Database: Wind Shock Analysis
Event ID: 20093390526
Observation time: 12/05/2009 339.22641 0526 [UT]
|
|
General
Information (About, Top)
| Year |
2009 |
| Fractional day of year |
339.226406 |
| Arrival time of shock [seconds of day] |
19561.5 ± 30.0 |
| Shock type |
FF |
| Electron data availability |
0 |
X GSE location of spacecraft [Re] |
255.283 |
| Y GSE location of spacecraft [Re] |
-20.181 |
| Z GSE location of spacecraft [Re] |
24.611 |
| Upstream plasma points selected for analysis |
0005 |
| Upstream field points selected for analysis |
0192 |
| Downstream plasma points selected for analysis |
0013
|
| Downstream field points selected for analysis |
0415 |
| Minimum chisq/dof for RH8,RH9,RH10 |
6.31, 19.06, 21.80 |
Event added to database
|
Wed Sep 25 10:25:11 2013
|
Event last processed
|
Wed Sep 25 11:05:40 2013
|
Method selected
|
RH08
|
Propagation delay to Earth [minutes]
|
73.036 ± 39.815
|
Asymptotic
plasma
parameters (About, Top)
|
Parameter
|
Upstream
|
Downstream
|
| Vx GSE [km/s] |
-235.6 ± 0.7 |
-255.5 ± 1.5 |
| Vy GSE [km/s] |
-5.6 ± 0.5 |
-23.4 ± 0.8 |
| Vz GSE [km/s] |
-3.2 ± 0.4 |
-19.9 ± 1.3 |
| Wi [km/s] |
11.7 ± 0.2 |
14.4 ± 0.4 |
| We [km/s] |
369.0 ± 5.2 |
454.7 ± 12.1 |
| Ni [n/cc] |
11.5 ± 0.3 |
26.0 ± 0.7 |
| Bx GSE [nT] |
1.5 ± 0.0 |
1.9 ± 0.3 |
| By GSE [nT] |
-0.7 ± 0.1 |
-1.4 ± 0.3 |
| Bz GSE [nT] |
0.4 ± 0.0 |
0.2 ± 0.2 |
Plasma Beta
|
1.131 ± 1.157
|
2.246 ± 1.874
|
Sound Speed [km/s]
|
15.06 ± 0.21
|
18.56 ± 0.50
|
Alfven Speed [km/s]
|
10.99 ± 0.43
|
10.17 ± 1.82
|
Best values of
shock
front normal for each method (About, Top)
| Method |
Nx |
Ny |
Nz |
Theta [degrees] |
Phi [degrees] |
| MC |
-0.871 ± 0.158 |
-0.283 ± 0.410 |
-0.402 ± 0.378 |
-23.67 ± 12.92 |
197.99 ± 26.88 |
| VC |
-0.632 ± 0.035 |
-0.567 ± 0.039 |
-0.528 ± 0.472 |
-31.87 ± 1.87 |
221.87 ± 3.34 |
| MX1 |
-0.853 ± 0.161 |
-0.280 ± 0.434 |
-0.440 ± 0.410 |
-26.14 ± 10.30 |
198.15 ± 29.13 |
| MX2 |
-0.853 ± 0.163 |
-0.302 ± 0.398 |
-0.426 ± 0.398 |
-25.18 ± 11.86 |
199.51 ± 26.64 |
| MX3 |
-0.818 ± 0.153 |
-0.450 ± 0.209 |
-0.358 ± 0.342 |
-20.98 ± 19.49 |
208.78 ± 14.05 |
| RH08 |
-0.401 ± 0.009 |
-0.382 ± 0.009 |
0.832 ± 0.545 |
56.35 ± 0.64 |
223.62 ± 0.84 |
| RH09 |
-0.555 ± 0.055 |
-0.529 ± 0.056 |
0.642 ± 0.535 |
39.98 ± 3.01 |
223.62 ± 5.30 |
| RH10 |
-0.548 ± 0.058 |
-0.522 ± 0.060 |
0.654 ± 0.539 |
40.82 ± 3.89 |
223.62 ± 5.36 |
| Average |
-0.691 |
-0.414 |
-0.003 |
1.161 |
212.147 |
| Median |
-0.632 |
-0.382 |
-0.358 |
-20.984 |
221.872 |
| Deviation |
0.180 |
0.118 |
0.595 |
