Database: Wind Shock Analysis
Event ID: 20113150301
Observation time: 11/11/2011 315.12599 0301 [UT]
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General
Information (About, Top)
Year |
2011 |
Fractional day of year |
315.125990 |
Arrival time of shock [seconds of day] |
10885.5 ± 30.0 |
Shock type |
FF |
Electron data availability |
0 |
X GSE location of spacecraft [Re] |
257.142 |
Y GSE location of spacecraft [Re] |
-4.739 |
Z GSE location of spacecraft [Re] |
23.853 |
Upstream plasma points selected for analysis |
0005 |
Upstream field points selected for analysis |
0152 |
Downstream plasma points selected for analysis |
0003
|
Downstream field points selected for analysis |
0072 |
Minimum chisq/dof for RH8,RH9,RH10 |
3.99, 5.08, 6.12 |
Event added to database
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Fri Sep 20 14:00:57 2013
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Event last processed
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Tue Sep 24 10:51:40 2013
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Method selected
|
RH08
|
Propagation delay to Earth [minutes]
|
63.707 ± 2.419
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Asymptotic
plasma
parameters (About, Top)
Parameter
|
Upstream
|
Downstream
|
Vx GSE [km/s] |
-354.4 ± 3.0 |
-384.6 ± 7.4 |
Vy GSE [km/s] |
20.7 ± 6.4 |
-13.5 ± 9.0 |
Vz GSE [km/s] |
6.5 ± 1.6 |
9.6 ± 15.1 |
Wi [km/s] |
34.4 ± 2.0 |
36.8 ± 0.4 |
We [km/s] |
1086.4 ± 62.6 |
1162.7 ± 14.0 |
Ni [n/cc] |
4.2 ± 0.4 |
6.6 ± 0.2 |
Bx GSE [nT] |
3.6 ± 0.1 |
3.9 ± 0.5 |
By GSE [nT] |
-0.2 ± 0.6 |
-3.5 ± 1.5 |
Bz GSE [nT] |
1.8 ± 0.2 |
2.5 ± 1.2 |
Plasma Beta
|
0.632 ± 0.641
|
0.515 ± 0.538
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Sound Speed [km/s]
|
44.35 ± 2.56
|
47.47 ± 0.57
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Alfven Speed [km/s]
|
43.63 ± 2.74
|
51.35 ± 1.99
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Best values of
shock
front normal for each method (About, Top)
Method |
Nx |
Ny |
Nz |
Theta [degrees] |
Phi [degrees] |
MC |
-0.932 ± 0.064 |
-0.186 ± 0.227 |
-0.313 ± 0.302 |
-18.23 ± 8.50 |
191.26 ± 13.95 |
VC |
-0.664 ± 0.073 |
-0.738 ± 0.068 |
0.121 ± 0.120 |
6.94 ± 16.31 |
228.00 ± 5.41 |
MX1 |
-0.952 ± 0.060 |
-0.156 ± 0.208 |
-0.264 ± 0.257 |
-15.28 ± 10.90 |
189.34 ± 12.49 |
MX2 |
-0.972 ± 0.039 |
-0.147 ± 0.186 |
-0.183 ± 0.181 |
-10.53 ± 8.58 |
188.58 ± 10.97 |
MX3 |
-0.989 ± 0.022 |
-0.124 ± 0.157 |
-0.078 ± 0.078 |
-4.50 ± 7.57 |
187.15 ± 9.10 |
RH08 |
-0.982 ± 0.012 |
0.112 ± 0.046 |
0.151 ± 0.150 |
8.68 ± 4.22 |
173.48 ± 2.69 |
RH09 |
-0.963 ± 0.019 |
0.144 ± 0.068 |
0.229 ± 0.225 |
13.24 ± 4.02 |
171.48 ± 4.02 |
RH10 |
-0.963 ± 0.019 |
0.144 ± 0.070 |
0.229 ± 0.225 |
