Database: Wind Shock Analysis
Event ID: 20131032213
Observation time: 04/13/2013 103.92595 2213 [UT]
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![Wind spacecraft](../windsm.gif)
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General
Information (About, Top)
Year |
2013 |
Fractional day of year |
103.925955 |
Arrival time of shock [seconds of day] |
80002.5 ± 20.0 |
Shock type |
FF |
Electron data availability |
0 |
X GSE location of spacecraft [Re] |
259.810 |
Y GSE location of spacecraft [Re] |
29.624 |
Z GSE location of spacecraft [Re] |
19.879 |
Upstream plasma points selected for analysis |
0006 |
Upstream field points selected for analysis |
0213 |
Downstream plasma points selected for analysis |
0004
|
Downstream field points selected for analysis |
0138 |
Minimum chisq/dof for RH8,RH9,RH10 |
11.42, 25.22, 34.36 |
Event added to database
|
Tue Oct 8 15:22:18 2013
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Event last processed
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Tue Oct 8 16:53:42 2013
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Method selected
|
RH08
|
Propagation delay to Earth [minutes]
|
38.054 ± 9.716
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Asymptotic
plasma
parameters (About, Top)
Parameter
|
Upstream
|
Downstream
|
Vx GSE [km/s] |
-367.8 ± 4.1 |
-463.9 ± 18.1 |
Vy GSE [km/s] |
-6.5 ± 6.1 |
-10.1 ± 8.5 |
Vz GSE [km/s] |
-2.4 ± 4.9 |
81.0 ± 7.3 |
Wi [km/s] |
29.5 ± 5.4 |
40.4 ± 4.3 |
We [km/s] |
932.9 ± 170.8 |
1277.5 ± 135.3 |
Ni [n/cc] |
3.6 ± 0.3 |
8.5 ± 0.6 |
Bx GSE [nT] |
-2.7 ± 0.4 |
-1.6 ± 2.2 |
By GSE [nT] |
2.8 ± 0.3 |
9.8 ± 2.1 |
Bz GSE [nT] |
0.3 ± 0.5 |
-2.0 ± 1.6 |
Plasma Beta
|
0.471 ± 0.525
|
0.283 ± 0.227
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Sound Speed [km/s]
|
38.09 ± 6.97
|
52.16 ± 5.53
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Alfven Speed [km/s]
|
44.95 ± 3.79
|
78.77 ± 8.02
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Best values of
shock
front normal for each method (About, Top)
Method |
Nx |
Ny |
Nz |
Theta [degrees] |
Phi [degrees] |
MC |
-0.880 ± 0.101 |
0.356 ± 0.144 |
0.316 ± 0.305 |
18.40 ± 16.42 |
157.98 ± 9.10 |
VC |
-0.752 ± 0.082 |
-0.018 ± 0.082 |
0.658 ± 0.541 |
41.18 ± 7.17 |
181.38 ± 6.26 |
MX1 |
-0.814 ± 0.060 |
0.323 ± 0.059 |
0.482 ± 0.441 |
28.81 ± 7.15 |
158.36 ± 3.87 |
MX2 |
-0.771 ± 0.033 |
0.308 ± 0.042 |
0.558 ± 0.491 |
33.88 ± 3.23 |
158.21 ± 3.00 |
MX3 |
-0.754 ± 0.031 |
0.302 ± 0.042 |
0.584 ± 0.506 |
35.71 ± 2.77 |
158.14 ± 3.11 |
RH08 |
-0.688 ± 0.019 |
0.457 ± 0.023 |
0.564 ± 0.495 |
34.35 ± 1.58 |
146.41 ± 1.79 |
RH09 |
-0.094 ± 0.068 |
0.471 ± 0.059 |
0.877 ± 0.514 |
61.29 ± 3.83 |
101.28 ± 8.10 |
RH10 |
-0.292 ± 0.067 |
0.542 ± 0.058 |
0.788 ± 0.559 |
51.97 ± 3.95 |
118.33 ± 6.51 |
Average |
-0.631 |
0.343 |
0.603 |
38.200 |
147.509 |
Median |
-0.752 |
0.356 |
0.584 |
35.715 |
158.136 |
Deviation |
0.281 |
0.170 |
0.175 |
