Database: Wind Shock Analysis
Event ID: 20100750541
Observation time: 03/16/2010 75.23734 0541 [UT]
|
|
General
Information (About, Top)
| Year |
2010 |
| Fractional day of year |
75.237344 |
| Arrival time of shock [seconds of day] |
20506.5 ± 30.0 |
| Shock type |
NN |
| Electron data availability |
0 |
X GSE location of spacecraft [Re] |
202.143 |
| Y GSE location of spacecraft [Re] |
67.966 |
| Z GSE location of spacecraft [Re] |
-13.850 |
| Upstream plasma points selected for analysis |
0006 |
| Upstream field points selected for analysis |
0177 |
| Downstream plasma points selected for analysis |
0006
|
| Downstream field points selected for analysis |
0190 |
| Minimum chisq/dof for RH8,RH9,RH10 |
0.72, 4.00, 4.21 |
Event added to database
|
Wed Sep 25 08:29:40 2013
|
Event last processed
|
Wed Sep 25 09:35:33 2013
|
Method selected
|
RH08
|
Propagation delay to Earth [minutes]
|
73.885 ± 1.149
|
Asymptotic
plasma
parameters (About, Top)
|
Parameter
|
Upstream
|
Downstream
|
| Vx GSE [km/s] |
-337.0 ± 1.0 |
-349.0 ± 2.7 |
| Vy GSE [km/s] |
-41.1 ± 0.5 |
-34.2 ± 1.5 |
| Vz GSE [km/s] |
-29.2 ± 0.7 |
-58.8 ± 3.7 |
| Wi [km/s] |
16.2 ± 0.7 |
18.2 ± 0.5 |
| We [km/s] |
512.5 ± 23.5 |
574.2 ± 15.3 |
| Ni [n/cc] |
19.1 ± 0.3 |
9.1 ± 1.2 |
| Bx GSE [nT] |
2.1 ± 0.6 |
-5.2 ± 0.2 |
| By GSE [nT] |
-0.9 ± 0.4 |
2.7 ± 0.2 |
| Bz GSE [nT] |
-0.7 ± 0.8 |
-0.2 ± 0.4 |
Plasma Beta
|
1.672 ± 1.437
|
0.186 ± 0.170
|
Sound Speed [km/s]
|
20.92 ± 0.96
|
23.44 ± 0.62
|
Alfven Speed [km/s]
|
12.93 ± 1.62
|
42.92 ± 4.37
|
Best values of
shock
front normal for each method (About, Top)
| Method |
Nx |
Ny |
Nz |
Theta [degrees] |
Phi [degrees] |
| MC |
-0.870 ± 0.552 |
-0.484 ± 0.978 |
0.093 ± 0.092 |
5.32 ± 68.87 |
209.11 ± 64.30 |
| VC |
-0.369 ± 0.065 |
0.212 ± 0.043 |
-0.905 ± 0.482 |
-64.79 ± 4.69 |
150.08 ± 3.55 |
| MX1 |
-0.793 ± 0.620 |
0.426 ± 0.633 |
-0.436 ± 0.406 |
-25.82 ± 80.80 |
151.79 ± 40.64 |
| MX2 |
-0.577 ± 0.769 |
0.397 ± 0.602 |
-0.714 ± 0.557 |
-45.56 ± 71.71 |
145.45 ± 32.22 |
| MX3 |
-0.574 ± 0.673 |
0.498 ± 0.605 |
-0.650 ± 0.538 |
-40.57 ± 74.65 |
139.05 ± 23.89 |
| RH08 |
-0.457 ± 0.008 |
-0.885 ± 0.005 |
-0.084 ± 0.084 |
-4.81 ± 1.47 |
242.67 ± 0.53 |
| RH09 |
-0.443 ± 0.025 |
-0.896 ± 0.013 |
-0.039 ± 0.039 |
-2.24 ± 4.43 |
243.68 ± 1.60 |
| RH10 |
-0.443 ± 0.026 |
-0.896 ± 0.013 |
-0.039 ± 0.039 |
-2.24 ± 4.42 |
243.68 ± 1.64 |
| Average |
-0.566 |
-0.203 |
-0.347 |
-22.589 |
190.687 |
| Median |
-0.457 |
0.212 |
-0.084 |
-4.807 |
209.112 |
| Deviation |
0.179 |
0.646 |
0.378 |
25.539 |
48.600 |
Key shock
