Database: Wind Shock Analysis
Event ID: 20050160927
Observation time: 01/16/2005 16.39401 0927 [UT]
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![Wind spacecraft](../windsm.gif)
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General
Information (About, Top)
Year |
2005 |
Fractional day of year |
16.394010 |
Arrival time of shock [seconds of day] |
34042.5 ± 50.0 |
Shock type |
FF |
Electron data availability |
0 |
X GSE location of spacecraft [Re] |
256.950 |
Y GSE location of spacecraft [Re] |
6.411 |
Z GSE location of spacecraft [Re] |
19.420 |
Upstream plasma points selected for analysis |
0010 |
Upstream field points selected for analysis |
0303 |
Downstream plasma points selected for analysis |
0008
|
Downstream field points selected for analysis |
0260 |
Minimum chisq/dof for RH8,RH9,RH10 |
3.68, 10.66, 10.83 |
Event added to database
|
Mon Sep 23 15:39:17 2013
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Event last processed
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Tue Sep 24 15:44:24 2013
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Method selected
|
RH08
|
Propagation delay to Earth [minutes]
|
47.760 ± 0.343
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Asymptotic
plasma
parameters (About, Top)
Parameter
|
Upstream
|
Downstream
|
Vx GSE [km/s] |
-502.0 ± 5.7 |
-538.2 ± 2.8 |
Vy GSE [km/s] |
25.8 ± 4.2 |
28.2 ± 3.6 |
Vz GSE [km/s] |
3.6 ± 5.3 |
-33.8 ± 4.1 |
Wi [km/s] |
39.5 ± 3.4 |
49.1 ± 2.0 |
We [km/s] |
1247.5 ± 106.4 |
1551.7 ± 64.2 |
Ni [n/cc] |
2.9 ± 0.4 |
5.9 ± 0.3 |
Bx GSE [nT] |
4.9 ± 0.4 |
4.5 ± 0.4 |
By GSE [nT] |
2.3 ± 0.3 |
4.2 ± 0.6 |
Bz GSE [nT] |
-0.7 ± 0.7 |
-4.0 ± 0.1 |
Plasma Beta
|
0.338 ± 0.262
|
0.554 ± 0.557
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Sound Speed [km/s]
|
50.93 ± 4.34
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63.35 ± 2.62
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Alfven Speed [km/s]
|
71.15 ± 8.54
|
66.16 ± 2.22
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Best values of
shock
front normal for each method (About, Top)
Method |
Nx |
Ny |
Nz |
Theta [degrees] |
Phi [degrees] |
MC |
-0.952 ± 0.051 |
-0.301 ± 0.160 |
-0.057 ± 0.057 |
-3.26 ± 5.78 |
197.53 ± 9.60 |
VC |
-0.700 ± 0.086 |
0.055 ± 0.110 |
-0.712 ± 0.556 |
-45.42 ± 6.91 |
175.48 ± 8.96 |
MX1 |
-0.936 ± 0.036 |
-0.339 ± 0.095 |
-0.095 ± 0.095 |
-5.46 ± 7.09 |
199.90 ± 5.80 |
MX2 |
-0.922 ± 0.038 |
-0.368 ± 0.088 |
-0.125 ± 0.124 |
-7.16 ± 7.65 |
201.75 ± 5.47 |
MX3 |
-0.895 ± 0.065 |
-0.412 ± 0.130 |
-0.170 ± 0.169 |
-9.81 ± 9.73 |
204.71 ± 8.28 |
RH08 |
-0.999 ± 0.001 |
0.009 ± 0.017 |
0.050 ± 0.050 |
2.88 ± 0.72 |
179.50 ± 1.00 |
RH09 |
-0.998 ± 0.004 |
-0.061 ± 0.068 |
-0.017 ± 0.017 |
-0.96 ± 4.05 |
183.51 ± 3.91 |
RH10 |
-0.998 ± 0.004 |
-0.061 ± 0.068 |
-0.017 ± 0.017 |
-0.96 ± 4.05 |
183.51 ± 3.91 |
Average |
-0.925 |
-0.185 |
-0.143 |
-8.769 |
190.736 |
Median |
-0.936 |
-0.061 |
-0.057 |
-3.265 |
197.530 |
