Database: Wind Shock Analysis
Event ID: 20113082027
Observation time: 11/04/2011 308.85269 2027 [UT]
|
|
General
Information (About, Top)
| Year |
2011 |
| Fractional day of year |
308.852691 |
| Arrival time of shock [seconds of day] |
73672.5 ± 10.0 |
| Shock type |
FF |
| Electron data availability |
0 |
X GSE location of spacecraft [Re] |
257.383 |
| Y GSE location of spacecraft [Re] |
17.543 |
| Z GSE location of spacecraft [Re] |
23.158 |
| Upstream plasma points selected for analysis |
0003 |
| Upstream field points selected for analysis |
0110 |
| Downstream plasma points selected for analysis |
0001
|
| Downstream field points selected for analysis |
0051 |
| Minimum chisq/dof for RH8,RH9,RH10 |
-1360.56, -1133.80, -971.83 |
Event added to database
|
Fri Sep 20 13:59:21 2013
|
Event last processed
|
Tue Sep 24 10:49:42 2013
|
Method selected
|
RH08
|
Propagation delay to Earth [minutes]
|
21.901 ± 47.802
|
Asymptotic
plasma
parameters (About, Top)
|
Parameter
|
Upstream
|
Downstream
|
| Vx GSE [km/s] |
-313.2 ± 0.6 |
-334.9 ± -334.9 |
| Vy GSE [km/s] |
-6.0 ± 0.5 |
-13.1 ± -13.1 |
| Vz GSE [km/s] |
1.7 ± 2.2 |
-13.0 ± -13.0 |
| Wi [km/s] |
19.5 ± 2.0 |
23.5 ± 23.5 |
| We [km/s] |
616.0 ± 64.1 |
742.3 ± 742.3 |
| Ni [n/cc] |
2.4 ± 0.3 |
2.9 ± 2.9 |
| Bx GSE [nT] |
-0.3 ± 0.1 |
-0.3 ± -0.3 |
| By GSE [nT] |
4.6 ± 0.1 |
6.6 ± 6.6 |
| Bz GSE [nT] |
-3.0 ± 0.1 |
-3.6 ± -3.6 |
Plasma Beta
|
0.067 ± 0.058
|
0.060 ± 0.060
|
Sound Speed [km/s]
|
25.15 ± 2.62
|
30.30 ± 30.30
|
Alfven Speed [km/s]
|
76.59 ± 5.49
|
96.01 ± 96.01
|
Best values of
shock
front normal for each method (About, Top)
| Method |
Nx |
Ny |
Nz |
Theta [degrees] |
Phi [degrees] |
| MC |
-0.212 ± 0.205 |
-0.344 ± 0.137 |
-0.915 ± 0.466 |
-66.20 ± 4.19 |
238.34 ± 33.61 |
| VC |
-0.801 ± 0.032 |
-0.261 ± 0.014 |
-0.538 ± 0.479 |
-32.56 ± 3.57 |
198.06 ± 0.69 |
| MX1 |
-0.795 ± 0.047 |
-0.180 ± 0.035 |
-0.579 ± 0.504 |
-35.38 ± 4.75 |
192.77 ± 2.43 |
| MX2 |
-0.798 ± 0.046 |
-0.179 ± 0.036 |
-0.576 ± 0.502 |
-35.17 ± 4.65 |
192.66 ± 2.47 |
| MX3 |
-0.804 ± 0.044 |
-0.176 ± 0.037 |
-0.568 ± 0.497 |
-34.62 ± 4.44 |
192.38 ± 2.57 |
| RH08 |
-0.004 ± 0.070 |
-0.936 ± 0.025 |
0.352 ± 0.337 |
20.61 ± 4.02 |
269.75 ± 4.30 |
| RH09 |
-0.004 ± 0.033 |
-0.936 ± 0.012 |
0.352 ± 0.337 |
20.61 ± 2.00 |
269.75 ± 2.00 |
| RH10 |
-0.004 ± 0.033 |
-0.936 ± 0.012 |
0.352 ± 0.337 |
20.61 ± 2.00 |
269.75 ± 2.00 |
| Average |
-0.428 |
-0.494 |
-0.265 |
-17.764 |
227.932 |
| Median |
-0.212 |
-0.261 |
-0.538 |
-32.564 |
238.344 |
| Deviation |
0.403 |
0.371 |
0.525 |
33.550 |
37.780 |
Key shock
parameters (About, Top)