37.344 |
12.286 |
Key shock
parameters (About, Top)
| Method |
ThetaBn |
Shock Speed |
Compression |
| MC |
43.5 ± 0.8 |
260.5 ± 0.3 |
2.28 ± 0.08 |
| VC |
65.1 ± 0.8 |
210.5 ± 0.3 |
2.28 ± 0.08 |
| MX1 |
44.0 ± 0.8 |
256.7 ± 0.3 |
2.28 ± 0.08 |
| MX2 |
45.1 ± 0.8 |
257.0 ± 0.3 |
2.28 ± 0.08 |
| MX3 |
53.3 ± 0.9 |
250.9 ± 0.3 |
2.28 ± 0.08 |
| RH08 |
89.6 ± 1.2 |
95.5 ± 0.2 |
2.28 ± 0.08 |
| RH09 |
83.2 ± 1.3 |
148.9 ± 0.2 |
2.28 ± 0.08 |
| RH10 |
83.5 ± 1.3 |
146.5 ± 1.7 |
2.28 ± 0.08 |
| Average |
63.4 |
203.3 |
2.28 |
| Median |
65.1 |
250.9 |
2.28 |
| Deviation |
19.6 |
64.5 |
0.00 |
Upstream wave speeds
and
mach numbers (About, Top)
|
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
| MC |
52.4 ± 0.7 |
6.9 ± 0.2 |
8.0 ± 0.3 |
17.3 ± 0.3 |
7.56 ± 0.26 |
3.03 ± 0.08 |
| VC |
56.6 ± 0.6 |
3.8 ± 0.1 |
4.6 ± 0.2 |
18.3 ± 0.3 |
14.87 ± 0.50 |
3.10 ± 0.08 |
| MX1 |
52.8 ± 0.7 |
6.9 ± 0.2 |
7.9 ± 0.3 |
17.3 ± 0.3 |
7.69 ± 0.26 |
3.05 ± 0.08 |
| MX2 |
53.0 ± 0.7 |
6.7 ± 0.2 |
7.8 ± 0.3 |
17.4 ± 0.3 |
7.89 ± 0.27 |
3.05 ± 0.08 |
| MX3 |
54.5 ± 0.6 |
5.6 ± 0.2 |
6.6 ± 0.3 |
17.8 ± 0.3 |
9.81 ± 0.34 |
3.06 ± 0.08 |
| RH8 |
1.5 ± 0.3 |
0.1 ± 0.0 |
0.1 ± 0.0 |
18.6 ± 0.3 |
25.81 ± 6.35 |
0.08 ± 0.02 |
| RH9 |
17.4 ± 0.3 |
1.1 ± 0.0 |
1.3 ± 0.1 |
18.6 ± 0.3 |
16.54 ± 0.74 |
0.93 ± 0.04 |
| RH10 |
16.6 ± 0.3 |
1.0 ± 0.0 |
1.2 ± 0.0 |
18.6 ± 0.3 |
16.59 ± 0.76 |
0.89 ± 0.03 |
| Average |
38.1 |
4.0 |
4.7 |
18.0 |
13.3 |
2.1 |
| Median |
52.8 |
5.6 |
6.6 |
18.3 |
14.9 |
3.0 |
| Deviation |
22.3 |
2.9 |
3.4 |
0.6 |
6.4 |
1.3 |
Downstream wave speeds
and
mach numbers (About, Top)
|
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
| MC |
23.3 ± 1.5 |
6.8 ± 1.0 |
7.4 ± 1.3 |
20.1 ± 0.6 |
3.50 ± 0.48 |
1.16 ± 0.08 |
| VC |
25.1 ± 1.2 |
3.8 ± 0.6 |
4.3 ± 0.8 |
20.9 ± 0.8 |
6.77 ± 0.98 |
1.20 ± 0.06 |
| MX1 |
23.4 ± 1.5 |
6.7 ± 1.0 |
7.3 ± 1.3 |
20.1 ± 0.6 |
3.55 ± 0.49 |
1.17 ± 0.08 |
| MX2 |
23.5 ± 1.5 |
6.6 ± 1.0 |
7.2 ± 1.3 |
20.2 ± 0.6 |
3.64 ± 0.50 |
1.17 ± 0.08 |
| MX3 |
24.2 ± 1.3 |
5.5 ± 0.8 |
6.1 ± 1.1 |
20.5 ± 0.7 |
4.49 ± 0.63 |
1.18 ± 0.07 |
| RH8 |
0.6 ± 1.0 |
0.1 ± 0.0 |
0.1 ± 0.0 |
21.2 ± 0.8 |
10.70 ± 16.22 |
0.03 ± 0.05 |
| RH9 |
7.6 ± 0.9 |
1.0 ± 0.1 |
1.2 ± 0.2 |
21.2 ± 0.8 |
7.42 ± 1.42 |
0.36 ± 0.05 |
| RH10 |
7.3 ± 0.9 |
1.0 ± 0.1 |
1.1 ± 0.2 |
21.2 ± 0.8 |
7.45 ± 1.45 |
0.34 ± 0.05 |
| Average |
16.9 |
3.9 |
4.3 |
20.7 |
5.9 |
0.8 |
| Median |
23.4 |
5.5 |
6.1 |
20.9 |
6.8 |
1.2 |
| Deviation |
10.0 |
2.9 |
3.1 |
0.5 |
2.6 |
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)
| 
