Database: Wind Shock Analysis
Event ID: 20141101020
Observation time: 04/20/2014 110.43095 1020 [UT]
|
|
General
Information (About, Top)
| Year |
2014 |
| Fractional day of year |
110.430955 |
| Arrival time of shock [seconds of day] |
37234.5 ± 50.0 |
| Shock type |
FF |
| Electron data availability |
0 |
X GSE location of spacecraft [Re] |
259.832 |
| Y GSE location of spacecraft [Re] |
-26.925 |
| Z GSE location of spacecraft [Re] |
20.343 |
| Upstream plasma points selected for analysis |
0006 |
| Upstream field points selected for analysis |
0196 |
| Downstream plasma points selected for analysis |
0006
|
| Downstream field points selected for analysis |
0212 |
| Minimum chisq/dof for RH8,RH9,RH10 |
9.62, 28.88, 30.21 |
Event added to database
|
Wed Jun 11 01:52:40 2014
|
Event last processed
|
Wed Jun 11 03:14:26 2014
|
Method selected
|
RH08
|
Propagation delay to Earth [minutes]
|
40.315 ± 3.842
|
Asymptotic
plasma
parameters (About, Top)
|
Parameter
|
Upstream
|
Downstream
|
| Vx GSE [km/s] |
-515.8 ± 2.7 |
-590.3 ± 5.5 |
| Vy GSE [km/s] |
22.6 ± 4.9 |
-3.5 ± 10.1 |
| Vz GSE [km/s] |
-0.8 ± 2.3 |
28.0 ± 3.8 |
| Wi [km/s] |
20.0 ± 0.9 |
34.5 ± 3.8 |
| We [km/s] |
632.9 ± 29.9 |
1092.1 ± 119.6 |
| Ni [n/cc] |
4.1 ± 0.1 |
13.5 ± 2.0 |
| Bx GSE [nT] |
1.0 ± 0.5 |
5.2 ± 1.0 |
| By GSE [nT] |
-0.9 ± 0.5 |
-4.9 ± 1.0 |
| Bz GSE [nT] |
6.6 ± 0.3 |
16.0 ± 0.7 |
Plasma Beta
|
0.076 ± 0.078
|
0.110 ± 0.111
|
Sound Speed [km/s]
|
25.84 ± 1.22
|
44.59 ± 4.88
|
Alfven Speed [km/s]
|
72.79 ± 3.42
|
104.79 ± 5.71
|
Best values of
shock
front normal for each method (About, Top)
| Method |
Nx |
Ny |
Nz |
Theta [degrees] |
Phi [degrees] |
| MC |
-0.681 ± 0.299 |
0.536 ± 0.372 |
0.500 ± 0.453 |
29.98 ± 10.59 |
141.79 ± 30.97 |
| VC |
-0.888 ± 0.042 |
-0.307 ± 0.112 |
0.341 ± 0.327 |
19.96 ± 2.93 |
199.10 ± 7.20 |
| MX1 |
-0.912 ± 0.043 |
-0.304 ± 0.118 |
0.277 ± 0.270 |
16.09 ± 3.92 |
198.43 ± 7.44 |
| MX2 |
-0.913 ± 0.042 |
-0.291 ± 0.121 |
0.284 ± 0.276 |
16.51 ± 3.46 |
197.68 ± 7.61 |
| MX3 |
-0.914 ± 0.042 |
-0.284 ± 0.124 |
0.288 ± 0.280 |
16.74 ± 3.23 |
197.27 ± 7.78 |
| RH08 |
-0.939 ± 0.006 |
-0.192 ± 0.022 |
0.285 ± 0.277 |
16.55 ± 0.70 |
191.53 ± 1.36 |
| RH09 |
-0.928 ± 0.026 |
-0.241 ± 0.069 |
0.285 ± 0.277 |
16.55 ± 3.98 |
194.54 ± 4.24 |
| RH10 |
-0.928 ± 0.026 |
-0.241 ± 0.069 |
0.285 ± 0.277 |
16.55 ± 3.98 |
194.54 ± 4.24 |
| Average |
-0.888 |
-0.165 |
0.318 |
18.616 |
189.361 |
| Median |
-0.913 |
-0.241 |
0.285 |
16.554 |
197.272 |
| Deviation |
0.085 |
0.286 |
0.076 |
4.750 |
19.383 |
Key shock
