Database: Wind Shock Analysis
Event ID: 20131511511
Observation time: 05/31/2013 151.63311 1511 [UT]
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![Wind spacecraft](../windsm.gif)
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General
Information (About, Top)
Year |
2013 |
Fractional day of year |
151.633108 |
Arrival time of shock [seconds of day] |
54700.5 ± 40.0 |
Shock type |
FF |
Electron data availability |
0 |
X GSE location of spacecraft [Re] |
232.716 |
Y GSE location of spacecraft [Re] |
-98.355 |
Z GSE location of spacecraft [Re] |
11.717 |
Upstream plasma points selected for analysis |
0006 |
Upstream field points selected for analysis |
0212 |
Downstream plasma points selected for analysis |
0003
|
Downstream field points selected for analysis |
0117 |
Minimum chisq/dof for RH8,RH9,RH10 |
13.57, 32.65, 43.74 |
Event added to database
|
Tue Oct 8 15:37:40 2013
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Event last processed
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Tue Oct 8 17:13:57 2013
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Method selected
|
RH08
|
Propagation delay to Earth [minutes]
|
58.038 ± 0.438
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Asymptotic
plasma
parameters (About, Top)
Parameter
|
Upstream
|
Downstream
|
Vx GSE [km/s] |
-331.5 ± 0.6 |
-393.8 ± 3.3 |
Vy GSE [km/s] |
-27.7 ± 0.7 |
-8.8 ± 2.7 |
Vz GSE [km/s] |
13.4 ± 1.2 |
5.1 ± 9.8 |
Wi [km/s] |
16.0 ± 0.6 |
31.7 ± 3.7 |
We [km/s] |
506.6 ± 18.3 |
1003.0 ± 118.5 |
Ni [n/cc] |
4.7 ± 0.2 |
8.8 ± 0.8 |
Bx GSE [nT] |
-0.9 ± 0.1 |
-1.6 ± 0.4 |
By GSE [nT] |
-3.4 ± 0.2 |
-7.4 ± 0.4 |
Bz GSE [nT] |
0.3 ± 0.1 |
-1.5 ± 1.1 |
Plasma Beta
|
0.205 ± 0.224
|
0.318 ± 0.364
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Sound Speed [km/s]
|
20.68 ± 0.75
|
40.95 ± 4.84
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Alfven Speed [km/s]
|
35.56 ± 1.77
|
57.37 ± 4.11
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Best values of
shock
front normal for each method (About, Top)
Method |
Nx |
Ny |
Nz |
Theta [degrees] |
Phi [degrees] |
MC |
-0.263 ± 0.174 |
-0.371 ± 0.157 |
0.891 ± 0.500 |
62.95 ± 8.89 |
234.69 ± 23.86 |
VC |
-0.949 ± 0.018 |
0.288 ± 0.035 |
-0.124 ± 0.124 |
-7.13 ± 6.88 |
163.10 ± 2.11 |
MX1 |
-0.959 ± 0.040 |
0.257 ± 0.140 |
-0.119 ± 0.118 |
-6.83 ± 7.46 |
164.99 ± 8.38 |
MX2 |
-0.960 ± 0.031 |
0.252 ± 0.111 |
-0.119 ± 0.119 |
-6.86 ± 5.44 |
165.32 ± 6.65 |
MX3 |
-0.960 ± 0.026 |
0.250 ± 0.094 |
-0.124 ± 0.123 |
-7.12 ± 4.63 |
165.39 ± 5.63 |
RH08 |
-0.976 ± 0.004 |
0.217 ± 0.018 |
0.006 ± 0.006 |
0.32 ± 1.59 |
167.47 ± 1.08 |
RH09 |
-0.737 ± 0.046 |
-0.124 ± 0.069 |
0.665 ± 0.543 |
41.67 ± 3.92 |
189.53 ± 5.32 |
RH10 |
-0.758 ± 0.045 |
-0.114 ± 0.071 |
0.642 ± 0.535 |
39.98 ± 3.98 |
188.52 ± 5.34 |
Average |
-0.820 |
0.082 |
0.215 |
14.621 |
179.875 |
Median |
-0.949 |
0.250 |
0.006 |
0.320 |
167.465 |
Deviation |
0.245 |
0.249 |
