1.97 ± 0.06 |
RH8 |
89.8 ± 2.8 |
5.7 ± 0.1 |
8.5 ± 0.4 |
45.9 ± 1.3 |
15.81 ± 0.44 |
1.96 ± 0.07 |
RH9 |
89.1 ± 2.2 |
6.4 ± 0.2 |
9.6 ± 0.5 |
45.8 ± 1.3 |
13.84 ± 0.35 |
1.95 ± 0.06 |
RH10 |
89.1 ± 2.2 |
6.4 ± 0.2 |
9.6 ± 0.5 |
45.8 ± 1.3 |
13.84 ± 0.35 |
1.95 ± 0.06 |
Average |
84.4 |
8.6 |
12.6 |
45.1 |
11.8 |
1.9 |
Median |
89.4 |
7.9 |
11.8 |
45.8 |
13.8 |
2.0 |
Deviation |
14.5 |
4.9 |
6.4 |
1.5 |
4.3 |
0.3 |
Downstream wave speeds
and
mach numbers (About, Top)
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
MC |
30.4 ± 2.2 |
26.2 ± 0.4 |
37.7 ± 1.6 |
53.8 ± 1.3 |
1.16 ± 0.08 |
0.57 ± 0.05 |
VC |
53.0 ± 3.3 |
7.5 ± 0.1 |
11.9 ± 0.5 |
59.4 ± 1.3 |
7.09 ± 0.38 |
0.89 ± 0.04 |
MX1 |
52.3 ± 3.3 |
10.3 ± 0.2 |
16.3 ± 0.7 |
59.0 ± 1.3 |
5.07 ± 0.27 |
0.89 ± 0.04 |
MX2 |
52.4 ± 3.3 |
10.3 ± 0.2 |
16.2 ± 0.7 |
59.0 ± 1.3 |
5.09 ± 0.27 |
0.89 ± 0.04 |
MX3 |
52.5 ± 3.4 |
10.1 ± 0.2 |
15.9 ± 0.7 |
59.0 ± 1.3 |
5.19 ± 0.29 |
0.89 ± 0.04 |
RH8 |
52.7 ± 3.6 |
7.2 ± 0.1 |
11.5 ± 0.5 |
59.4 ± 1.3 |
7.27 ± 0.43 |
0.89 ± 0.04 |
RH9 |
52.1 ± 2.9 |
8.2 ± 0.1 |
13.0 ± 0.6 |
59.3 ± 1.3 |
6.35 ± 0.29 |
0.88 ± 0.03 |
RH10 |
52.1 ± 2.9 |
8.2 ± 0.1 |
13.0 ± 0.6 |
59.3 ± 1.3 |
6.35 ± 0.29 |
0.88 ± 0.03 |
Average |
49.7 |
11.0 |
16.9 |
58.5 |
5.4 |
0.8 |
Median |
52.4 |
10.1 |
15.9 |
59.3 |
6.3 |
0.9 |
Deviation |
7.8 |
6.3 |
8.6 |
1.9 |
1.9 |
0.1 |
Survey interval (About, Top)
Selected
data (About, Top)
Key plasma parameters
|
Velocity
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Magnetic Field
|
Simple
Methods
(About, Top)
Rankine Chi^2
Contour (About, Top)
Shock
Speed (About, Top)
Theta Bn (About, Top)
Mach Numbers (About, Top)
Page updated Fri Jun 13 11:06:02 2014
Michael L Stevens
(mstevens@cfa.harvard.edu)
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