Database: Wind Shock Analysis
Event ID: 20022132309
Observation time: 08/01/2002 213.96467 2309 [UT]
|
|
General
Information (About, Top)
| Year |
2002 |
| Fractional day of year |
213.964670 |
| Arrival time of shock [seconds of day] |
83347.5 ± 3.0 |
| Shock type |
FF |
| Electron data availability |
0 |
X GSE location of spacecraft [Re] |
18.844 |
| Y GSE location of spacecraft [Re] |
85.972 |
| Z GSE location of spacecraft [Re] |
4.712 |
| Upstream plasma points selected for analysis |
0006 |
| Upstream field points selected for analysis |
0212 |
| Downstream plasma points selected for analysis |
0005
|
| Downstream field points selected for analysis |
0172 |
| Minimum chisq/dof for RH8,RH9,RH10 |
15.25, 71.65, 75.31 |
Event added to database
|
Sat Mar 12 23:14:20 2005
|
Event last processed
|
Mon Mar 30 23:45:17 2009
|
Method selected
|
RH08
|
Propagation delay to Earth [minutes]
|
4.807 ± 0.240
|
Asymptotic
plasma
parameters (About, Top)
|
Parameter
|
Upstream
|
Downstream
|
| Vx GSE [km/s] |
-435.4 ± 1.4 |
-471.0 ± 1.5 |
| Vy GSE [km/s] |
-1.8 ± 0.5 |
1.2 ± 2.3 |
| Vz GSE [km/s] |
-4.3 ± 0.4 |
-15.6 ± 1.3 |
| Wi [km/s] |
15.2 ± 0.4 |
23.8 ± 0.7 |
| We [km/s] |
482.0 ± 12.4 |
752.0 ± 21.0 |
| Ni [n/cc] |
12.1 ± 0.1 |
23.7 ± 0.9 |
| Bx GSE [nT] |
-4.0 ± 0.3 |
-4.3 ± 0.3 |
| By GSE [nT] |
-5.0 ± 0.3 |
-13.2 ± 0.1 |
| Bz GSE [nT] |
5.0 ± 0.3 |
6.4 ± 0.5 |
Plasma Beta
|
0.090 ± 0.091
|
0.121 ± 0.118
|
Sound Speed [km/s]
|
19.68 ± 0.51
|
30.70 ± 0.86
|
Alfven Speed [km/s]
|
50.74 ± 0.38
|
68.56 ± 2.26
|
Best values of
shock
front normal for each method (About, Top)
| Method |
Nx |
Ny |
Nz |
Theta [degrees] |
Phi [degrees] |
| MC |
-0.684 ± 0.088 |
0.150 ± 0.067 |
0.714 ± 0.557 |
45.55 ± 7.13 |
167.65 ± 5.41 |
| VC |
-0.950 ± 0.013 |
0.079 ± 0.054 |
-0.302 ± 0.293 |
-17.59 ± 2.36 |
175.24 ± 3.24 |
| MX1 |
-0.975 ± 0.018 |
0.005 ± 0.045 |
-0.223 ± 0.219 |
-12.86 ± 4.72 |
179.73 ± 2.62 |
| MX2 |
-0.966 ± 0.017 |
-0.003 ± 0.047 |
-0.258 ± 0.253 |
-14.98 ± 3.79 |
180.16 ± 2.76 |
| MX3 |
-0.959 ± 0.015 |
-0.008 ± 0.048 |
-0.285 ± 0.277 |
-16.55 ± 3.08 |
180.51 ± 2.89 |
| RH08 |
-0.964 ± 0.004 |
-0.042 ± 0.009 |
-0.263 ± 0.256 |
-15.22 ± 0.89 |
182.51 ± 0.54 |
| RH09 |
-0.959 ± 0.020 |
-0.076 ± 0.070 |
-0.274 ± 0.267 |
-15.89 ± 4.01 |
184.51 ± 4.20 |
| RH10 |
-0.959 ± 0.020 |
-0.076 ± 0.070 |
-0.274 ± 0.267 |
-15.89 ± 4.01 |
184.51 ± 4.20 |
| Average |
-0.927 |
0.004 |
-0.146 |
-7.928 |
179.352 |
| Median |
-0.959 |
-0.003 |
-0.263 |
-15.223 |
180.506 |
| Deviation |
0.098 |
0.077 |
0.348 |
21.652 |
5.596 |
Key shock
parameters (About, Top)
| Method |
ThetaBn |
Shock Speed |
Compression |
| MC |
46.8 ± 2.6 |
327.9 ± 5.2 |
1.97 ± 0.08 |
| VC |
