Database: Wind Shock Analysis
Event ID: 20140480534
Observation time: 02/17/2014 48.23252 0534 [UT]
|
|
General
Information (About, Top)
| Year |
2014 |
| Fractional day of year |
48.232517 |
| Arrival time of shock [seconds of day] |
20089.5 ± 20.0 |
| Shock type |
FR |
| Electron data availability |
0 |
X GSE location of spacecraft [Re] |
206.985 |
| Y GSE location of spacecraft [Re] |
93.846 |
| Z GSE location of spacecraft [Re] |
-7.110 |
| Upstream plasma points selected for analysis |
0007 |
| Upstream field points selected for analysis |
0206 |
| Downstream plasma points selected for analysis |
0007
|
| Downstream field points selected for analysis |
0242 |
| Minimum chisq/dof for RH8,RH9,RH10 |
5.21, 21.68, 22.44 |
Event added to database
|
Wed Jun 11 01:31:29 2014
|
Event last processed
|
Wed Jun 11 02:59:35 2014
|
Method selected
|
RH08
|
Propagation delay to Earth [minutes]
|
65.635 ± 5.918
|
Asymptotic
plasma
parameters (About, Top)
|
Parameter
|
Upstream
|
Downstream
|
| Vx GSE [km/s] |
-383.3 ± 1.9 |
-413.2 ± 2.4 |
| Vy GSE [km/s] |
-27.8 ± 1.1 |
-22.1 ± 5.5 |
| Vz GSE [km/s] |
-39.2 ± 9.1 |
13.0 ± 6.6 |
| Wi [km/s] |
25.2 ± 0.8 |
20.3 ± 0.6 |
| We [km/s] |
795.5 ± 25.2 |
643.4 ± 17.5 |
| Ni [n/cc] |
3.2 ± 0.1 |
2.0 ± 0.1 |
| Bx GSE [nT] |
3.6 ± 0.2 |
2.0 ± 0.1 |
| By GSE [nT] |
-5.3 ± 0.4 |
-2.7 ± 0.3 |
| Bz GSE [nT] |
2.6 ± 0.3 |
2.2 ± 0.4 |
Plasma Beta
|
0.090 ± 0.083
|
0.104 ± 0.102
|
Sound Speed [km/s]
|
32.48 ± 1.03
|
26.27 ± 0.71
|
Alfven Speed [km/s]
|
84.37 ± 5.12
|
63.07 ± 1.35
|
Best values of
shock
front normal for each method (About, Top)
| Method |
Nx |
Ny |
Nz |
Theta [degrees] |
Phi [degrees] |
| MC |
-0.273 ± 0.526 |
-0.418 ± 0.609 |
-0.866 ± 0.523 |
-60.05 ± 43.91 |
236.91 ± 52.14 |
| VC |
-0.509 ± 0.073 |
0.090 ± 0.078 |
0.856 ± 0.531 |
58.88 ± 4.84 |
169.94 ± 8.72 |
| MX1 |
-0.627 ± 1.131 |
0.776 ± 0.916 |
0.070 ± 0.069 |
3.99 ± 67.48 |
128.97 ± 83.48 |
| MX2 |
-0.481 ± 1.279 |
0.871 ± 0.713 |
-0.098 ± 0.097 |
-5.60 ± 69.09 |
118.90 ± 84.05 |
| MX3 |
-0.764 ± 0.724 |
0.499 ± 0.989 |
0.409 ± 0.384 |
24.12 ± 60.57 |
146.86 ± 72.01 |
| RH08 |
-0.783 ± 0.007 |
-0.540 ± 0.010 |
-0.307 ± 0.297 |
-17.89 ± 0.66 |
214.60 ± 0.69 |
| RH09 |
-0.804 ± 0.042 |
-0.534 ± 0.060 |
-0.263 ± 0.256 |
-15.22 ± 4.00 |
213.59 ± 4.20 |
| RH10 |
-0.804 ± 0.042 |
-0.534 ± 0.060 |
-0.263 ± 0.256 |
-15.22 ± 4.00 |
213.59 ± 4.20 |
| Average |
-0.631 |
0.026 |
-0.058 |
-3.375 |
180.419 |
| Median |
-0.627 |
0.090 |
-0.098 |
-5.599 |
213.593 |
| Deviation |
0.195 |
0.615 |
0.517 |
34.631 |
45.084 |
Key shock
parameters (About, Top)
