Database: Wind Shock Analysis
Event ID: 20131931643
Observation time: 07/12/2013 193.69682 1643 [UT]
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![Wind spacecraft](../windsm.gif)
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General
Information (About, Top)
Year |
2013 |
Fractional day of year |
193.696823 |
Arrival time of shock [seconds of day] |
60205.5 ± 30.0 |
Shock type |
FF |
Electron data availability |
0 |
X GSE location of spacecraft [Re] |
203.429 |
Y GSE location of spacecraft [Re] |
-34.390 |
Z GSE location of spacecraft [Re] |
-14.771 |
Upstream plasma points selected for analysis |
0005 |
Upstream field points selected for analysis |
0310 |
Downstream plasma points selected for analysis |
0003
|
Downstream field points selected for analysis |
0314 |
Minimum chisq/dof for RH8,RH9,RH10 |
22.32, 29.38, 35.38 |
Event added to database
|
Tue Oct 8 15:47:08 2013
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Event last processed
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Tue Oct 8 17:25:37 2013
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Method selected
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RH08
|
Propagation delay to Earth [minutes]
|
34.385 ± 5.296
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Asymptotic
plasma
parameters (About, Top)
Parameter
|
Upstream
|
Downstream
|
Vx GSE [km/s] |
-372.2 ± 5.9 |
-413.8 ± 2.7 |
Vy GSE [km/s] |
-35.7 ± 2.9 |
-58.2 ± 14.5 |
Vz GSE [km/s] |
-39.4 ± 4.5 |
-100.3 ± 2.9 |
Wi [km/s] |
40.0 ± 1.1 |
63.9 ± 1.9 |
We [km/s] |
1264.7 ± 35.5 |
2021.2 ± 60.7 |
Ni [n/cc] |
3.2 ± 0.3 |
5.8 ± 1.0 |
Bx GSE [nT] |
-4.5 ± 0.2 |
-8.2 ± 0.8 |
By GSE [nT] |
1.6 ± 0.2 |
2.5 ± 1.9 |
Bz GSE [nT] |
1.9 ± 0.2 |
4.6 ± 0.2 |
Plasma Beta
|
0.410 ± 0.446
|
0.517 ± 0.570
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Sound Speed [km/s]
|
51.63 ± 1.45
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82.52 ± 2.48
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Alfven Speed [km/s]
|
63.15 ± 5.41
|
90.06 ± 10.46
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Best values of
shock
front normal for each method (About, Top)
Method |
Nx |
Ny |
Nz |
Theta [degrees] |
Phi [degrees] |
MC |
-0.879 ± 0.189 |
0.149 ± 0.718 |
-0.453 ± 0.419 |
-26.92 ± 18.65 |
170.38 ± 46.75 |
VC |
-0.553 ± 0.095 |
-0.282 ± 0.138 |
-0.784 ± 0.559 |
-51.64 ± 5.42 |
207.01 ± 13.88 |
MX1 |
-0.652 ± 0.112 |
-0.222 ± 0.082 |
-0.725 ± 0.559 |
-46.49 ± 9.12 |
198.85 ± 6.43 |
MX2 |
-0.653 ± 0.111 |
-0.217 ± 0.089 |
-0.725 ± 0.559 |
-46.50 ± 8.98 |
198.38 ± 7.11 |
MX3 |
-0.655 ± 0.110 |
-0.213 ± 0.098 |
-0.725 ± 0.559 |
-46.50 ± 8.83 |
198.01 ± 8.06 |
RH08 |
-0.884 ± 0.015 |
-0.229 ± 0.032 |
-0.408 ± 0.384 |
-24.07 ± 1.84 |
194.54 ± 2.03 |
RH09 |
-0.906 ± 0.030 |
-0.218 ± 0.068 |
-0.363 ± 0.346 |
-21.29 ± 4.04 |
193.54 ± 4.30 |
RH10 |
-0.906 ± 0.030 |
-0.218 ± 0.068 |
-0.363 ± 0.346 |
-21.29 ± 4.04 |
193.54 ± 4.30 |
Average |
-0.761 |
-0.181 |
-0.568 |
-35.588 |
194.281 |
Median |
-0.655 |
-0.218 |
