Database: Wind Shock Analysis
Event ID: 20123310432
Observation time: 11/26/2012 331.18946 0432 [UT]
|
|
General
Information (About, Top)
| Year |
2012 |
| Fractional day of year |
331.189462 |
| Arrival time of shock [seconds of day] |
16369.5 ± 20.0 |
| Shock type |
FF |
| Electron data availability |
0 |
X GSE location of spacecraft [Re] |
238.582 |
| Y GSE location of spacecraft [Re] |
-80.109 |
| Z GSE location of spacecraft [Re] |
17.223 |
| Upstream plasma points selected for analysis |
0004 |
| Upstream field points selected for analysis |
0115 |
| Downstream plasma points selected for analysis |
0004
|
| Downstream field points selected for analysis |
0153 |
| Minimum chisq/dof for RH8,RH9,RH10 |
12.66, 20.96, 24.57 |
Event added to database
|
Tue Oct 8 16:03:23 2013
|
Event last processed
|
Tue Oct 8 17:43:30 2013
|
Method selected
|
RH08
|
Propagation delay to Earth [minutes]
|
42.077 ± 0.651
|
Asymptotic
plasma
parameters (About, Top)
|
Parameter
|
Upstream
|
Downstream
|
| Vx GSE [km/s] |
-451.9 ± 6.4 |
-518.9 ± 3.3 |
| Vy GSE [km/s] |
-8.3 ± 5.4 |
-17.1 ± 7.3 |
| Vz GSE [km/s] |
-2.6 ± 10.2 |
27.8 ± 6.7 |
| Wi [km/s] |
36.2 ± 2.9 |
45.4 ± 1.6 |
| We [km/s] |
1144.2 ± 93.1 |
1434.1 ± 50.3 |
| Ni [n/cc] |
3.1 ± 0.4 |
6.5 ± 0.8 |
| Bx GSE [nT] |
1.9 ± 0.8 |
3.3 ± 0.6 |
| By GSE [nT] |
-4.4 ± 0.5 |
-5.7 ± 1.3 |
| Bz GSE [nT] |
0.3 ± 1.3 |
6.7 ± 0.7 |
Plasma Beta
|
0.361 ± 0.411
|
0.311 ± 0.330
|
Sound Speed [km/s]
|
46.71 ± 3.80
|
58.55 ± 2.05
|
Alfven Speed [km/s]
|
61.54 ± 7.81
|
81.77 ± 4.55
|
Best values of
shock
front normal for each method (About, Top)
| Method |
Nx |
Ny |
Nz |
Theta [degrees] |
Phi [degrees] |
| MC |
-0.379 ± 0.162 |
0.891 ± 0.079 |
0.251 ± 0.245 |
14.52 ± 9.53 |
113.05 ± 10.37 |
| VC |
-0.907 ± 0.053 |
-0.119 ± 0.106 |
0.403 ± 0.380 |
23.76 ± 7.41 |
187.46 ± 6.67 |
| MX1 |
-0.897 ± 0.282 |
0.393 ± 0.642 |
0.203 ± 0.200 |
11.68 ± 7.39 |
156.33 ± 41.00 |
| MX2 |
-0.975 ± 0.024 |
0.037 ± 0.115 |
0.219 ± 0.215 |
12.65 ± 6.05 |
177.82 ± 6.74 |
| MX3 |
-0.977 ± 0.024 |
-0.073 ± 0.115 |
0.199 ± 0.196 |
11.45 ± 6.62 |
184.25 ± 6.74 |
| RH08 |
-0.998 ± 0.002 |
-0.044 ± 0.024 |
0.050 ± 0.050 |
2.88 ± 1.78 |
182.51 ± 1.36 |
| RH09 |
-0.997 ± 0.006 |
-0.079 ± 0.068 |
-0.028 ± 0.028 |
-1.60 ± 4.06 |
184.51 ± 3.91 |
| RH10 |
-0.997 ± 0.006 |
-0.079 ± 0.068 |
-0.028 ± 0.028 |
-1.60 ± 4.06 |
184.51 ± 3.91 |
| Average |
-0.891 |
0.116 |
0.159 |
9.219 |
171.306 |
| Median |
-0.975 |
-0.044 |
0.203 |
11.684 |
184.254 |
| Deviation |
0.211 |
0.354 |
0.150 |
8.757 |
25.531 |
Key shock
parameters (About, Top)
