Database: Wind Shock Analysis
Event ID: 20050511532
Observation time: 02/20/2005 51.64738 1532 [UT]
|
|
General
Information (About, Top)
| Year |
2005 |
| Fractional day of year |
51.647378 |
| Arrival time of shock [seconds of day] |
55933.5 ± 30.0 |
| Shock type |
SF |
| Electron data availability |
0 |
| X GSE location of spacecraft [Re] |
231.404 |
| Y GSE location of spacecraft [Re] |
-91.596 |
| Z GSE location of spacecraft [Re] |
5.224 |
| Upstream plasma points selected for analysis |
0009 |
| Upstream field points selected for analysis |
0291 |
| Downstream plasma points selected for analysis |
0008
|
| Downstream field points selected for analysis |
0260 |
| Minimum chisq/dof for RH8,RH9,RH10 |
9.54, 12.03, 12.97 |
Event added to database
|
Mon Sep 23 15:48:53 2013
|
Event last processed
|
Tue Sep 24 15:51:27 2013
|
Method selected
|
RH08
|
Propagation delay to Earth [minutes]
|
60.407 ± 27.419
|
Asymptotic
plasma
parameters (About, Top)
|
Parameter
|
Upstream
|
Downstream
|
| Vx GSE [km/s] |
-434.3 ± 1.6 |
-447.4 ± 3.7 |
| Vy GSE [km/s] |
-5.5 ± 1.3 |
-19.3 ± 4.3 |
| Vz GSE [km/s] |
-15.3 ± 2.1 |
-19.8 ± 3.7 |
| Wi [km/s] |
23.0 ± 0.6 |
31.0 ± 1.5 |
| We [km/s] |
728.6 ± 19.3 |
979.2 ± 48.1 |
| Ni [n/cc] |
3.5 ± 0.3 |
5.9 ± 0.3 |
| Bx GSE [nT] |
-2.6 ± 0.2 |
2.5 ± 0.2 |
| By GSE [nT] |
-5.4 ± 0.1 |
-3.3 ± 0.3 |
| Bz GSE [nT] |
-1.5 ± 0.3 |
1.4 ± 0.4 |
Plasma Beta
|
0.100 ± 0.096
|
0.611 ± 0.609
|
Sound Speed [km/s]
|
29.74 ± 0.79
|
39.97 ± 1.96
|
Alfven Speed [km/s]
|
73.17 ± 3.56
|
39.67 ± 0.86
|
Best values of
shock
front normal for each method (About, Top)
| Method |
Nx |
Ny |
Nz |
Theta [degrees] |
Phi [degrees] |
| MC |
-0.290 ± 0.034 |
0.943 ± 0.014 |
-0.166 ± 0.165 |
-9.56 ± 3.28 |
107.09 ± 2.06 |
| VC |
-0.679 ± 0.115 |
-0.706 ± 0.111 |
-0.203 ± 0.200 |
-11.69 ± 10.12 |
226.13 ± 9.08 |
| MX1 |
-0.693 ± 0.528 |
0.657 ± 0.555 |
0.299 ± 0.289 |
17.37 ± 22.18 |
136.52 ± 45.46 |
| MX2 |
-0.263 ± 0.048 |
0.941 ± 0.016 |
-0.213 ± 0.210 |
-12.30 ± 2.51 |
105.64 ± 2.93 |
| MX3 |
-0.935 ± 0.460 |
0.347 ± 1.235 |
0.078 ± 0.078 |
4.46 ± 30.52 |
159.65 ± 75.72 |
| RH08 |
-0.512 ± 0.017 |
0.086 ± 0.033 |
0.855 ± 0.532 |
58.73 ± 1.10 |
170.47 ± 3.63 |
| RH09 |
-0.512 ± 0.039 |
0.086 ± 0.070 |
0.855 ± 0.532 |
58.73 ± 2.55 |
170.47 ± 7.78 |
| RH10 |
-0.512 ± 0.041 |
0.086 ± 0.069 |
0.855 ± 0.532 |
58.73 ± 2.65 |
170.47 ± 7.74 |
| Average |
-0.549 |
0.305 |
0.295 |
20.560 |
155.807 |
| Median |
-0.512 |
0.347 |
0.299 |
17.370 |
170.474 |
| Deviation |
0.220 |
0.548 |
0.494 |
33.097 |
39.400 |
Key shock
