Database: Wind Shock Analysis
Event ID: 20090620504
Observation time: 03/03/2009 62.21161 0504 [UT]
|
|
General
Information (About, Top)
| Year |
2009 |
| Fractional day of year |
62.211615 |
| Arrival time of shock [seconds of day] |
18283.5 ± 20.0 |
| Shock type |
FF |
| Electron data availability |
0 |
X GSE location of spacecraft [Re] |
196.853 |
| Y GSE location of spacecraft [Re] |
-9.536 |
| Z GSE location of spacecraft [Re] |
-20.218 |
| Upstream plasma points selected for analysis |
0005 |
| Upstream field points selected for analysis |
0150 |
| Downstream plasma points selected for analysis |
0004
|
| Downstream field points selected for analysis |
0143 |
| Minimum chisq/dof for RH8,RH9,RH10 |
16.95, 41.20, 95.56 |
Event added to database
|
Wed Sep 25 09:51:18 2013
|
Event last processed
|
Wed Sep 25 10:40:22 2013
|
Method selected
|
RH08
|
Propagation delay to Earth [minutes]
|
44.892 ± 33.622
|
Asymptotic
plasma
parameters (About, Top)
|
Parameter
|
Upstream
|
Downstream
|
| Vx GSE [km/s] |
-317.6 ± 0.5 |
-343.1 ± 0.4 |
| Vy GSE [km/s] |
5.0 ± 0.4 |
-0.2 ± 0.5 |
| Vz GSE [km/s] |
-15.3 ± 0.3 |
-5.4 ± 0.5 |
| Wi [km/s] |
13.1 ± 0.1 |
17.4 ± 0.4 |
| We [km/s] |
414.9 ± 4.0 |
551.7 ± 12.6 |
| Ni [n/cc] |
8.7 ± 0.3 |
16.0 ± 0.7 |
| Bx GSE [nT] |
0.7 ± 0.0 |
1.1 ± 0.1 |
| By GSE [nT] |
-2.2 ± 0.1 |
-3.8 ± 0.0 |
| Bz GSE [nT] |
0.4 ± 0.1 |
0.1 ± 0.1 |
Plasma Beta
|
0.577 ± 0.549
|
0.657 ± 0.666
|
Sound Speed [km/s]
|
16.94 ± 0.16
|
22.52 ± 0.51
|
Alfven Speed [km/s]
|
17.33 ± 0.78
|
21.54 ± 0.29
|
Best values of
shock
front normal for each method (About, Top)
| Method |
Nx |
Ny |
Nz |
Theta [degrees] |
Phi [degrees] |
| MC |
-0.785 ± 0.640 |
0.055 ± 0.547 |
-0.617 ± 0.523 |
-38.10 ± 59.51 |
175.97 ± 39.79 |
| VC |
-0.915 ± 0.007 |
-0.187 ± 0.016 |
0.356 ± 0.341 |
20.88 ± 1.09 |
191.52 ± 1.03 |
| MX1 |
-0.881 ± 0.021 |
-0.288 ± 0.059 |
0.374 ± 0.356 |
21.97 ± 1.12 |
198.11 ± 3.85 |
| MX2 |
-0.888 ± 0.020 |
-0.287 ± 0.058 |
0.359 ± 0.343 |
21.06 ± 1.08 |
197.89 ± 3.76 |
| MX3 |
-0.896 ± 0.020 |
-0.285 ± 0.057 |
0.340 ± 0.326 |
19.87 ± 1.31 |
197.62 ± 3.67 |
| RH08 |
-0.354 ± 0.016 |
0.066 ± 0.011 |
-0.933 ± 0.433 |
-68.90 ± 0.99 |
169.47 ± 1.72 |
| RH09 |
-0.163 ± 0.054 |
-0.199 ± 0.055 |
0.966 ± 0.337 |
75.12 ± 3.29 |
230.64 ± 11.92 |
| RH10 |
-0.152 ± 0.071 |
-0.207 ± 0.070 |
0.966 ± 0.337 |
75.12 ± 4.11 |
233.65 ± 15.88 |
| Average |
-0.629 |
-0.166 |
0.227 |
15.878 |
199.359 |
| Median |
-0.785 |
-0.199 |
0.359 |
21.057 |
197.894 |
| Deviation |
0.344 |
0.146 |
0.678 |
49.607 |
22.876 |