| Method |
ThetaBn |
Shock Speed |
Compression |
| MC |
19.7 ± 12.8 |
212.1 ± 5.2 |
2.09 ± 0.17 |
| VC |
78.0 ± 4.1 |
553.1 ± 5.5 |
2.09 ± 0.17 |
| MX1 |
47.8 ± 4.3 |
522.9 ± 6.4 |
2.09 ± 0.17 |
| MX2 |
67.6 ± 5.0 |
579.5 ± 5.8 |
2.09 ± 0.17 |
| MX3 |
73.5 ± 5.4 |
581.9 ± 5.5 |
2.09 ± 0.17 |
| RH08 |
71.0 ± 7.1 |
586.4 ± 5.4 |
2.09 ± 0.17 |
| RH09 |
72.6 ± 8.2 |
581.8 ± 5.1 |
2.09 ± 0.17 |
| RH10 |
72.6 ± 8.2 |
581.8 ± 19.8 |
2.09 ± 0.17 |
| Average |
62.9 |
524.9 |
2.09 |
| Median |
72.6 |
581.8 |
2.09 |
| Deviation |
19.7 |
128.2 |
0.00 |
Upstream wave speeds
and
mach numbers (About, Top)
|
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
| MC |
48.8 ± 6.9 |
41.2 ± 2.9 |
57.9 ± 7.4 |
65.5 ± 6.7 |
1.19 ± 0.17 |
0.76 ± 0.17 |
| VC |
143.1 ± 7.9 |
7.7 ± 0.5 |
12.8 ± 1.6 |
77.0 ± 6.5 |
18.66 ± 2.07 |
1.87 ± 0.24 |
| MX1 |
121.3 ± 6.7 |
26.5 ± 1.8 |
41.4 ± 5.2 |
72.8 ± 6.4 |
4.61 ± 0.50 |
1.68 ± 0.22 |
| MX2 |
139.7 ± 7.2 |
14.3 ± 1.0 |
23.5 ± 3.0 |
76.1 ± 6.5 |
9.80 ± 1.07 |
1.85 ± 0.23 |
| MX3 |
140.1 ± 7.2 |
10.6 ± 0.7 |
17.5 ± 2.2 |
76.7 ± 6.5 |
13.26 ± 1.45 |
1.84 ± 0.23 |
| RH8 |
135.2 ± 6.6 |
12.2 ± 0.8 |
20.1 ± 2.5 |
76.4 ± 6.5 |
11.14 ± 1.22 |
1.78 ± 0.21 |
| RH9 |
130.7 ± 6.5 |
11.1 ± 0.8 |
18.4 ± 2.3 |
76.6 ± 6.5 |
11.79 ± 1.30 |
1.72 ± 0.20 |
| RH10 |
130.7 ± 6.5 |
11.1 ± 0.8 |
18.4 ± 2.3 |
76.6 ± 6.5 |
11.79 ± 1.30 |
1.72 ± 0.20 |
| Average |
123.7 |
16.9 |
26.2 |
74.7 |
10.3 |
1.7 |
| Median |
135.2 |
12.2 |
20.1 |
76.6 |
11.8 |
1.8 |
| Deviation |
31.0 |
11.3 |
15.4 |
4.0 |
5.3 |
0.4 |
Downstream wave speeds
and
mach numbers (About, Top)
|
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
| MC |
23.7 ± 6.1 |
52.5 ± 1.2 |
77.0 ± 4.3 |
85.8 ± 3.7 |
0.45 ± 0.12 |
0.28 ± 0.08 |
| VC |
69.0 ± 3.9 |
9.9 ± 0.2 |
17.0 ± 0.9 |
100.1 ± 2.9 |
6.97 ± 0.46 |
0.69 ± 0.03 |
| MX1 |
58.6 ± 4.3 |
33.9 ± 0.6 |
55.0 ± 3.1 |
94.7 ± 3.1 |
1.73 ± 0.14 |
0.62 ± 0.05 |
| MX2 |
68.1 ± 3.3 |
18.4 ± 0.3 |
31.2 ± 1.7 |
98.9 ± 3.0 |
3.70 ± 0.22 |
0.69 ± 0.03 |
| MX3 |
68.0 ± 3.3 |
13.7 ± 0.2 |
23.3 ± 1.3 |
99.7 ± 2.9 |
4.98 ± 0.28 |
0.68 ± 0.03 |
| RH8 |
66.5 ± 3.2 |
15.7 ± 0.2 |
26.7 ± 1.5 |
99.4 ± 2.9 |
4.24 ± 0.23 |
0.67 ± 0.03 |
| RH9 |
64.1 ± 3.2 |
14.3 ± 0.2 |
24.4 ± 1.4 |
99.6 ± 2.9 |
4.48 ± 0.25 |
0.64 ± 0.03 |
| RH10 |
64.1 ± 3.2 |
14.3 ± 0.2 |
24.4 ± 1.4 |
99.6 ± 2.9 |
4.48 ± 0.25 |
0.64 ± 0.03 |
| Average |
60.3 |
21.6 |
34.8 |
97.2 |
3.9 |
0.6 |
| Median |
66.5 |
15.7 |
26.7 |
99.6 |
4.5 |
0.7 |
| Deviation |
15.1 |
14.4 |
20.5 |
4.9 |
2.0 |
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)
| 