0.437 |
28.739 |
24.644 |
Key shock
parameters (About, Top)
Method |
ThetaBn |
Shock Speed |
Compression |
MC |
60.2 ± 1.6 |
116.8 ± 3.2 |
1.85 ± 0.12 |
VC |
86.6 ± 0.8 |
451.5 ± 3.0 |
1.85 ± 0.12 |
MX1 |
88.4 ± 0.8 |
455.6 ± 3.0 |
1.85 ± 0.12 |
MX2 |
88.8 ± 0.8 |
456.2 ± 3.0 |
1.85 ± 0.12 |
MX3 |
88.8 ± 0.8 |
456.2 ± 3.0 |
1.85 ± 0.12 |
RH08 |
88.5 ± 0.8 |
461.2 ± 2.6 |
1.85 ± 0.12 |
RH09 |
69.3 ± 1.4 |
341.4 ± 1.5 |
1.85 ± 0.12 |
RH10 |
69.7 ± 1.4 |
350.8 ± 5.7 |
1.85 ± 0.12 |
Average |
80.1 |
386.2 |
1.85 |
Median |
88.4 |
455.6 |
1.85 |
Deviation |
11.7 |
119.7 |
0.00 |
Upstream wave speeds
and
mach numbers (About, Top)
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
MC |
7.5 ± 1.0 |
9.1 ± 0.2 |
17.7 ± 0.9 |
40.1 ± 1.3 |
0.82 ± 0.12 |
0.19 ± 0.02 |
VC |
146.4 ± 0.6 |
1.1 ± 0.0 |
2.1 ± 0.1 |
41.1 ± 1.2 |
136.87 ± 3.04 |
3.56 ± 0.10 |
MX1 |
146.4 ± 0.6 |
0.5 ± 0.0 |
1.0 ± 0.0 |
41.2 ± 1.2 |
303.25 ± 6.75 |
3.56 ± 0.10 |
MX2 |
146.4 ± 0.6 |
0.4 ± 0.0 |
0.8 ± 0.0 |
41.2 ± 1.2 |
384.64 ± 8.56 |
3.56 ± 0.10 |
MX3 |
146.5 ± 0.6 |
0.4 ± 0.0 |
0.7 ± 0.0 |
41.2 ± 1.2 |
400.39 ± 8.90 |
3.56 ± 0.10 |
RH8 |
143.6 ± 0.7 |
0.5 ± 0.0 |
0.9 ± 0.0 |
41.2 ± 1.2 |
305.87 ± 6.90 |
3.49 ± 0.10 |
RH9 |
84.9 ± 1.1 |
6.4 ± 0.1 |
12.5 ± 0.6 |
40.7 ± 1.2 |
13.32 ± 0.37 |
2.09 ± 0.06 |
RH10 |
87.9 ± 1.0 |
6.3 ± 0.1 |
12.3 ± 0.6 |
40.7 ± 1.2 |
14.05 ± 0.38 |
2.16 ± 0.06 |
Average |
113.7 |
3.1 |
6.0 |
40.9 |
194.9 |
2.8 |
Median |
146.4 |
1.1 |
2.1 |
41.2 |
303.2 |
3.6 |
Deviation |
50.7 |
3.6 |
7.0 |
0.4 |
172.8 |
1.2 |
Downstream wave speeds
and
mach numbers (About, Top)
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
MC |
5.5 ± 7.4 |
16.9 ± 1.1 |
28.5 ± 2.0 |
68.6 ± 1.0 |
0.35 ± 0.47 |
0.08 ± 0.11 |
VC |
80.8 ± 3.7 |
2.0 ± 0.1 |
3.4 ± 0.2 |
70.6 ± 0.7 |
40.79 ± 1.55 |
1.14 ± 0.06 |
MX1 |
80.8 ± 3.7 |
0.9 ± 0.1 |
1.6 ± 0.1 |
70.7 ± 0.7 |
90.42 ± 3.38 |
1.14 ± 0.06 |
MX2 |
80.9 ± 3.7 |
0.7 ± 0.0 |
1.2 ± 0.1 |
70.7 ± 0.7 |
114.72 ± 4.26 |
1.14 ± 0.06 |
MX3 |
80.9 ± 3.7 |
0.7 ± 0.0 |
1.2 ± 0.1 |
70.7 ± 0.7 |
119.48 ± 4.37 |
1.15 ± 0.06 |
RH8 |
78.7 ± 3.2 |
0.9 ± 0.1 |
1.5 ± 0.1 |
70.7 ± 0.7 |
90.62 ± 4.54 |
1.11 ± 0.05 |
RH9 |
46.9 ± 5.4 |
11.8 ± 0.7 |
20.2 ± 1.4 |
69.7 ± 0.8 |
3.99 ± 0.69 |
0.67 ± 0.07 |
RH10 |
48.1 ± 5.3 |
11.6 ± 0.7 |
19.9 ± 1.4 |
69.7 ± 0.8 |
4.17 ± 0.69 |
0.69 ± 0.07 |
Average |
62.8 |
5.7 |
9.7 |
70.2 |
58.1 |
0.9 |
Median |
80.8 |
2.0 |
3.4 |
70.7 |
90.4 |
1.1 |
Deviation |
27.5 |
6.6 |
11.2 |
0.8 |
51.5 |
0.4 |
Survey interval (About, Top)
![Survey of solar wind interval](wi_survey_00610.png)
Selected
data (About, Top)
Key plasma parameters
![Survey](wi_selvwnb_00610.png)
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Velocity
![V](wi_selv_00610.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_00610.png)
Theta Bn (About, Top)
![Theta Bn](wi_thetabn_00610.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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