Database: Wind Shock Analysis
Event ID: 20010130225
Observation time: 01/13/2001 13.10113 0225 [UT]
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![Wind spacecraft](../windsm.gif)
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General
Information (About, Top)
Year |
2001 |
Fractional day of year |
13.101128 |
Arrival time of shock [seconds of day] |
8737.5 ± 3.0 |
Shock type |
FF |
Electron data availability |
0 |
X GSE location of spacecraft [Re] |
0.330 |
Y GSE location of spacecraft [Re] |
247.089 |
Z GSE location of spacecraft [Re] |
-17.530 |
Upstream plasma points selected for analysis |
0006 |
Upstream field points selected for analysis |
0190 |
Downstream plasma points selected for analysis |
0004
|
Downstream field points selected for analysis |
0133 |
Minimum chisq/dof for RH8,RH9,RH10 |
20.46, 46.53, 50.84 |
Event added to database
|
Mon Feb 14 11:11:57 2005
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Event last processed
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Mon Mar 30 20:20:50 2009
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Method selected
|
RH09
|
Propagation delay to Earth [minutes]
|
15.125 ± 4.491
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Asymptotic
plasma
parameters (About, Top)
Parameter
|
Upstream
|
Downstream
|
Vx GSE [km/s] |
-312.1 ± 3.7 |
-383.6 ± 7.7 |
Vy GSE [km/s] |
-33.0 ± 3.3 |
-87.2 ± 10.0 |
Vz GSE [km/s] |
-16.3 ± 2.3 |
59.7 ± 18.0 |
Wi [km/s] |
22.6 ± 3.6 |
63.2 ± 11.1 |
We [km/s] |
713.2 ± 115.2 |
1998.6 ± 350.2 |
Ni [n/cc] |
1.5 ± 0.2 |
4.2 ± 0.6 |
Bx GSE [nT] |
-4.9 ± 0.1 |
-6.7 ± 0.3 |
By GSE [nT] |
3.2 ± 0.2 |
12.1 ± 0.2 |
Bz GSE [nT] |
2.8 ± 0.1 |
3.3 ± 0.3 |
Plasma Beta
|
0.040 ± 0.038
|
0.185 ± 0.206
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Sound Speed [km/s]
|
29.12 ± 4.70
|
81.59 ± 14.30
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Alfven Speed [km/s]
|
116.82 ± 8.36
|
153.27 ± 15.75
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Best values of
shock
front normal for each method (About, Top)
Method |
Nx |
Ny |
Nz |
Theta [degrees] |
Phi [degrees] |
MC |
-0.834 ± 0.021 |
-0.205 ± 0.029 |
0.512 ± 0.462 |
30.79 ± 2.27 |
193.79 ± 1.96 |
VC |
-0.613 ± 0.080 |
-0.463 ± 0.082 |
0.640 ± 0.534 |
39.77 ± 6.90 |
217.05 ± 6.26 |
MX1 |
-0.735 ± 0.058 |
-0.192 ± 0.033 |
0.650 ± 0.538 |
40.56 ± 5.22 |
194.67 ± 2.29 |
MX2 |
-0.713 ± 0.063 |
-0.190 ± 0.034 |
0.675 ± 0.547 |
42.46 ± 5.52 |
194.89 ± 2.37 |
MX3 |
-0.699 ± 0.067 |
-0.188 ± 0.035 |
0.690 ± 0.551 |
43.65 ± 5.70 |
195.03 ± 2.44 |
RH08 |
-0.806 ± 0.032 |
-0.209 ± 0.011 |
0.553 ± 0.488 |
33.58 ± 3.46 |
194.54 ± 0.51 |
RH09 |
-0.720 ± 0.049 |
-0.200 ± 0.060 |
0.665 ± 0.543 |
41.67 ± 4.13 |
195.54 ± 4.66 |
RH10 |
-0.751 ± 0.047 |
-0.195 ± 0.064 |
0.631 ± 0.530 |
39.14 ± 4.11 |
194.54 ± 4.81 |
Average |
-0.734 |
-0.230 |
0.627 |
38.954 |
197.506 |
Median |
-0.720 |
-0.195 |
0.650 |
40.561 |
194.885 |
Deviation |
0.068 |
0.094 |
0.062 |
4.481 |
7.913 |