Key shock
parameters (About, Top)
| Method |
ThetaBn |
Shock Speed |
Compression |
| MC |
66.3 ± 1.8 |
289.0 ± 0.3 |
1.84 ± 0.04 |
| VC |
86.8 ± 1.2 |
346.2 ± 0.7 |
1.84 ± 0.04 |
| MX1 |
86.9 ± 1.2 |
334.0 ± 0.7 |
1.84 ± 0.04 |
| MX2 |
87.3 ± 1.2 |
336.4 ± 0.7 |
1.84 ± 0.04 |
| MX3 |
87.7 ± 1.2 |
339.4 ± 0.7 |
1.84 ± 0.04 |
| RH08 |
70.8 ± 2.3 |
125.7 ± 0.2 |
1.84 ± 0.04 |
| RH09 |
72.8 ± 2.3 |
68.7 ± 0.5 |
1.84 ± 0.04 |
| RH10 |
72.2 ± 2.3 |
64.8 ± 2.0 |
1.84 ± 0.04 |
| Average |
78.9 |
238.0 |
1.84 |
| Median |
86.8 |
334.0 |
1.84 |
| Deviation |
9.1 |
128.0 |
0.00 |
Upstream wave speeds
and
mach numbers (About, Top)
|
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
| MC |
29.9 ± 0.5 |
5.0 ± 0.1 |
7.0 ± 0.3 |
23.7 ± 0.5 |
6.02 ± 0.07 |
1.26 ± 0.01 |
| VC |
61.8 ± 0.5 |
0.7 ± 0.0 |
1.0 ± 0.0 |
24.2 ± 0.5 |
92.54 ± 1.72 |
2.55 ± 0.05 |
| MX1 |
61.3 ± 0.5 |
0.6 ± 0.0 |
0.9 ± 0.0 |
24.2 ± 0.5 |
94.64 ± 1.80 |
2.53 ± 0.05 |
| MX2 |
61.3 ± 0.5 |
0.6 ± 0.0 |
0.8 ± 0.0 |
24.2 ± 0.5 |
106.75 ± 2.02 |
2.53 ± 0.05 |
| MX3 |
61.3 ± 0.5 |
0.5 ± 0.0 |
0.7 ± 0.0 |
24.2 ± 0.5 |
127.86 ± 2.40 |
2.53 ± 0.05 |
| RH8 |
-1.3 ± 0.4 |
4.0 ± 0.1 |
5.7 ± 0.3 |
23.9 ± 0.5 |
-0.32 ± 0.10 |
-0.05 ± 0.02 |
| RH9 |
32.8 ± 0.3 |
3.6 ± 0.1 |
5.1 ± 0.2 |
24.0 ± 0.5 |
9.10 ± 0.25 |
1.37 ± 0.04 |
| RH10 |
32.3 ± 0.3 |
3.8 ± 0.1 |
5.3 ± 0.2 |
23.9 ± 0.5 |
8.62 ± 0.23 |
1.35 ± 0.04 |
| Average |
42.4 |
2.3 |
3.3 |
24.1 |
55.7 |
1.8 |
| Median |
61.3 |
3.6 |
5.1 |
24.2 |
92.5 |
2.5 |
| Deviation |
23.0 |
1.9 |
2.7 |
0.2 |
54.4 |
0.9 |
Downstream wave speeds
and
mach numbers (About, Top)
|
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
| MC |
16.3 ± 0.4 |
6.4 ± 0.1 |
8.7 ± 0.1 |
30.5 ± 0.4 |
2.55 ± 0.09 |
0.53 ± 0.02 |
| VC |
33.9 ± 0.5 |
0.9 ± 0.0 |
1.2 ± 0.0 |
31.2 ± 0.4 |
39.51 ± 1.03 |
1.09 ± 0.03 |
| MX1 |
33.6 ± 0.6 |
0.8 ± 0.0 |
1.2 ± 0.0 |
31.2 ± 0.4 |
40.31 ± 1.09 |
1.08 ± 0.03 |
| MX2 |
33.6 ± 0.6 |
0.7 ± 0.0 |
1.0 ± 0.0 |
31.2 ± 0.4 |
45.46 ± 1.24 |
1.08 ± 0.03 |
| MX3 |
33.6 ± 0.6 |
0.6 ± 0.0 |
0.9 ± 0.0 |
31.2 ± 0.4 |
54.44 ± 1.48 |
1.08 ± 0.03 |
| RH8 |
-0.7 ± 0.4 |
5.2 ± 0.1 |
7.1 ± 0.1 |
30.7 ± 0.4 |
-0.14 ± 0.08 |
-0.02 ± 0.01 |
| RH9 |
18.1 ± 0.5 |
4.6 ± 0.1 |
6.4 ± 0.1 |
30.8 ± 0.4 |
3.89 ± 0.12 |
0.59 ± 0.02 |
| RH10 |
17.8 ± 0.5 |
4.8 ± 0.1 |
6.6 ± 0.1 |
30.8 ± 0.4 |
3.68 ± 0.11 |
0.58 ± 0.02 |
| Average |
23.3 |
3.0 |
4.1 |
30.9 |
23.7 |
0.7 |
| Median |
33.6 |
4.6 |
6.4 |
31.2 |
39.5 |
1.1 |
| Deviation |
12.6 |
2.5 |
3.3 |
0.3 |
23.2 |
0.4 |
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)
| 