13.24 ± 3.97 |
171.48 ± 4.17 |
Average |
-0.927 |
-0.119 |
-0.013 |
-0.805 |
187.596 |
Median |
-0.963 |
-0.124 |
0.121 |
6.936 |
188.582 |
Deviation |
0.108 |
0.288 |
0.223 |
12.905 |
18.397 |
Key shock
parameters (About, Top)
Method |
ThetaBn |
Shock Speed |
Compression |
MC |
16.0 ± 7.1 |
407.1 ± 10.1 |
1.54 ± 0.04 |
VC |
59.6 ± 7.9 |
343.4 ± 8.7 |
1.54 ± 0.04 |
MX1 |
16.9 ± 6.1 |
415.0 ± 9.5 |
1.54 ± 0.04 |
MX2 |
20.2 ± 5.4 |
425.4 ± 8.8 |
1.54 ± 0.04 |
MX3 |
24.9 ± 4.5 |
433.9 ± 7.8 |
1.54 ± 0.04 |
RH08 |
36.1 ± 2.3 |
418.9 ± 4.0 |
1.54 ± 0.04 |
RH09 |
40.7 ± 2.2 |
411.9 ± 3.1 |
1.54 ± 0.04 |
RH10 |
40.7 ± 2.2 |
411.9 ± 11.5 |
1.54 ± 0.04 |
Average |
31.9 |
408.4 |
1.54 |
Median |
36.1 |
415.0 |
1.54 |
Deviation |
15.2 |
27.6 |
0.00 |
Upstream wave speeds
and
mach numbers (About, Top)
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
MC |
82.9 ± 3.8 |
37.0 ± 0.5 |
41.9 ± 2.6 |
50.1 ± 1.3 |
2.24 ± 0.10 |
1.66 ± 0.06 |
VC |
122.6 ± 5.5 |
16.2 ± 0.3 |
22.1 ± 1.4 |
60.1 ± 1.3 |
7.55 ± 0.35 |
2.04 ± 0.10 |
MX1 |
82.7 ± 3.7 |
36.7 ± 0.5 |
41.8 ± 2.6 |
50.3 ± 1.3 |
2.25 ± 0.09 |
1.64 ± 0.05 |
MX2 |
85.1 ± 3.6 |
35.3 ± 0.5 |
40.9 ± 2.6 |
51.3 ± 1.3 |
2.41 ± 0.09 |
1.66 ± 0.05 |
MX3 |
86.4 ± 3.4 |
33.2 ± 0.4 |
39.6 ± 2.5 |
52.7 ± 1.3 |
2.60 ± 0.09 |
1.64 ± 0.05 |
RH8 |
67.5 ± 2.7 |
28.0 ± 0.4 |
35.3 ± 2.2 |
55.6 ± 1.2 |
2.41 ± 0.08 |
1.21 ± 0.03 |
RH9 |
66.2 ± 2.6 |
25.8 ± 0.4 |
33.1 ± 2.1 |
56.7 ± 1.2 |
2.57 ± 0.08 |
1.17 ± 0.03 |
RH10 |
66.2 ± 2.6 |
25.8 ± 0.4 |
33.1 ± 2.1 |
56.7 ± 1.2 |
2.57 ± 0.08 |
1.17 ± 0.03 |
Average |
82.5 |
29.8 |
36.0 |
54.2 |
3.1 |
1.5 |
Median |
82.9 |
33.2 |
39.6 |
55.6 |
2.6 |
1.6 |
Deviation |
18.4 |
7.2 |
6.7 |
3.6 |
1.8 |
0.3 |
Downstream wave speeds
and
mach numbers (About, Top)
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
MC |
49.3 ± 13.3 |
41.7 ± 0.3 |
49.4 ± 1.9 |
56.1 ± 1.2 |
1.18 ± 0.32 |
0.88 ± 0.25 |
VC |
76.8 ± 9.7 |
18.2 ± 0.2 |
26.0 ± 1.0 |
67.5 ± 1.1 |
4.21 ± 0.57 |
1.14 ± 0.16 |
MX1 |
49.3 ± 12.4 |
41.3 ± 0.3 |
49.1 ± 1.9 |
56.4 ± 1.2 |
1.19 ± 0.31 |
0.88 ± 0.24 |
MX2 |
51.2 ± 11.3 |
39.7 ± 0.3 |
48.2 ± 1.9 |
57.6 ± 1.2 |
1.29 ± 0.29 |
0.89 ± 0.21 |
MX3 |
52.5 ± 9.6 |
37.4 ± 0.3 |
46.6 ± 1.8 |
59.1 ± 1.1 |
1.40 ± 0.27 |
0.89 ± 0.18 |
RH8 |
41.2 ± 4.0 |
31.5 ± 0.3 |
41.5 ± 1.6 |
62.4 ± 1.1 |
1.31 ± 0.14 |
0.66 ± 0.08 |
RH9 |
41.3 ± 2.4 |
29.0 ± 0.3 |
38.9 ± 1.5 |
63.6 ± 1.1 |
1.42 ± 0.10 |
0.65 ± 0.05 |
RH10 |
41.3 ± 2.4 |
29.0 ± 0.3 |
38.9 ± 1.5 |
63.6 ± 1.1 |
1.42 ± 0.10 |
0.65 ± 0.05 |
Average |
50.4 |
33.5 |
42.3 |
60.8 |
1.7 |
0.8 |
Median |
49.3 |
37.4 |
46.6 |
62.4 |
1.4 |
0.9 |
Deviation |
11.7 |
8.1 |
7.9 |
4.1 |
1.0 |
0.2 |
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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