Deviation |
0.099 |
0.188 |
0.240 |
15.334 |
11.403 |
Key shock
parameters (About, Top)
Method |
ThetaBn |
Shock Speed |
Compression |
MC |
13.7 ± 7.1 |
539.0 ± 1.3 |
2.22 ± 0.09 |
VC |
59.1 ± 7.6 |
448.1 ± 2.0 |
2.22 ± 0.09 |
MX1 |
14.2 ± 7.5 |
531.1 ± 1.3 |
2.22 ± 0.09 |
MX2 |
15.2 ± 7.7 |
524.3 ± 1.4 |
2.22 ± 0.09 |
MX3 |
17.3 ± 7.8 |
510.4 ± 1.4 |
2.22 ± 0.09 |
RH08 |
26.8 ± 4.3 |
568.2 ± 1.2 |
2.22 ± 0.09 |
RH09 |
23.9 ± 5.2 |
569.8 ± 1.3 |
2.22 ± 0.09 |
RH10 |
23.9 ± 5.2 |
569.8 ± 11.3 |
2.22 ± 0.09 |
Average |
24.3 |
532.6 |
2.22 |
Median |
23.9 |
539.0 |
2.22 |
Deviation |
15.0 |
41.0 |
0.00 |
Upstream wave speeds
and
mach numbers (About, Top)
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
MC |
69.0 ± 6.5 |
47.3 ± 1.7 |
69.1 ± 8.3 |
73.9 ± 6.1 |
1.46 ± 0.14 |
0.94 ± 0.11 |
VC |
98.0 ± 5.2 |
21.7 ± 0.5 |
36.5 ± 4.4 |
85.1 ± 4.6 |
4.52 ± 0.25 |
1.15 ± 0.08 |
MX1 |
70.4 ± 6.5 |
47.1 ± 1.7 |
69.0 ± 8.3 |
74.0 ± 6.1 |
1.49 ± 0.15 |
0.96 ± 0.11 |
MX2 |
71.6 ± 6.6 |
46.8 ± 1.6 |
68.7 ± 8.2 |
74.3 ± 6.0 |
1.53 ± 0.15 |
0.97 ± 0.11 |
MX3 |
72.3 ± 6.6 |
45.9 ± 1.5 |
67.9 ± 8.2 |
74.8 ± 5.8 |
1.58 ± 0.15 |
0.97 ± 0.11 |
RH8 |
66.5 ± 5.7 |
41.5 ± 1.1 |
63.5 ± 7.6 |
77.4 ± 5.3 |
1.60 ± 0.14 |
0.86 ± 0.08 |
RH9 |
70.5 ± 5.9 |
42.9 ± 1.2 |
65.0 ± 7.8 |
76.6 ± 5.4 |
1.64 ± 0.14 |
0.92 ± 0.09 |
RH10 |
70.5 ± 5.9 |
42.9 ± 1.2 |
65.0 ± 7.8 |
76.6 ± 5.4 |
1.64 ± 0.14 |
0.92 ± 0.09 |
Average |
73.6 |
42.0 |
63.1 |
76.6 |
1.9 |
1.0 |
Median |
70.5 |
45.9 |
67.9 |
76.6 |
1.6 |
1.0 |
Deviation |
10.0 |
8.5 |
11.0 |
3.7 |
1.0 |
0.1 |
Downstream wave speeds
and
mach numbers (About, Top)
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
MC |
33.1 ± 2.5 |
56.2 ± 1.1 |
64.3 ± 2.2 |
72.3 ± 1.6 |
0.59 ± 0.04 |
0.46 ± 0.03 |
VC |
45.9 ± 3.2 |
24.3 ± 0.5 |
34.0 ± 1.1 |
88.4 ± 1.7 |
1.88 ± 0.13 |
0.52 ± 0.04 |
MX1 |
33.7 ± 2.4 |
55.9 ± 1.1 |
64.1 ± 2.2 |
72.6 ± 1.6 |
0.60 ± 0.04 |
0.46 ± 0.03 |
MX2 |
34.4 ± 2.4 |
55.3 ± 1.1 |
63.9 ± 2.1 |
73.0 ± 1.6 |
0.62 ± 0.04 |
0.47 ± 0.03 |
MX3 |
34.5 ± 2.3 |
54.0 ± 1.0 |
63.2 ± 2.1 |
74.0 ± 1.6 |
0.64 ± 0.04 |
0.47 ± 0.03 |
RH8 |
32.2 ± 2.9 |
47.8 ± 0.9 |
59.1 ± 2.0 |
78.2 ± 1.6 |
0.67 ± 0.06 |
0.41 ± 0.04 |
RH9 |
33.9 ± 2.8 |
49.7 ± 1.0 |
60.5 ± 2.0 |
77.0 ± 1.6 |
0.68 ± 0.05 |
0.44 ± 0.04 |
RH10 |
33.9 ± 2.8 |
49.7 ± 1.0 |
60.5 ± 2.0 |
77.0 ± 1.6 |
0.68 ± 0.05 |
0.44 ± 0.04 |
Average |
35.2 |
49.1 |
58.7 |
76.6 |
0.8 |
0.5 |
Median |
33.9 |
54.0 |
63.2 |
77.0 |
0.7 |
0.5 |
Deviation |
4.4 |
10.5 |
10.2 |
5.3 |
0.4 |
0.0 |
Survey interval (About, Top)
![Survey of solar wind interval](wi_survey_00386.png)
Selected
data (About, Top)
Key plasma parameters
![Survey](wi_selvwnb_00386.png)
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Velocity
![V](wi_selv_00386.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_00386.png)
Theta Bn (About, Top)
![Theta Bn](wi_thetabn_00386.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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