| Method |
ThetaBn |
Shock Speed |
Compression |
| MC |
77.2 ± 1.2 |
169.3 ± 164.5 |
1.21 ± 0.15 |
| VC |
83.3 ± 1.6 |
386.2 ± 208.0 |
1.21 ± 0.15 |
| MX1 |
78.1 ± 1.6 |
383.1 ± 208.0 |
1.21 ± 0.15 |
| MX2 |
78.1 ± 1.6 |
383.9 ± 208.0 |
1.21 ± 0.15 |
| MX3 |
78.2 ± 1.6 |
385.8 ± 207.9 |
1.21 ± 0.15 |
| RH08 |
12.8 ± 1.3 |
15.7 ± 4.3 |
1.21 ± 0.15 |
| RH09 |
12.8 ± 1.3 |
15.7 ± 4.3 |
1.21 ± 0.15 |
| RH10 |
12.8 ± 1.3 |
15.7 ± 6.0 |
1.21 ± 0.15 |
| Average |
54.2 |
219.4 |
1.21 |
| Median |
78.1 |
383.1 |
1.21 |
| Deviation |
34.3 |
183.8 |
0.00 |
Upstream wave speeds
and
mach numbers (About, Top)
|
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
| MC |
102.5 ± 2.2 |
5.3 ± 0.5 |
16.9 ± 1.2 |
80.5 ± 4.4 |
19.50 ± 1.32 |
1.28 ± 0.09 |
| VC |
134.5 ± 1.7 |
2.8 ± 0.2 |
9.0 ± 0.6 |
80.6 ± 4.4 |
48.48 ± 3.66 |
1.67 ± 0.10 |
| MX1 |
134.0 ± 1.7 |
4.9 ± 0.4 |
15.8 ± 1.1 |
80.5 ± 4.4 |
27.28 ± 2.05 |
1.67 ± 0.11 |
| MX2 |
134.0 ± 1.7 |
4.9 ± 0.4 |
15.8 ± 1.1 |
80.5 ± 4.4 |
27.37 ± 2.06 |
1.67 ± 0.11 |
| MX3 |
133.9 ± 1.7 |
4.9 ± 0.4 |
15.6 ± 1.1 |
80.5 ± 4.4 |
27.59 ± 2.08 |
1.67 ± 0.11 |
| RH8 |
8.2 ± 0.7 |
24.4 ± 2.5 |
74.7 ± 5.4 |
76.8 ± 5.4 |
0.34 ± 0.06 |
0.11 ± 0.00 |
| RH9 |
8.2 ± 0.7 |
24.4 ± 2.5 |
74.7 ± 5.4 |
76.8 ± 5.4 |
0.34 ± 0.06 |
0.11 ± 0.00 |
| RH10 |
8.2 ± 0.7 |
24.4 ± 2.5 |
74.7 ± 5.4 |
76.8 ± 5.4 |
0.34 ± 0.06 |
0.11 ± 0.00 |
| Average |
82.9 |
12.0 |
37.1 |
79.2 |
18.9 |
1.0 |
| Median |
133.9 |
5.3 |
16.9 |
80.5 |
27.3 |
1.7 |
| Deviation |
62.8 |
10.3 |
31.2 |
1.9 |
17.4 |
0.8 |
Downstream wave speeds
and
mach numbers (About, Top)
|
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
| MC |
82.1 ± 82.1 |
6.4 ± 6.4 |
21.2 ± 21.2 |
100.5 ± 100.5 |
12.83 ± 12.83 |
0.82 ± 0.82 |
| VC |
107.4 ± 107.4 |
3.4 ± 3.4 |
11.2 ± 11.2 |
100.6 ± 100.6 |
31.78 ± 31.78 |
1.07 ± 1.07 |
| MX1 |
107.0 ± 107.0 |
6.0 ± 6.0 |
19.8 ± 19.8 |
100.5 ± 100.5 |
17.88 ± 17.88 |
1.06 ± 1.06 |
| MX2 |
107.0 ± 107.0 |
6.0 ± 6.0 |
19.8 ± 19.8 |
100.5 ± 100.5 |
17.94 ± 17.94 |
1.06 ± 1.06 |
| MX3 |
106.9 ± 106.9 |
5.9 ± 5.9 |
19.6 ± 19.6 |
100.5 ± 100.5 |
18.09 ± 18.09 |
1.06 ± 1.06 |
| RH8 |
6.6 ± 6.6 |
29.5 ± 29.5 |
93.6 ± 93.6 |
96.3 ± 96.3 |
0.23 ± 0.23 |
0.07 ± 0.07 |
| RH9 |
6.6 ± 6.6 |
29.5 ± 29.5 |
93.6 ± 93.6 |
96.3 ± 96.3 |
0.23 ± 0.23 |
0.07 ± 0.07 |
| RH10 |
6.6 ± 6.6 |
29.5 ± 29.5 |
93.6 ± 93.6 |
96.3 ± 96.3 |
0.23 ± 0.23 |
0.07 ± 0.07 |
| Average |
66.3 |
14.5 |
46.6 |
98.9 |
12.4 |
0.7 |
| Median |
106.9 |
6.4 |
21.2 |
100.5 |
17.9 |
1.1 |
| Deviation |
50.1 |
12.4 |
39.1 |
2.2 |
11.4 |
0.5 |
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)
| 