13.372 |
25.611 |
Key shock
parameters (About, Top)
Method |
ThetaBn |
Shock Speed |
Compression |
MC |
28.5 ± 4.7 |
514.9 ± 5.3 |
2.34 ± 0.38 |
VC |
56.5 ± 6.7 |
496.9 ± 5.2 |
2.34 ± 0.38 |
MX1 |
34.3 ± 6.5 |
502.0 ± 4.9 |
2.34 ± 0.38 |
MX2 |
37.6 ± 7.2 |
488.5 ± 4.6 |
2.34 ± 0.38 |
MX3 |
38.9 ± 7.4 |
482.7 ± 4.5 |
2.34 ± 0.38 |
RH08 |
32.4 ± 8.3 |
441.5 ± 3.8 |
2.34 ± 0.38 |
RH09 |
61.9 ± 8.6 |
168.4 ± 2.5 |
2.34 ± 0.38 |
RH10 |
49.3 ± 8.8 |
264.7 ± 10.1 |
2.34 ± 0.38 |
Average |
42.4 |
419.9 |
2.34 |
Median |
38.9 |
488.5 |
2.34 |
Deviation |
12.1 |
129.9 |
0.00 |
Upstream wave speeds
and
mach numbers (About, Top)
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
MC |
194.5 ± 3.6 |
28.6 ± 3.3 |
39.5 ± 3.3 |
51.9 ± 1.0 |
6.87 ± 0.85 |
3.75 ± 0.09 |
VC |
221.6 ± 6.0 |
16.4 ± 1.6 |
24.8 ± 2.1 |
57.0 ± 1.9 |
13.65 ± 1.24 |
3.89 ± 0.11 |
MX1 |
205.7 ± 4.0 |
26.3 ± 2.9 |
37.1 ± 3.1 |
53.2 ± 1.2 |
7.92 ± 0.90 |
3.87 ± 0.10 |
MX2 |
208.4 ± 4.1 |
24.9 ± 2.7 |
35.6 ± 3.0 |
53.8 ± 1.3 |
8.46 ± 0.93 |
3.87 ± 0.10 |
MX3 |
208.9 ± 4.2 |
24.3 ± 2.6 |
35.0 ± 3.0 |
54.1 ± 1.4 |
8.67 ± 0.94 |
3.86 ± 0.10 |
RH8 |
192.9 ± 3.3 |
27.0 ± 3.0 |
37.9 ± 3.2 |
52.8 ± 1.1 |
7.21 ± 0.86 |
3.66 ± 0.09 |
RH9 |
139.1 ± 2.2 |
13.8 ± 1.3 |
21.2 ± 1.8 |
57.7 ± 2.0 |
10.17 ± 1.03 |
2.41 ± 0.08 |
RH10 |
162.6 ± 2.4 |
19.7 ± 2.0 |
29.3 ± 2.5 |
55.9 ± 1.7 |
8.34 ± 0.91 |
2.91 ± 0.09 |
Average |
191.7 |
22.6 |
32.6 |
54.5 |
8.9 |
3.5 |
Median |
205.7 |
24.9 |
35.6 |
54.1 |
8.5 |
3.9 |
Deviation |
27.5 |
5.4 |
6.7 |
2.1 |
2.2 |
0.6 |
Downstream wave speeds
and
mach numbers (About, Top)
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
MC |
84.9 ± 11.1 |
42.4 ± 2.3 |
69.2 ± 7.0 |
84.7 ± 4.8 |
2.00 ± 0.17 |
1.01 ± 0.19 |
VC |
94.3 ± 9.0 |
24.6 ± 0.9 |
43.5 ± 4.4 |
91.5 ± 3.6 |
3.83 ± 0.25 |
1.03 ± 0.14 |
MX1 |
88.4 ± 9.0 |
39.1 ± 1.9 |
65.1 ± 6.6 |
86.3 ± 4.5 |
2.26 ± 0.15 |
1.03 ± 0.16 |
MX2 |
88.9 ± 7.8 |
37.1 ± 1.7 |
62.4 ± 6.3 |
87.2 ± 4.3 |
2.40 ± 0.13 |
1.02 ± 0.14 |
MX3 |
88.9 ± 7.4 |
36.3 ± 1.6 |
61.3 ± 6.2 |
87.5 ± 4.2 |
2.45 ± 0.12 |
1.02 ± 0.13 |
RH8 |
81.4 ± 5.5 |
40.2 ± 2.0 |
66.5 ± 6.8 |
85.8 ± 4.6 |
2.03 ± 0.09 |
0.95 ± 0.11 |
RH9 |
58.6 ± 8.6 |
20.8 ± 0.7 |
37.1 ± 3.8 |
92.5 ± 3.5 |
2.83 ± 0.48 |
0.63 ± 0.07 |
RH10 |
70.8 ± 5.4 |
29.5 ± 1.2 |
51.4 ± 5.2 |
90.1 ± 3.8 |
2.40 ± 0.25 |
0.78 ± 0.03 |
Average |
82.0 |
33.7 |
57.1 |
88.2 |
2.5 |
0.9 |
Median |
88.4 |
37.1 |
62.4 |
87.5 |
2.4 |
1.0 |
Deviation |
11.8 |
7.8 |
11.7 |
2.8 |
0.6 |
0.1 |
Survey interval (About, Top)
![Survey of solar wind interval](wi_survey_00600.png)
Selected
data (About, Top)
Key plasma parameters
![Survey](wi_selvwnb_00600.png)
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Velocity
![V](wi_selv_00600.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_00600.png)
Theta Bn (About, Top)
![Theta Bn](wi_thetabn_00600.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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