parameters (About, Top)
| Method |
ThetaBn |
Shock Speed |
Compression |
| MC |
70.8 ± 5.1 |
441.3 ± 2.2 |
3.30 ± 0.47 |
| VC |
75.6 ± 2.4 |
575.9 ± 2.3 |
3.30 ± 0.47 |
| MX1 |
79.5 ± 2.4 |
587.8 ± 2.3 |
3.30 ± 0.47 |
| MX2 |
79.2 ± 2.5 |
589.4 ± 2.3 |
3.30 ± 0.47 |
| MX3 |
79.1 ± 2.5 |
590.1 ± 2.3 |
3.30 ± 0.47 |
| RH08 |
80.1 ± 2.9 |
605.6 ± 2.3 |
3.30 ± 0.47 |
| RH09 |
79.7 ± 2.7 |
598.5 ± 2.3 |
3.30 ± 0.47 |
| RH10 |
79.7 ± 2.7 |
598.5 ± 13.4 |
3.30 ± 0.47 |
| Average |
78.0 |
573.4 |
3.30 |
| Median |
79.5 |
590.1 |
3.30 |
| Deviation |
3.2 |
54.1 |
0.00 |
Upstream wave speeds
and
mach numbers (About, Top)
|
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
| MC |
78.5 ± 2.5 |
8.0 ± 0.4 |
23.9 ± 1.1 |
76.8 ± 3.4 |
9.79 ± 0.57 |
1.02 ± 0.06 |
| VC |
125.0 ± 3.5 |
6.1 ± 0.3 |
18.1 ± 0.9 |
77.0 ± 3.4 |
20.63 ± 0.84 |
1.63 ± 0.08 |
| MX1 |
124.8 ± 3.5 |
4.4 ± 0.2 |
13.2 ± 0.6 |
77.1 ± 3.4 |
28.16 ± 1.17 |
1.62 ± 0.08 |
| MX2 |
125.0 ± 3.4 |
4.6 ± 0.2 |
13.6 ± 0.6 |
77.1 ± 3.4 |
27.45 ± 1.14 |
1.62 ± 0.08 |
| MX3 |
125.1 ± 3.4 |
4.6 ± 0.2 |
13.8 ± 0.6 |
77.1 ± 3.4 |
27.08 ± 1.12 |
1.63 ± 0.08 |
| RH8 |
125.8 ± 3.1 |
4.2 ± 0.2 |
12.5 ± 0.6 |
77.1 ± 3.4 |
30.07 ± 1.26 |
1.63 ± 0.08 |
| RH9 |
125.6 ± 3.3 |
4.4 ± 0.2 |
13.1 ± 0.6 |
77.1 ± 3.4 |
28.73 ± 1.20 |
1.63 ± 0.08 |
| RH10 |
125.6 ± 3.3 |
4.4 ± 0.2 |
13.1 ± 0.6 |
77.1 ± 3.4 |
28.73 ± 1.20 |
1.63 ± 0.08 |
| Average |
119.4 |
5.1 |
15.2 |
77.1 |
25.1 |
1.6 |
| Median |
125.1 |
4.6 |
13.6 |
77.1 |
28.2 |
1.6 |
| Deviation |
16.5 |
1.3 |
3.9 |
0.1 |
6.8 |
0.2 |
Downstream wave speeds
and
mach numbers (About, Top)
|
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
| MC |
27.4 ± 8.0 |
13.5 ± 1.3 |
34.4 ± 1.9 |
113.1 ± 5.9 |
2.07 ± 0.73 |
0.24 ± 0.08 |
| VC |
41.0 ± 6.2 |
10.2 ± 1.0 |
26.0 ± 1.4 |
113.5 ± 6.0 |
4.02 ± 0.56 |
0.36 ± 0.06 |
| MX1 |
41.0 ± 6.2 |
7.5 ± 0.7 |
19.1 ± 1.0 |
113.7 ± 6.0 |
5.49 ± 0.76 |
0.36 ± 0.06 |
| MX2 |
41.2 ± 6.2 |
7.7 ± 0.7 |
19.6 ± 1.1 |
113.7 ± 6.0 |
5.38 ± 0.75 |
0.36 ± 0.06 |
| MX3 |
41.3 ± 6.2 |
7.8 ± 0.7 |
19.9 ± 1.1 |
113.7 ± 6.0 |
5.31 ± 0.74 |
0.36 ± 0.06 |
| RH8 |
42.6 ± 6.0 |
7.0 ± 0.7 |
18.0 ± 1.0 |
113.7 ± 6.0 |
6.06 ± 0.88 |
0.37 ± 0.06 |
| RH9 |
42.0 ± 6.1 |
7.4 ± 0.7 |
18.8 ± 1.0 |
113.7 ± 6.0 |
5.71 ± 0.81 |
0.37 ± 0.06 |
| RH10 |
42.0 ± 6.1 |
7.4 ± 0.7 |
18.8 ± 1.0 |
113.7 ± 6.0 |
5.71 ± 0.81 |
0.37 ± 0.06 |
| Average |
39.8 |
8.6 |
21.8 |
113.6 |
5.0 |
0.4 |
| Median |
41.3 |
7.7 |
19.6 |
113.7 |
5.5 |
0.4 |
| Deviation |
5.0 |
2.2 |
5.7 |
0.2 |
1.3 |
0.0 |
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)
| 
