Database: Wind Shock Analysis
Event ID: 20113030840
Observation time: 10/30/2011 303.36129 0840 [UT]
|
|
General
Information (About, Top)
| Year |
2011 |
| Fractional day of year |
303.361293 |
| Arrival time of shock [seconds of day] |
31215.7 ± 20.0 |
| Shock type |
FF |
| Electron data availability |
0 |
X GSE location of spacecraft [Re] |
256.284 |
| Y GSE location of spacecraft [Re] |
35.620 |
| Z GSE location of spacecraft [Re] |
21.726 |
| Upstream plasma points selected for analysis |
0004 |
| Upstream field points selected for analysis |
0124 |
| Downstream plasma points selected for analysis |
0003
|
| Downstream field points selected for analysis |
0109 |
| Minimum chisq/dof for RH8,RH9,RH10 |
28.75, 41.51, 64.27 |
Event added to database
|
Fri Sep 20 13:57:01 2013
|
Event last processed
|
Tue Sep 24 10:46:05 2013
|
Method selected
|
RH08
|
Propagation delay to Earth [minutes]
|
112.311 ± 18.857
|
Asymptotic
plasma
parameters (About, Top)
|
Parameter
|
Upstream
|
Downstream
|
| Vx GSE [km/s] |
-282.2 ± 0.4 |
-305.2 ± 3.4 |
| Vy GSE [km/s] |
1.3 ± 1.2 |
-15.5 ± 2.7 |
| Vz GSE [km/s] |
5.4 ± 1.5 |
18.6 ± 2.8 |
| Wi [km/s] |
13.5 ± 0.7 |
16.0 ± 1.3 |
| We [km/s] |
425.7 ± 21.0 |
505.9 ± 40.0 |
| Ni [n/cc] |
11.9 ± 0.4 |
19.3 ± 4.3 |
| Bx GSE [nT] |
-2.7 ± 0.1 |
-4.0 ± 0.1 |
| By GSE [nT] |
0.2 ± 0.3 |
2.5 ± 0.8 |
| Bz GSE [nT] |
-0.7 ± 0.1 |
-2.5 ± 0.1 |
Plasma Beta
|
0.578 ± 0.619
|
0.365 ± 0.372
|
Sound Speed [km/s]
|
17.38 ± 0.86
|
20.65 ± 1.63
|
Alfven Speed [km/s]
|
17.83 ± 0.95
|
26.81 ± 1.73
|
Best values of
shock
front normal for each method (About, Top)
| Method |
Nx |
Ny |
Nz |
Theta [degrees] |
Phi [degrees] |
| MC |
-0.914 ± 0.032 |
-0.385 ± 0.062 |
0.126 ± 0.126 |
7.25 ± 9.10 |
202.81 ± 3.83 |
| VC |
-0.730 ± 0.049 |
-0.533 ± 0.045 |
0.427 ± 0.399 |
25.28 ± 7.21 |
216.12 ± 2.54 |
| MX1 |
-0.919 ± 0.022 |
-0.342 ± 0.022 |
0.197 ± 0.194 |
11.34 ± 6.51 |
200.44 ± 1.25 |
| MX2 |
-0.919 ± 0.021 |
-0.325 ± 0.023 |
0.223 ± 0.220 |
12.91 ± 5.35 |
199.49 ± 1.36 |
| MX3 |
-0.918 ± 0.021 |
-0.314 ± 0.029 |
0.240 ± 0.235 |
13.89 ± 4.70 |
198.89 ± 1.77 |
| RH08 |
-0.168 ± 0.038 |
-0.660 ± 0.018 |
-0.732 ± 0.560 |
-47.04 ± 1.22 |
255.71 ± 3.32 |
| RH09 |
-0.195 ± 0.070 |
-0.665 ± 0.046 |
-0.721 ± 0.558 |
-46.11 ± 3.47 |
253.70 ± 5.92 |
| RH10 |
-0.195 ± 0.069 |
-0.665 ± 0.052 |
-0.721 ± 0.558 |
-46.11 ± 4.00 |
253.70 ± 5.85 |
| Average |
-0.620 |
-0.486 |
-0.120 |
-8.574 |
222.608 |
| Median |
-0.730 |
-0.385 |
0.197 |
11.344 |
216.115 |
| Deviation |
0.365 |
0.162 |
0.508 |
31.751 |
26.865 |