| Method |
ThetaBn |
Shock Speed |
Compression |
| MC |
81.8 ± 2.8 |
216.4 ± 3.2 |
0.62 ± 0.04 |
| VC |
89.0 ± 2.8 |
55.9 ± 3.4 |
0.62 ± 0.04 |
| MX1 |
26.2 ± 2.9 |
173.8 ± 1.5 |
0.62 ± 0.04 |
| MX2 |
17.0 ± 3.0 |
141.9 ± 1.3 |
0.62 ± 0.04 |
| MX3 |
50.9 ± 2.7 |
187.2 ± 2.2 |
0.62 ± 0.04 |
| RH08 |
83.8 ± 1.6 |
321.2 ± 1.3 |
0.62 ± 0.04 |
| RH09 |
83.8 ± 1.5 |
321.7 ± 1.2 |
0.62 ± 0.04 |
| RH10 |
83.8 ± 1.5 |
321.7 ± 8.5 |
0.62 ± 0.04 |
| Average |
64.5 |
217.5 |
0.62 |
| Median |
83.8 |
216.4 |
0.62 |
| Deviation |
29.1 |
98.0 |
0.00 |
Upstream wave speeds
and
mach numbers (About, Top)
|
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
| MC |
66.3 ± 7.8 |
4.3 ± 0.1 |
12.1 ± 0.7 |
90.3 ± 4.8 |
15.32 ± 1.94 |
0.74 ± 0.12 |
| VC |
-103.1 ± 7.8 |
0.5 ± 0.0 |
1.5 ± 0.1 |
90.4 ± 4.8 |
-194.89 ± 16.83 |
-1.15 ± 0.14 |
| MX1 |
-42.4 ± 1.5 |
28.7 ± 0.9 |
75.7 ± 4.6 |
85.7 ± 5.0 |
-1.48 ± 0.06 |
-0.50 ± 0.03 |
| MX2 |
-22.1 ± 1.9 |
30.8 ± 1.0 |
80.7 ± 4.9 |
85.0 ± 5.1 |
-0.72 ± 0.06 |
-0.26 ± 0.02 |
| MX3 |
-75.8 ± 3.8 |
19.6 ± 0.6 |
53.2 ± 3.2 |
88.3 ± 4.9 |
-3.88 ± 0.23 |
-0.86 ± 0.08 |
| RH8 |
-6.1 ± 3.0 |
3.3 ± 0.1 |
9.2 ± 0.6 |
90.4 ± 4.8 |
-1.84 ± 0.94 |
-0.07 ± 0.03 |
| RH9 |
-11.5 ± 2.7 |
3.3 ± 0.1 |
9.1 ± 0.6 |
90.4 ± 4.8 |
-3.52 ± 0.85 |
-0.13 ± 0.03 |
| RH10 |
-11.5 ± 2.7 |
3.3 ± 0.1 |
9.1 ± 0.6 |
90.4 ± 4.8 |
-3.52 ± 0.85 |
-0.13 ± 0.03 |
| Average |
-25.7 |
11.7 |
31.3 |
88.9 |
-24.3 |
-0.3 |
| Median |
-11.5 |
4.3 |
12.1 |
90.4 |
-1.8 |
-0.1 |
| Deviation |
50.8 |
12.6 |
33.0 |
2.3 |
69.2 |
0.6 |
Downstream wave speeds
and
mach numbers (About, Top)
|
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
| MC |
105.8 ± 7.3 |
3.5 ± 0.1 |
9.0 ± 0.2 |
68.2 ± 1.1 |
30.50 ± 2.01 |
1.55 ± 0.10 |
| VC |
-163.6 ± 7.2 |
0.4 ± 0.0 |
1.1 ± 0.0 |
68.3 ± 1.1 |
-385.97 ± 16.68 |
-2.39 ± 0.10 |
| MX1 |
-69.2 ± 6.1 |
23.1 ± 0.6 |
56.6 ± 1.2 |
64.3 ± 1.3 |
-2.99 ± 0.24 |
-1.08 ± 0.09 |
| MX2 |
-36.4 ± 5.2 |
24.9 ± 0.7 |
60.3 ± 1.3 |
63.6 ± 1.3 |
-1.46 ± 0.20 |
-0.57 ± 0.08 |
| MX3 |
-122.9 ± 7.0 |
15.7 ± 0.4 |
39.8 ± 0.8 |
66.5 ± 1.2 |
-7.83 ± 0.42 |
-1.85 ± 0.10 |
| RH8 |
-10.4 ± 3.3 |
2.6 ± 0.1 |
6.8 ± 0.1 |
68.3 ± 1.1 |
-3.95 ± 1.26 |
-0.15 ± 0.05 |
| RH9 |
-18.8 ± 2.9 |
2.6 ± 0.1 |
6.8 ± 0.1 |
68.3 ± 1.1 |
-7.19 ± 1.17 |
-0.28 ± 0.05 |
| RH10 |
-18.8 ± 2.9 |
2.6 ± 0.1 |
6.8 ± 0.1 |
68.3 ± 1.1 |
-7.19 ± 1.17 |
-0.28 ± 0.05 |
| Average |
-41.8 |
9.4 |
23.4 |
67.0 |
-48.3 |
-0.6 |
| Median |
-18.8 |
3.5 |
9.0 |
68.3 |
-3.9 |
-0.3 |
| Deviation |
81.1 |
10.2 |
24.7 |
2.0 |
137.0 |
1.2 |
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)
| 