parameters (About, Top)
| Method |
ThetaBn |
Shock Speed |
Compression |
| MC |
48.8 ± 2.9 |
102.9 ± 1.4 |
1.69 ± 0.14 |
| VC |
17.9 ± 2.2 |
350.6 ± 2.4 |
1.69 ± 0.14 |
| MX1 |
69.4 ± 2.0 |
289.0 ± 0.9 |
1.69 ± 0.14 |
| MX2 |
48.9 ± 3.0 |
91.8 ± 1.4 |
1.69 ± 0.14 |
| MX3 |
85.7 ± 2.2 |
420.8 ± 0.9 |
1.69 ± 0.14 |
| RH08 |
86.2 ± 2.0 |
214.1 ± 0.9 |
1.69 ± 0.14 |
| RH09 |
86.2 ± 2.0 |
214.1 ± 0.9 |
1.69 ± 0.14 |
| RH10 |
86.2 ± 2.0 |
214.1 ± 7.2 |
1.69 ± 0.14 |
| Average |
66.2 |
237.2 |
1.69 |
| Median |
85.7 |
214.1 |
1.69 |
| Deviation |
25.4 |
113.4 |
0.00 |
Upstream wave speeds
and
mach numbers (About, Top)
|
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
| MC |
-20.4 ± 1.7 |
18.7 ± 0.5 |
48.2 ± 2.3 |
76.8 ± 3.4 |
-1.09 ± 0.11 |
-0.27 ± 0.03 |
| VC |
48.9 ± 1.3 |
28.0 ± 0.7 |
69.6 ± 3.4 |
73.8 ± 3.5 |
1.74 ± 0.08 |
0.66 ± 0.03 |
| MX1 |
-3.5 ± 1.6 |
9.8 ± 0.2 |
25.7 ± 1.3 |
78.4 ± 3.3 |
-0.37 ± 0.17 |
-0.05 ± 0.02 |
| MX2 |
-20.7 ± 1.7 |
18.6 ± 0.5 |
48.1 ± 2.3 |
76.8 ± 3.4 |
-1.11 ± 0.11 |
-0.27 ± 0.03 |
| MX3 |
18.0 ± 1.7 |
2.1 ± 0.1 |
5.5 ± 0.3 |
79.0 ± 3.3 |
8.75 ± 0.74 |
0.23 ± 0.02 |
| RH8 |
5.4 ± 1.4 |
1.8 ± 0.0 |
4.8 ± 0.2 |
79.0 ± 3.3 |
2.96 ± 0.73 |
0.07 ± 0.02 |
| RH9 |
5.4 ± 1.4 |
1.8 ± 0.0 |
4.8 ± 0.2 |
79.0 ± 3.3 |
2.96 ± 0.73 |
0.07 ± 0.02 |
| RH10 |
5.4 ± 1.4 |
1.8 ± 0.0 |
4.8 ± 0.2 |
79.0 ± 3.3 |
2.96 ± 0.73 |
0.07 ± 0.02 |
| Average |
4.8 |
10.3 |
26.5 |
77.7 |
2.1 |
0.1 |
| Median |
5.4 |
9.8 |
25.7 |
79.0 |
3.0 |
0.1 |
| Deviation |
22.3 |
10.3 |
25.8 |
1.8 |
3.2 |
0.3 |
Downstream wave speeds
and
mach numbers (About, Top)
|
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
| MC |
-11.9 ± 3.1 |
19.8 ± 0.6 |
26.1 ± 0.6 |
52.7 ± 1.5 |
-0.60 ± 0.17 |
-0.23 ± 0.06 |
| VC |
29.3 ± 5.6 |
33.1 ± 0.9 |
37.8 ± 0.8 |
45.6 ± 1.3 |
0.89 ± 0.18 |
0.64 ± 0.13 |
| MX1 |
-2.3 ± 2.8 |
10.1 ± 0.3 |
14.0 ± 0.3 |
55.4 ± 1.6 |
-0.23 ± 0.28 |
-0.04 ± 0.05 |
| MX2 |
-12.1 ± 3.0 |
19.7 ± 0.6 |
26.1 ± 0.6 |
52.8 ± 1.5 |
-0.62 ± 0.16 |
-0.23 ± 0.06 |
| MX3 |
10.8 ± 2.6 |
2.1 ± 0.1 |
3.0 ± 0.1 |
56.3 ± 1.6 |
5.15 ± 1.24 |
0.19 ± 0.05 |
| RH8 |
3.6 ± 3.0 |
1.9 ± 0.1 |
2.6 ± 0.1 |
56.3 ± 1.6 |
1.97 ± 1.69 |
0.06 ± 0.06 |
| RH9 |
3.6 ± 3.0 |
1.9 ± 0.1 |
2.6 ± 0.1 |
56.3 ± 1.6 |
1.97 ± 1.69 |
0.06 ± 0.06 |
| RH10 |
3.6 ± 3.0 |
1.9 ± 0.1 |
2.6 ± 0.1 |
56.3 ± 1.6 |
1.97 ± 1.69 |
0.06 ± 0.06 |
| Average |
3.1 |
11.3 |
14.3 |
54.0 |
1.3 |
0.1 |
| Median |
3.6 |
10.1 |
14.0 |
56.3 |
2.0 |
0.1 |
| Deviation |
13.3 |
11.8 |
14.0 |
3.7 |
1.9 |
0.3 |
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)
| 