Key shock
parameters (About, Top)
| Method |
ThetaBn |
Shock Speed |
Compression |
| MC |
33.8 ± 4.9 |
334.0 ± 12.5 |
1.60 ± 0.36 |
| VC |
55.1 ± 4.5 |
286.8 ± 14.9 |
1.60 ± 0.36 |
| MX1 |
34.9 ± 4.5 |
335.6 ± 12.9 |
1.60 ± 0.36 |
| MX2 |
35.4 ± 4.3 |
335.6 ± 13.1 |
1.60 ± 0.36 |
| MX3 |
35.8 ± 4.2 |
335.5 ± 13.2 |
1.60 ± 0.36 |
| RH08 |
72.6 ± 3.4 |
55.2 ± 2.4 |
1.60 ± 0.36 |
| RH09 |
71.2 ± 3.4 |
65.2 ± 2.2 |
1.60 ± 0.36 |
| RH10 |
71.2 ± 3.4 |
65.2 ± 7.2 |
1.60 ± 0.36 |
| Average |
51.2 |
226.6 |
1.60 |
| Median |
55.1 |
334.0 |
1.60 |
| Deviation |
18.3 |
137.5 |
0.00 |
Upstream wave speeds
and
mach numbers (About, Top)
|
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
| MC |
75.8 ± 0.3 |
11.7 ± 0.1 |
14.8 ± 0.8 |
22.0 ± 0.3 |
6.49 ± 0.06 |
3.44 ± 0.03 |
| VC |
79.0 ± 0.8 |
7.4 ± 0.1 |
10.2 ± 0.5 |
23.8 ± 0.3 |
10.64 ± 0.14 |
3.32 ± 0.02 |
| MX1 |
75.8 ± 0.3 |
11.5 ± 0.1 |
14.6 ± 0.8 |
22.1 ± 0.3 |
6.60 ± 0.07 |
3.42 ± 0.03 |
| MX2 |
75.6 ± 0.3 |
11.4 ± 0.1 |
14.5 ± 0.8 |
22.2 ± 0.3 |
6.65 ± 0.07 |
3.41 ± 0.03 |
| MX3 |
75.4 ± 0.3 |
11.3 ± 0.1 |
14.5 ± 0.8 |
22.2 ± 0.3 |
6.68 ± 0.08 |
3.40 ± 0.03 |
| RH8 |
12.6 ± 1.1 |
3.8 ± 0.0 |
5.3 ± 0.3 |
24.6 ± 0.3 |
3.35 ± 0.27 |
0.51 ± 0.04 |
| RH9 |
15.1 ± 1.1 |
4.0 ± 0.0 |
5.7 ± 0.3 |
24.6 ± 0.3 |
3.72 ± 0.24 |
0.61 ± 0.04 |
| RH10 |
15.1 ± 1.1 |
4.0 ± 0.0 |
5.7 ± 0.3 |
24.6 ± 0.3 |
3.72 ± 0.24 |
0.61 ± 0.04 |
| Average |
53.0 |
8.1 |
10.7 |
23.3 |
6.0 |
2.3 |
| Median |
75.6 |
11.3 |
14.5 |
23.8 |
6.6 |
3.4 |
| Deviation |
32.2 |
3.7 |
4.5 |
1.2 |
2.4 |
1.5 |
Downstream wave speeds
and
mach numbers (About, Top)
|
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
| MC |
46.7 ± 3.8 |
15.1 ± 0.6 |
22.3 ± 1.4 |
30.3 ± 0.8 |
3.09 ± 0.39 |
1.54 ± 0.10 |
| VC |
47.6 ± 2.7 |
9.7 ± 0.3 |
15.3 ± 1.0 |
32.5 ± 0.6 |
4.91 ± 0.46 |
1.47 ± 0.07 |
| MX1 |
46.3 ± 3.5 |
14.9 ± 0.6 |
22.0 ± 1.4 |
30.4 ± 0.7 |
3.12 ± 0.37 |
1.52 ± 0.09 |
| MX2 |
46.0 ± 3.4 |
14.8 ± 0.6 |
21.9 ± 1.4 |
30.5 ± 0.7 |
3.13 ± 0.36 |
1.51 ± 0.09 |
| MX3 |
45.9 ± 3.3 |
14.7 ± 0.6 |
21.8 ± 1.4 |
30.6 ± 0.7 |
3.14 ± 0.36 |
1.50 ± 0.09 |
| RH8 |
7.3 ± 4.4 |
4.9 ± 0.2 |
8.0 ± 0.5 |
33.5 ± 0.5 |
1.50 ± 0.94 |
0.22 ± 0.13 |
| RH9 |
8.9 ± 4.4 |
5.3 ± 0.2 |
8.6 ± 0.6 |
33.5 ± 0.5 |
1.70 ± 0.90 |
0.27 ± 0.13 |
| RH10 |
8.9 ± 4.4 |
5.3 ± 0.2 |
8.6 ± 0.6 |
33.5 ± 0.5 |
1.70 ± 0.90 |
0.27 ± 0.13 |
| Average |
32.2 |
10.6 |
16.1 |
31.8 |
2.8 |
1.0 |
| Median |
46.0 |
14.7 |
21.8 |
32.5 |
3.1 |
1.5 |
| Deviation |
19.7 |
4.8 |
6.7 |
1.5 |
1.1 |
0.7 |
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)
| 