76.5 ± 2.8 |
491.9 ± 5.6 |
1.97 ± 0.08 |
| MX1 |
70.0 ± 2.8 |
502.1 ± 5.5 |
1.97 ± 0.08 |
| MX2 |
71.4 ± 2.8 |
498.6 ± 5.4 |
1.97 ± 0.08 |
| MX3 |
72.4 ± 2.8 |
495.5 ± 5.4 |
1.97 ± 0.08 |
| RH08 |
70.1 ± 2.8 |
497.4 ± 5.3 |
1.97 ± 0.08 |
| RH09 |
69.4 ± 2.9 |
494.7 ± 5.1 |
1.97 ± 0.08 |
| RH10 |
69.4 ± 2.9 |
494.7 ± 5.1 |
1.97 ± 0.08 |
| Average |
68.3 |
475.3 |
1.97 |
| Median |
70.1 |
495.5 |
1.97 |
| Deviation |
9.0 |
59.7 |
0.00 |
Upstream wave speeds
and
mach numbers (About, Top)
|
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
| MC |
33.4 ± 0.8 |
12.9 ± 0.3 |
34.7 ± 0.3 |
52.9 ± 0.3 |
2.58 ± 0.05 |
0.63 ± 0.02 |
| VC |
77.1 ± 1.4 |
4.3 ± 0.1 |
11.9 ± 0.1 |
54.3 ± 0.3 |
17.89 ± 0.33 |
1.42 ± 0.03 |
| MX1 |
76.7 ± 1.4 |
6.3 ± 0.1 |
17.3 ± 0.1 |
54.1 ± 0.3 |
12.17 ± 0.23 |
1.42 ± 0.03 |
| MX2 |
76.9 ± 1.4 |
5.9 ± 0.1 |
16.2 ± 0.1 |
54.1 ± 0.3 |
13.05 ± 0.24 |
1.42 ± 0.03 |
| MX3 |
76.9 ± 1.4 |
5.6 ± 0.1 |
15.4 ± 0.1 |
54.1 ± 0.3 |
13.78 ± 0.26 |
1.42 ± 0.03 |
| RH8 |
76.5 ± 1.4 |
6.3 ± 0.1 |
17.3 ± 0.1 |
54.1 ± 0.3 |
12.19 ± 0.23 |
1.42 ± 0.03 |
| RH9 |
75.9 ± 1.4 |
6.5 ± 0.1 |
17.8 ± 0.1 |
54.0 ± 0.3 |
11.71 ± 0.22 |
1.41 ± 0.03 |
| RH10 |
75.9 ± 1.4 |
6.5 ± 0.1 |
17.8 ± 0.1 |
54.0 ± 0.3 |
11.71 ± 0.22 |
1.41 ± 0.03 |
| Average |
71.2 |
6.8 |
18.5 |
53.9 |
11.9 |
1.3 |
| Median |
76.7 |
6.3 |
17.3 |
54.1 |
12.2 |
1.4 |
| Deviation |
15.3 |
2.6 |
6.8 |
0.4 |
4.3 |
0.3 |
Downstream wave speeds
and
mach numbers (About, Top)
|
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
| MC |
16.6 ± 2.2 |
19.9 ± 0.5 |
46.9 ± 1.5 |
72.5 ± 2.1 |
0.84 ± 0.12 |
0.23 ± 0.04 |
| VC |
39.6 ± 1.4 |
6.6 ± 0.2 |
16.1 ± 0.5 |
74.8 ± 2.1 |
6.01 ± 0.30 |
0.53 ± 0.03 |
| MX1 |
39.4 ± 1.3 |
9.6 ± 0.2 |
23.4 ± 0.8 |
74.5 ± 2.1 |
4.09 ± 0.20 |
0.53 ± 0.03 |
| MX2 |
39.5 ± 1.3 |
9.0 ± 0.2 |
21.9 ± 0.7 |
74.6 ± 2.1 |
4.39 ± 0.21 |
0.53 ± 0.03 |
| MX3 |
39.6 ± 1.2 |
8.5 ± 0.2 |
20.8 ± 0.7 |
74.6 ± 2.1 |
4.64 ± 0.22 |
0.53 ± 0.03 |
| RH8 |
39.3 ± 1.2 |
9.6 ± 0.2 |
23.3 ± 0.8 |
74.5 ± 2.1 |
4.10 ± 0.19 |
0.53 ± 0.03 |
| RH9 |
38.9 ± 1.1 |
9.9 ± 0.2 |
24.1 ± 0.8 |
74.5 ± 2.1 |
3.92 ± 0.18 |
0.52 ± 0.03 |
| RH10 |
38.9 ± 1.1 |
9.9 ± 0.2 |
24.1 ± 0.8 |
74.5 ± 2.1 |
3.92 ± 0.18 |
0.52 ± 0.03 |
| Average |
36.5 |
10.4 |
25.1 |
74.3 |
4.0 |
0.5 |
| Median |
39.4 |
9.6 |
23.4 |
74.5 |
4.1 |
0.5 |
| Deviation |
8.0 |
4.0 |
9.2 |
0.8 |
1.4 |
0.1 |
Survey interval (About, Top)
Selected
data (About, Top)
|
Key plasma parameters
|
Velocity
|
Magnetic Field
|
Simple
Methods
(About, Top)
Rankine Chi^2
Contour (About, Top)
Shock
Speed (About, Top)
Theta Bn (About, Top)
Mach Numbers (About, Top)
Page updated Fri Jun 13 11:06:02 2014
Michael L Stevens
(mstevens@cfa.harvard.edu)
| 
