Database: Wind Shock Analysis
Event ID: 20091480404
Observation time: 05/28/2009 148.17012 0404 [UT]
|
|
General
Information (About, Top)
| Year |
2009 |
| Fractional day of year |
148.170122 |
| Arrival time of shock [seconds of day] |
14698.5 ± 30.0 |
| Shock type |
FF |
| Electron data availability |
0 |
X GSE location of spacecraft [Re] |
262.811 |
| Y GSE location of spacecraft [Re] |
20.796 |
| Z GSE location of spacecraft [Re] |
25.167 |
| Upstream plasma points selected for analysis |
0006 |
| Upstream field points selected for analysis |
0212 |
| Downstream plasma points selected for analysis |
0006
|
| Downstream field points selected for analysis |
0192 |
| Minimum chisq/dof for RH8,RH9,RH10 |
7.44, 30.58, 61.32 |
Event added to database
|
Wed Sep 25 09:58:50 2013
|
Event last processed
|
Wed Sep 25 10:44:34 2013
|
Method selected
|
RH08
|
Propagation delay to Earth [minutes]
|
72.526 ± 3.212
|
Asymptotic
plasma
parameters (About, Top)
|
Parameter
|
Upstream
|
Downstream
|
| Vx GSE [km/s] |
-283.7 ± 1.7 |
-347.8 ± 3.0 |
| Vy GSE [km/s] |
0.4 ± 1.0 |
-2.8 ± 0.9 |
| Vz GSE [km/s] |
-4.7 ± 1.0 |
-24.9 ± 1.2 |
| Wi [km/s] |
12.5 ± 0.3 |
24.8 ± 2.3 |
| We [km/s] |
393.8 ± 10.4 |
785.0 ± 71.7 |
| Ni [n/cc] |
6.8 ± 0.2 |
19.6 ± 0.8 |
| Bx GSE [nT] |
-1.0 ± 0.1 |
-0.8 ± 0.4 |
| By GSE [nT] |
-2.1 ± 0.1 |
-6.4 ± 0.4 |
| Bz GSE [nT] |
-0.2 ± 0.3 |
0.4 ± 0.5 |
Plasma Beta
|
0.399 ± 0.414
|
0.616 ± 0.541
|
Sound Speed [km/s]
|
16.08 ± 0.42
|
32.05 ± 2.93
|
Alfven Speed [km/s]
|
19.76 ± 0.63
|
32.18 ± 2.26
|
Best values of
shock
front normal for each method (About, Top)
| Method |
Nx |
Ny |
Nz |
Theta [degrees] |
Phi [degrees] |
| MC |
-0.920 ± 0.123 |
-0.133 ± 0.105 |
-0.370 ± 0.352 |
-21.69 ± 19.07 |
188.24 ± 6.42 |
| VC |
-0.952 ± 0.008 |
-0.048 ± 0.017 |
-0.301 ± 0.292 |
-17.54 ± 1.59 |
182.86 ± 1.05 |
| MX1 |
-0.951 ± 0.012 |
-0.083 ± 0.073 |
-0.298 ± 0.289 |
-17.34 ± 1.89 |
185.01 ± 4.38 |
| MX2 |
-0.951 ± 0.011 |
-0.082 ± 0.072 |
-0.297 ± 0.288 |
-17.28 ± 1.71 |
184.94 ± 4.31 |
| MX3 |
-0.952 ± 0.011 |
-0.082 ± 0.071 |
-0.296 ± 0.287 |
-17.25 ± 1.74 |
184.91 ± 4.27 |
| RH08 |
-0.962 ± 0.003 |
-0.076 ± 0.013 |
-0.263 ± 0.256 |
-15.22 ± 0.61 |
184.51 ± 0.76 |
| RH09 |
-0.269 ± 0.052 |
-0.123 ± 0.061 |
-0.955 ± 0.376 |
-72.81 ± 3.00 |
204.57 ± 12.13 |
| RH10 |
-0.267 ± 0.065 |
-0.128 ± 0.070 |
-0.955 ± 0.376 |
-72.81 ± 3.77 |
205.57 ± 13.84 |
| Average |
-0.778 |
-0.094 |
-0.467 |
-31.491 |
190.077 |
| Median |
-0.951 |
-0.082 |
-0.298 |
-17.342 |
185.013 |
| Deviation |
0.315 |
0.030 |
0.303 |
25.563 |
9.375 |