Key shock
parameters (About, Top)
Method |
ThetaBn |
Shock Speed |
Compression |
MC |
41.3 ± 2.3 |
427.9 ± 23.4 |
2.81 ± 0.53 |
VC |
59.3 ± 2.3 |
384.0 ± 27.5 |
2.81 ± 0.53 |
MX1 |
42.2 ± 2.3 |
398.0 ± 24.4 |
2.81 ± 0.53 |
MX2 |
42.6 ± 2.3 |
390.5 ± 24.5 |
2.81 ± 0.53 |
MX3 |
42.9 ± 2.2 |
385.6 ± 24.6 |
2.81 ± 0.53 |
RH08 |
41.8 ± 2.3 |
421.9 ± 23.8 |
2.81 ± 0.53 |
RH09 |
43.0 ± 2.3 |
394.0 ± 24.6 |
2.81 ± 0.53 |
RH10 |
42.0 ± 2.3 |
403.3 ± 24.2 |
2.81 ± 0.53 |
Average |
44.4 |
400.7 |
2.81 |
Median |
42.6 |
398.0 |
2.81 |
Deviation |
6.0 |
16.3 |
0.00 |
Upstream wave speeds
and
mach numbers (About, Top)
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
MC |
169.1 ± 4.0 |
21.5 ± 3.3 |
87.7 ± 6.3 |
118.5 ± 7.9 |
8.03 ± 1.37 |
1.43 ± 0.13 |
VC |
187.7 ± 3.5 |
14.5 ± 2.2 |
59.7 ± 4.3 |
119.6 ± 7.6 |
13.22 ± 2.15 |
1.58 ± 0.13 |
MX1 |
172.9 ± 3.9 |
21.2 ± 3.3 |
86.5 ± 6.2 |
118.6 ± 7.9 |
8.33 ± 1.42 |
1.46 ± 0.13 |
MX2 |
172.7 ± 3.8 |
21.1 ± 3.3 |
86.0 ± 6.2 |
118.6 ± 7.8 |
8.37 ± 1.42 |
1.46 ± 0.13 |
MX3 |
172.5 ± 3.8 |
21.0 ± 3.3 |
85.6 ± 6.1 |
118.6 ± 7.8 |
8.40 ± 1.43 |
1.46 ± 0.13 |
RH8 |
172.4 ± 4.0 |
21.4 ± 3.3 |
87.1 ± 6.2 |
118.6 ± 7.9 |
8.25 ± 1.40 |
1.46 ± 0.13 |
RH9 |
173.6 ± 3.8 |
20.9 ± 3.3 |
85.5 ± 6.1 |
118.6 ± 7.8 |
8.47 ± 1.44 |
1.47 ± 0.13 |
RH10 |
172.9 ± 3.9 |
21.3 ± 3.3 |
86.8 ± 6.2 |
118.6 ± 7.9 |
8.30 ± 1.41 |
1.46 ± 0.13 |
Average |
174.2 |
20.4 |
83.1 |
118.7 |
8.9 |
1.5 |
Median |
172.9 |
21.2 |
86.5 |
118.6 |
8.4 |
1.5 |
Deviation |
5.6 |
2.4 |
9.5 |
0.4 |
1.7 |
0.0 |
Downstream wave speeds
and
mach numbers (About, Top)
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
MC |
59.5 ± 9.9 |
56.6 ± 7.9 |
115.1 ± 11.8 |
164.7 ± 11.4 |
1.08 ± 0.33 |
0.36 ± 0.04 |
VC |
70.1 ± 10.4 |
37.2 ± 4.7 |
78.3 ± 8.0 |
170.3 ± 9.9 |
1.93 ± 0.50 |
0.41 ± 0.06 |
MX1 |
60.4 ± 11.7 |
55.8 ± 7.7 |
113.5 ± 11.7 |
165.0 ± 11.3 |
1.12 ± 0.37 |
0.37 ± 0.06 |
MX2 |
60.1 ± 12.1 |
55.4 ± 7.6 |
112.8 ± 11.6 |
165.2 ± 11.2 |
1.12 ± 0.37 |
0.36 ± 0.06 |
MX3 |
59.9 ± 12.3 |
55.1 ± 7.6 |
112.3 ± 11.5 |
165.3 ± 11.2 |
1.13 ± 0.38 |
0.36 ± 0.06 |
RH8 |
61.3 ± 10.4 |
56.1 ± 7.8 |
114.2 ± 11.7 |
164.9 ± 11.3 |
1.13 ± 0.35 |
0.37 ± 0.05 |
RH9 |
60.8 ± 11.9 |
55.0 ± 7.6 |
112.1 ± 11.5 |
165.3 ± 11.2 |
1.14 ± 0.37 |
0.37 ± 0.06 |
RH10 |
60.6 ± 11.5 |
56.0 ± 7.8 |
113.9 ± 11.7 |
165.0 ± 11.3 |
1.12 ± 0.36 |
0.37 ± 0.06 |
Average |
61.6 |
53.4 |
109.0 |
165.7 |
1.2 |
0.4 |
Median |
60.6 |
55.8 |
113.5 |
165.2 |
1.1 |
0.4 |
Deviation |
3.5 |
6.6 |
12.5 |
1.9 |
0.3 |
0.0 |
Survey interval (About, Top)
![Survey of solar wind interval](wi_survey_00201.png)
Selected
data (About, Top)
Key plasma parameters
![Survey](wi_selvwnb_00201.png)
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Velocity
![V](wi_selv_00201.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_00201.png)
Theta Bn (About, Top)
![Theta Bn](wi_thetabn_00201.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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