Database: Wind Shock Analysis
Event ID: 20130871819
Observation time: 03/28/2013 87.76366 1819 [UT]
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![Wind spacecraft](../windsm.gif)
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General
Information (About, Top)
Year |
2013 |
Fractional day of year |
87.763663 |
Arrival time of shock [seconds of day] |
65980.5 ± 30.0 |
Shock type |
SF |
Electron data availability |
0 |
X GSE location of spacecraft [Re] |
244.643 |
Y GSE location of spacecraft [Re] |
74.747 |
Z GSE location of spacecraft [Re] |
12.830 |
Upstream plasma points selected for analysis |
0004 |
Upstream field points selected for analysis |
0139 |
Downstream plasma points selected for analysis |
0005
|
Downstream field points selected for analysis |
0181 |
Minimum chisq/dof for RH8,RH9,RH10 |
3.36, 3.74, 4.32 |
Event added to database
|
Tue Oct 8 15:18:30 2013
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Event last processed
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Tue Oct 8 16:51:39 2013
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Method selected
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RH08
|
Propagation delay to Earth [minutes]
|
75.316 ± 27.377
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Asymptotic
plasma
parameters (About, Top)
Parameter
|
Upstream
|
Downstream
|
Vx GSE [km/s] |
-378.2 ± 2.5 |
-403.4 ± 0.9 |
Vy GSE [km/s] |
3.1 ± 1.0 |
2.6 ± 0.4 |
Vz GSE [km/s] |
5.5 ± 2.7 |
17.4 ± 0.8 |
Wi [km/s] |
37.4 ± 1.0 |
36.1 ± 1.1 |
We [km/s] |
1182.6 ± 32.7 |
1140.3 ± 35.1 |
Ni [n/cc] |
5.6 ± 0.3 |
6.5 ± 0.2 |
Bx GSE [nT] |
2.7 ± 0.5 |
-1.9 ± 0.1 |
By GSE [nT] |
-0.4 ± 0.2 |
0.5 ± 0.2 |
Bz GSE [nT] |
-1.3 ± 0.2 |
1.2 ± 0.2 |
Plasma Beta
|
1.930 ± 1.973
|
3.362 ± 3.466
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Sound Speed [km/s]
|
48.28 ± 1.33
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46.55 ± 1.43
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Alfven Speed [km/s]
|
27.79 ± 4.73
|
19.78 ± 1.20
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Best values of
shock
front normal for each method (About, Top)
Method |
Nx |
Ny |
Nz |
Theta [degrees] |
Phi [degrees] |
MC |
-0.688 ± 0.432 |
-0.474 ± 0.589 |
-0.549 ± 0.486 |
-33.30 ± 21.38 |
214.59 ± 48.09 |
VC |
-0.907 ± 0.022 |
-0.018 ± 0.034 |
0.420 ± 0.394 |
24.86 ± 3.02 |
181.14 ± 2.13 |
MX1 |
-0.701 ± 0.713 |
-0.668 ± 0.749 |
-0.249 ± 0.244 |
-14.44 ± 15.46 |
223.59 ± 61.04 |
MX2 |
-0.434 ± 0.238 |
-0.807 ± 0.157 |
-0.400 ± 0.377 |
-23.56 ± 15.54 |
241.76 ± 16.49 |
MX3 |
-0.335 ± 0.181 |
-0.908 ± 0.092 |
-0.251 ± 0.246 |
-14.56 ± 15.52 |
249.75 ± 11.34 |
RH08 |
-0.475 ± 0.017 |
-0.071 ± 0.053 |
-0.877 ± 0.514 |
-61.29 ± 1.03 |
188.52 ± 6.38 |
RH09 |
-0.475 ± 0.022 |
-0.071 ± 0.076 |
-0.877 ± 0.514 |
-61.29 ± 1.26 |
188.52 ± 9.17 |
RH10 |
-0.447 ± 0.034 |
0.177 ± 0.073 |
-0.877 ± 0.514 |
-61.29 ± 1.23 |
158.44 ± 9.36 |
Average |
-0.558 |
-0.355 |
-0.458 |
-30.609 |
205.789 |
Median |
-0.475 |
-0.071 |
-0.400 |
-23.563 |
214.585 |
Deviation |
0.189 |
0.411 |
0.447 |
30.421 |
31.772 |
Key shock
parameters (About, Top)