-0.453 |
-26.925 |
198.012 |
Deviation |
0.146 |
0.135 |
0.187 |
13.261 |
10.597 |
Key shock
parameters (About, Top)
Method |
ThetaBn |
Shock Speed |
Compression |
MC |
49.8 ± 1.6 |
476.1 ± 8.5 |
1.98 ± 0.59 |
VC |
84.1 ± 1.4 |
416.2 ± 9.0 |
1.98 ± 0.59 |
MX1 |
76.7 ± 1.4 |
446.0 ± 8.9 |
1.98 ± 0.59 |
MX2 |
76.6 ± 1.4 |
446.3 ± 9.0 |
1.98 ± 0.59 |
MX3 |
76.4 ± 1.4 |
446.5 ± 9.0 |
1.98 ± 0.59 |
RH08 |
56.8 ± 1.5 |
499.3 ± 6.9 |
1.98 ± 0.59 |
RH09 |
54.1 ± 1.5 |
501.0 ± 6.6 |
1.98 ± 0.59 |
RH10 |
54.1 ± 1.5 |
501.0 ± 24.7 |
1.98 ± 0.59 |
Average |
66.1 |
466.5 |
1.98 |
Median |
76.4 |
476.1 |
1.98 |
Deviation |
13.6 |
32.3 |
0.00 |
Upstream wave speeds
and
mach numbers (About, Top)
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
MC |
136.4 ± 4.8 |
27.3 ± 0.5 |
40.8 ± 3.5 |
77.0 ± 3.7 |
5.00 ± 0.20 |
1.77 ± 0.07 |
VC |
169.5 ± 3.6 |
4.1 ± 0.1 |
6.5 ± 0.6 |
81.6 ± 3.7 |
41.43 ± 1.54 |
2.08 ± 0.11 |
MX1 |
167.0 ± 3.6 |
9.2 ± 0.2 |
14.5 ± 1.2 |
81.1 ± 3.7 |
18.17 ± 0.65 |
2.06 ± 0.10 |
MX2 |
166.8 ± 3.6 |
9.3 ± 0.2 |
14.7 ± 1.3 |
81.1 ± 3.7 |
17.91 ± 0.64 |
2.06 ± 0.10 |
MX3 |
166.7 ± 3.6 |
9.4 ± 0.2 |
14.8 ± 1.3 |
81.1 ± 3.7 |
17.70 ± 0.63 |
2.06 ± 0.10 |
RH8 |
146.1 ± 4.3 |
22.7 ± 0.4 |
34.6 ± 3.0 |
78.4 ± 3.7 |
6.44 ± 0.23 |
1.86 ± 0.08 |
RH9 |
141.7 ± 4.5 |
24.5 ± 0.5 |
37.1 ± 3.2 |
77.9 ± 3.7 |
5.78 ± 0.21 |
1.82 ± 0.08 |
RH10 |
141.7 ± 4.5 |
24.5 ± 0.5 |
37.1 ± 3.2 |
77.9 ± 3.7 |
5.78 ± 0.21 |
1.82 ± 0.08 |
Average |
154.5 |
16.4 |
25.0 |
79.5 |
14.8 |
1.9 |
Median |
166.7 |
22.7 |
34.6 |
81.1 |
17.7 |
2.1 |
Deviation |
14.2 |
9.2 |
13.6 |
1.9 |
12.3 |
0.1 |
Downstream wave speeds
and
mach numbers (About, Top)
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
MC |
75.6 ± 0.9 |
41.6 ± 2.0 |
58.2 ± 6.8 |
115.0 ± 7.5 |
1.82 ± 0.08 |
0.66 ± 0.04 |
VC |
92.3 ± 6.6 |
6.2 ± 0.3 |
9.2 ± 1.1 |
122.1 ± 7.8 |
14.83 ± 0.58 |
0.76 ± 0.02 |
MX1 |
90.7 ± 5.9 |
14.0 ± 0.7 |
20.6 ± 2.4 |
121.5 ± 7.7 |
6.48 ± 0.22 |
0.75 ± 0.02 |
MX2 |
90.6 ± 5.8 |
14.2 ± 0.7 |
20.9 ± 2.4 |
121.5 ± 7.7 |
6.39 ± 0.22 |
0.75 ± 0.02 |
MX3 |
90.5 ± 5.8 |
14.3 ± 0.7 |
21.2 ± 2.5 |
121.5 ± 7.7 |
6.31 ± 0.21 |
0.75 ± 0.02 |
RH8 |
79.3 ± 6.1 |
34.6 ± 1.7 |
49.3 ± 5.7 |
117.3 ± 7.6 |
2.29 ± 0.08 |
0.68 ± 0.01 |
RH9 |
77.0 ± 5.9 |
37.3 ± 1.8 |
52.8 ± 6.1 |
116.5 ± 7.6 |
2.06 ± 0.07 |
0.66 ± 0.01 |
RH10 |
77.0 ± 5.9 |
37.3 ± 1.8 |
52.8 ± 6.1 |
116.5 ± 7.6 |
2.06 ± 0.07 |
0.66 ± 0.01 |
Average |
84.1 |
25.0 |
35.6 |
119.0 |
5.3 |
0.7 |
Median |
90.5 |
34.6 |
49.3 |
121.5 |
6.3 |
0.7 |
Deviation |
7.5 |
14.0 |
19.4 |
2.9 |
4.4 |
0.0 |
Survey interval (About, Top)
![Survey of solar wind interval](wi_survey_00616.png)
Selected
data (About, Top)
Key plasma parameters
![Survey](wi_selvwnb_00616.png)
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Velocity
![V](wi_selv_00616.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_00616.png)
Theta Bn (About, Top)
![Theta Bn](wi_thetabn_00616.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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