Key shock
parameters (About, Top)
| Method |
ThetaBn |
Shock Speed |
Compression |
| MC |
56.6 ± 2.2 |
364.8 ± 0.8 |
2.90 ± 0.15 |
| VC |
61.1 ± 2.3 |
374.3 ± 0.8 |
2.90 ± 0.15 |
| MX1 |
59.0 ± 2.3 |
373.8 ± 0.8 |
2.90 ± 0.15 |
| MX2 |
59.1 ± 2.3 |
373.9 ± 0.8 |
2.90 ± 0.15 |
| MX3 |
59.1 ± 2.3 |
373.9 ± 0.8 |
2.90 ± 0.15 |
| RH08 |
59.3 ± 2.4 |
376.6 ± 0.8 |
2.90 ± 0.15 |
| RH09 |
72.3 ± 5.9 |
136.9 ± 0.4 |
2.90 ± 0.15 |
| RH10 |
72.1 ± 6.0 |
136.1 ± 2.6 |
2.90 ± 0.15 |
| Average |
62.3 |
313.8 |
2.90 |
| Median |
59.3 |
373.9 |
2.90 |
| Deviation |
6.2 |
109.5 |
0.00 |
Upstream wave speeds
and
mach numbers (About, Top)
|
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
| MC |
102.3 ± 1.8 |
7.2 ± 0.1 |
10.9 ± 0.3 |
24.5 ± 0.5 |
14.30 ± 0.18 |
4.18 ± 0.10 |
| VC |
102.7 ± 1.8 |
6.2 ± 0.1 |
9.6 ± 0.3 |
24.7 ± 0.5 |
16.53 ± 0.21 |
4.16 ± 0.10 |
| MX1 |
102.7 ± 1.8 |
6.6 ± 0.1 |
10.2 ± 0.3 |
24.6 ± 0.5 |
15.45 ± 0.20 |
4.17 ± 0.10 |
| MX2 |
102.7 ± 1.8 |
6.6 ± 0.1 |
10.1 ± 0.3 |
24.6 ± 0.5 |
15.48 ± 0.20 |
4.17 ± 0.10 |
| MX3 |
102.7 ± 1.8 |
6.6 ± 0.1 |
10.1 ± 0.3 |
24.6 ± 0.5 |
15.50 ± 0.20 |
4.17 ± 0.10 |
| RH8 |
102.5 ± 1.8 |
6.6 ± 0.1 |
10.1 ± 0.3 |
24.6 ± 0.5 |
15.58 ± 0.20 |
4.16 ± 0.10 |
| RH9 |
56.2 ± 1.2 |
3.8 ± 0.1 |
6.0 ± 0.2 |
25.2 ± 0.5 |
14.64 ± 0.24 |
2.23 ± 0.05 |
| RH10 |
56.0 ± 1.2 |
3.9 ± 0.1 |
6.1 ± 0.2 |
25.2 ± 0.5 |
14.44 ± 0.24 |
2.22 ± 0.05 |
| Average |
91.0 |
5.9 |
9.1 |
24.7 |
15.2 |
3.7 |
| Median |
102.7 |
6.6 |
10.1 |
24.6 |
15.5 |
4.2 |
| Deviation |
21.5 |
1.3 |
1.9 |
0.3 |
0.7 |
0.9 |
Downstream wave speeds
and
mach numbers (About, Top)
|
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
| MC |
35.4 ± 2.6 |
13.0 ± 0.6 |
17.7 ± 1.2 |
43.6 ± 1.7 |
2.74 ± 0.30 |
0.82 ± 0.09 |
| VC |
35.5 ± 2.7 |
11.3 ± 0.5 |
15.6 ± 1.1 |
44.1 ± 1.8 |
3.16 ± 0.36 |
0.81 ± 0.09 |
| MX1 |
35.4 ± 2.7 |
12.0 ± 0.5 |
16.6 ± 1.2 |
43.9 ± 1.7 |
2.95 ± 0.34 |
0.81 ± 0.09 |
| MX2 |
35.4 ± 2.7 |
12.0 ± 0.5 |
16.5 ± 1.2 |
43.9 ± 1.7 |
2.96 ± 0.34 |
0.81 ± 0.09 |
| MX3 |
35.4 ± 2.7 |
12.0 ± 0.5 |
16.5 ± 1.2 |
43.9 ± 1.7 |
2.96 ± 0.34 |
0.81 ± 0.09 |
| RH8 |
35.3 ± 2.8 |
11.9 ± 0.5 |
16.4 ± 1.2 |
43.9 ± 1.7 |
2.97 ± 0.34 |
0.81 ± 0.09 |
| RH9 |
19.3 ± 1.0 |
7.0 ± 0.3 |
9.8 ± 0.7 |
45.0 ± 1.8 |
2.77 ± 0.19 |
0.43 ± 0.03 |
| RH10 |
19.2 ± 1.0 |
7.0 ± 0.3 |
9.9 ± 0.7 |
45.0 ± 1.8 |
2.74 ± 0.19 |
0.43 ± 0.03 |
| Average |
31.4 |
10.8 |
14.9 |
44.2 |
2.9 |
0.7 |
| Median |
35.4 |
12.0 |
16.5 |
43.9 |
3.0 |
0.8 |
| Deviation |
7.5 |
2.4 |
3.2 |
0.5 |
0.1 |
0.2 |
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)
| 