Method |
ThetaBn |
Shock Speed |
Compression |
MC |
72.2 ± 3.3 |
337.0 ± 7.4 |
1.16 ± 0.08 |
VC |
9.0 ± 4.9 |
543.0 ± 19.7 |
1.16 ± 0.08 |
MX1 |
65.0 ± 4.3 |
364.0 ± 10.1 |
1.16 ± 0.08 |
MX2 |
84.2 ± 4.4 |
206.4 ± 4.2 |
1.16 ± 0.08 |
MX3 |
86.3 ± 4.8 |
164.5 ± 3.7 |
1.16 ± 0.08 |
RH08 |
88.4 ± 1.3 |
185.3 ± 2.5 |
1.16 ± 0.08 |
RH09 |
88.4 ± 1.3 |
185.3 ± 2.5 |
1.16 ± 0.08 |
RH10 |
87.9 ± 1.0 |
171.3 ± 11.4 |
1.16 ± 0.08 |
Average |
72.7 |
269.6 |
1.16 |
Median |
86.3 |
206.4 |
1.16 |
Deviation |
27.2 |
134.8 |
0.00 |
Upstream wave speeds
and
mach numbers (About, Top)
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
MC |
81.3 ± 0.6 |
7.4 ± 1.0 |
8.5 ± 1.4 |
55.3 ± 2.9 |
11.16 ± 1.66 |
1.47 ± 0.09 |
VC |
197.7 ± 3.3 |
27.3 ± 4.6 |
27.5 ± 4.7 |
48.6 ± 1.4 |
7.42 ± 1.38 |
4.07 ± 0.15 |
MX1 |
102.2 ± 1.3 |
10.3 ± 1.4 |
11.8 ± 2.0 |
54.8 ± 2.8 |
10.05 ± 1.49 |
1.87 ± 0.11 |
MX2 |
47.1 ± 0.6 |
2.4 ± 0.3 |
2.8 ± 0.5 |
55.8 ± 3.0 |
19.80 ± 2.72 |
0.85 ± 0.04 |
MX3 |
42.1 ± 0.8 |
1.5 ± 0.2 |
1.8 ± 0.3 |
55.8 ± 3.0 |
27.65 ± 3.65 |
0.76 ± 0.04 |
RH8 |
10.8 ± 1.3 |
0.7 ± 0.1 |
0.8 ± 0.1 |
55.8 ± 3.0 |
16.63 ± 3.67 |
0.19 ± 0.03 |
RH9 |
10.8 ± 1.3 |
0.7 ± 0.1 |
0.8 ± 0.1 |
55.8 ± 3.0 |
16.63 ± 3.67 |
0.19 ± 0.03 |
RH10 |
6.6 ± 1.5 |
0.9 ± 0.1 |
1.0 ± 0.2 |
55.8 ± 3.0 |
7.90 ± 2.54 |
0.12 ± 0.03 |
Average |
62.3 |
6.4 |
6.9 |
54.7 |
14.7 |
1.2 |
Median |
47.1 |
2.4 |
2.8 |
55.8 |
16.6 |
0.8 |
Deviation |
64.7 |
9.2 |
9.3 |
2.5 |
6.9 |
1.3 |
Downstream wave speeds
and
mach numbers (About, Top)
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
MC |
70.1 ± 0.8 |
5.6 ± 0.3 |
6.0 ± 0.4 |
50.3 ± 1.3 |
12.56 ± 0.71 |
1.40 ± 0.03 |
VC |
169.8 ± 0.9 |
19.5 ± 1.2 |
19.5 ± 1.2 |
46.7 ± 1.4 |
8.74 ± 0.53 |
3.64 ± 0.10 |
MX1 |
87.1 ± 0.8 |
7.8 ± 0.4 |
8.4 ± 0.5 |
50.0 ± 1.3 |
11.20 ± 0.61 |
1.74 ± 0.03 |
MX2 |
40.5 ± 0.6 |
1.8 ± 0.1 |
2.0 ± 0.1 |
50.6 ± 1.3 |
22.16 ± 1.27 |
0.80 ± 0.01 |
MX3 |
36.2 ± 0.5 |
1.2 ± 0.1 |
1.3 ± 0.1 |
50.6 ± 1.3 |
30.95 ± 1.71 |
0.71 ± 0.01 |
RH8 |
9.1 ± 0.8 |
0.5 ± 0.0 |
0.5 ± 0.0 |
50.6 ± 1.3 |
18.28 ± 2.20 |
0.18 ± 0.01 |
RH9 |
9.1 ± 0.8 |
0.5 ± 0.0 |
0.5 ± 0.0 |
50.6 ± 1.3 |
18.28 ± 2.20 |
0.18 ± 0.01 |
RH10 |
5.8 ± 0.8 |
0.7 ± 0.0 |
0.7 ± 0.0 |
50.6 ± 1.3 |
8.97 ± 1.47 |
0.11 ± 0.01 |
Average |
53.5 |
4.7 |
4.9 |
50.0 |
16.4 |
1.1 |
Median |
40.5 |
1.8 |
2.0 |
50.6 |
18.3 |
0.8 |
Deviation |
55.6 |
6.6 |
6.6 |
1.4 |
7.6 |
1.2 |
Survey interval (About, Top)
![Survey of solar wind interval](wi_survey_00599.png)
Selected
data (About, Top)
Key plasma parameters
![Survey](wi_selvwnb_00599.png)
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Velocity
![V](wi_selv_00599.png)
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Magnetic Field
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Simple
Methods
(About, Top)
Rankine Chi^2
Contour (About, Top)
Shock
Speed (About, Top)
![Shock Speed](wi_shockspeed_00599.png)
Theta Bn (About, Top)
![Theta Bn](wi_thetabn_00599.png)
Mach Numbers (About, Top)
Page updated Fri Jun 13 11:06:02 2014
Michael L Stevens
(mstevens@cfa.harvard.edu)
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