parameters (About, Top)
| Method |
ThetaBn |
Shock Speed |
Compression |
| MC |
55.0 ± 4.0 |
306.5 ± 0.5 |
0.48 ± 0.06 |
| VC |
85.0 ± 23.7 |
114.8 ± 1.9 |
0.48 ± 0.06 |
| MX1 |
46.2 ± 23.8 |
243.7 ± 1.7 |
0.48 ± 0.06 |
| MX2 |
66.5 ± 23.8 |
173.9 ± 1.9 |
0.48 ± 0.06 |
| MX3 |
63.0 ± 23.6 |
168.2 ± 1.9 |
0.48 ± 0.06 |
| RH08 |
87.2 ± 0.5 |
191.0 ± 0.2 |
0.48 ± 0.06 |
| RH09 |
87.2 ± 1.5 |
186.7 ± 0.2 |
0.48 ± 0.06 |
| RH10 |
87.2 ± 1.5 |
186.7 ± 1.2 |
0.48 ± 0.06 |
| Average |
72.2 |
196.4 |
0.48 |
| Median |
85.0 |
186.7 |
0.48 |
| Deviation |
16.6 |
56.7 |
0.00 |
Upstream wave speeds
and
mach numbers (About, Top)
|
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
| MC |
-3.9 ± 1.0 |
6.5 ± 0.6 |
7.4 ± 0.9 |
23.8 ± 0.8 |
-0.61 ± 0.23 |
-0.16 ± 0.04 |
| VC |
-27.4 ± 0.4 |
1.0 ± 0.1 |
1.1 ± 0.1 |
24.6 ± 0.9 |
-28.71 ± 2.79 |
-1.11 ± 0.03 |
| MX1 |
-18.9 ± 0.6 |
8.0 ± 0.8 |
9.0 ± 1.1 |
23.3 ± 0.8 |
-2.38 ± 0.31 |
-0.81 ± 0.02 |
| MX2 |
-25.0 ± 0.4 |
4.4 ± 0.4 |
5.2 ± 0.6 |
24.2 ± 0.9 |
-5.67 ± 0.60 |
-1.03 ± 0.02 |
| MX3 |
-23.7 ± 0.4 |
5.1 ± 0.5 |
5.9 ± 0.7 |
24.1 ± 0.9 |
-4.70 ± 0.50 |
-0.98 ± 0.02 |
| RH8 |
-2.0 ± 0.7 |
0.5 ± 0.1 |
0.6 ± 0.1 |
24.6 ± 0.9 |
-3.82 ± 1.73 |
-0.08 ± 0.03 |
| RH9 |
-0.6 ± 0.7 |
0.5 ± 0.0 |
0.6 ± 0.1 |
24.6 ± 0.9 |
-1.25 ± 1.53 |
-0.02 ± 0.03 |
| RH10 |
-0.6 ± 0.7 |
0.5 ± 0.0 |
0.6 ± 0.1 |
24.6 ± 0.9 |
-1.25 ± 1.53 |
-0.02 ± 0.03 |
| Average |
-12.7 |
3.3 |
3.8 |
24.2 |
-6.0 |
-0.5 |
| Median |
-3.9 |
4.4 |
5.2 |
24.6 |
-2.4 |
-0.2 |
| Deviation |
12.0 |
3.1 |
3.4 |
0.5 |
9.3 |
0.5 |
Downstream wave speeds
and
mach numbers (About, Top)
|
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
| MC |
-8.3 ± 1.6 |
12.1 ± 0.1 |
24.6 ± 2.5 |
47.4 ± 3.6 |
-0.68 ± 0.13 |
-0.18 ± 0.05 |
| VC |
-60.0 ± 4.0 |
1.8 ± 0.0 |
3.8 ± 0.4 |
48.9 ± 3.5 |
-33.35 ± 2.44 |
-1.23 ± 0.17 |
| MX1 |
-44.2 ± 3.7 |
14.9 ± 0.1 |
29.7 ± 3.0 |
46.6 ± 3.7 |
-2.96 ± 0.24 |
-0.96 ± 0.16 |
| MX2 |
-55.7 ± 4.0 |
8.3 ± 0.1 |
17.1 ± 1.7 |
48.3 ± 3.6 |
-6.71 ± 0.51 |
-1.16 ± 0.17 |
| MX3 |
-53.2 ± 3.9 |
9.5 ± 0.1 |
19.5 ± 2.0 |
48.0 ± 3.6 |
-5.61 ± 0.43 |
-1.12 ± 0.16 |
| RH8 |
-3.9 ± 0.3 |
1.0 ± 0.0 |
2.1 ± 0.2 |
49.0 ± 3.5 |
-3.83 ± 0.35 |
-0.08 ± 0.01 |
| RH9 |
-0.9 ± 0.4 |
1.0 ± 0.0 |
2.1 ± 0.2 |
49.0 ± 3.5 |
-0.93 ± 0.36 |
-0.02 ± 0.01 |
| RH10 |
-0.9 ± 0.4 |
1.0 ± 0.0 |
2.1 ± 0.2 |
49.0 ± 3.5 |
-0.93 ± 0.36 |
-0.02 ± 0.01 |
| Average |
-28.4 |
6.2 |
12.6 |
48.3 |
-6.9 |
-0.6 |
| Median |
-8.3 |
8.3 |
17.1 |
48.9 |
-3.0 |
-0.2 |
| Deviation |
27.1 |
5.7 |
11.4 |
0.9 |
10.9 |
0.6 |
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)
| 
