Database: Wind Shock Analysis
Event ID: 20151591108
Observation time: 06/08/2015 159.46432 1108 [UT]
|
|
General
Information (About, Top)
| Year |
2015 |
| Fractional day of year |
159.464323 |
| Arrival time of shock [seconds of day] |
40117.5 ± 40.0 |
| Shock type |
NN |
| Electron data availability |
0 |
X GSE location of spacecraft [Re] |
206.871 |
| Y GSE location of spacecraft [Re] |
-77.668 |
| Z GSE location of spacecraft [Re] |
-3.884 |
| Upstream plasma points selected for analysis |
0007 |
| Upstream field points selected for analysis |
0207 |
| Downstream plasma points selected for analysis |
0005
|
| Downstream field points selected for analysis |
0196 |
| Minimum chisq/dof for RH8,RH9,RH10 |
7.32, 11.68, 13.18 |
Event added to database
|
Thu Jan 28 17:00:31 2016
|
Event last processed
|
Tue May 17 16:57:56 2016
|
Method selected
|
RH08
|
Propagation delay to Earth [minutes]
|
48.809 ± 1.528
|
Asymptotic
plasma
parameters (About, Top)
|
Parameter
|
Upstream
|
Downstream
|
| Vx GSE [km/s] |
-552.8 ± 18.9 |
-645.2 ± 19.3 |
| Vy GSE [km/s] |
99.5 ± 34.2 |
45.7 ± 44.2 |
| Vz GSE [km/s] |
-50.8 ± 29.6 |
-11.2 ± 19.4 |
| Wi [km/s] |
87.7 ± 14.8 |
64.4 ± 0.9 |
| We [km/s] |
2772.4 ± 467.8 |
2038.0 ± 27.2 |
| Ni [n/cc] |
7.8 ± 1.6 |
3.8 ± 0.4 |
| Bx GSE [nT] |
1.6 ± 4.3 |
2.0 ± 1.3 |
| By GSE [nT] |
-6.5 ± 4.6 |
-2.1 ± 4.9 |
| Bz GSE [nT] |
-11.5 ± 4.2 |
-3.3 ± 1.8 |
Plasma Beta
|
0.607 ± 0.511
|
0.808 ± 0.738
|
Sound Speed [km/s]
|
113.18 ± 19.10
|
83.20 ± 1.11
|
Alfven Speed [km/s]
|
118.61 ± 14.76
|
72.82 ± 7.61
|
Best values of
shock
front normal for each method (About, Top)
| Method |
Nx |
Ny |
Nz |
Theta [degrees] |
Phi [degrees] |
| MC |
-0.583 ± 0.691 |
0.789 ± 0.518 |
-0.194 ± 0.192 |
-11.20 ± 37.78 |
126.50 ± 49.87 |
| VC |
-0.942 ± 0.196 |
-0.232 ± 0.735 |
0.244 ± 0.239 |
14.10 ± 18.11 |
193.86 ± 44.71 |
| MX1 |
-0.816 ± 0.214 |
-0.575 ± 0.303 |
0.063 ± 0.063 |
3.61 ± 15.59 |
215.18 ± 21.28 |
| MX2 |
-0.976 ± 0.109 |
-0.054 ± 0.913 |
0.213 ± 0.210 |
12.31 ± 26.00 |
183.18 ± 53.62 |
| MX3 |
-0.838 ± 0.153 |
-0.532 ± 0.240 |
0.122 ± 0.121 |
6.99 ± 12.38 |
212.38 ± 16.35 |
| RH08 |
-0.962 ± 0.007 |
0.267 ± 0.023 |
-0.061 ± 0.061 |
-3.52 ± 1.17 |
164.46 ± 1.40 |
| RH09 |
-0.671 ± 0.051 |
-0.735 ± 0.047 |
0.095 ± 0.095 |
5.45 ± 4.02 |
227.63 ± 3.99 |
| RH10 |
-0.659 ± 0.052 |
-0.749 ± 0.046 |
0.073 ± 0.072 |
4.16 ± 4.03 |
228.64 ± 3.95 |
| Average |
-0.806 |
-0.228 |
0.069 |
3.986 |
193.976 |
| Median |
-0.816 |
-0.232 |
0.095 |
5.450 |
212.381 |
| Deviation |
0.152 |
0.541 |
0.142 |
8.194 |
35.180 |
Key shock
parameters (About, Top)
| Method |
ThetaBn |
Shock Speed |
Compression |
| MC |
72.6 ± 29.2 |
393.7 ± 15.5 |
0.48 ± 0.12 |
| VC |
78.9 ± 10.5 |
368.2 ± 10.3 |
0.48 ± 0.12 |
| MX1 |
83.5 ± 8.4 |
277.7 ± 9.4 |
0.48 ± 0.12 |
| MX2 |
75.2 ± 13.9 |
407.0 ± 11.5 |
0.48 ± 0.12 |
| MX3 |
87.4 ± 8.2 |
286.8 ± 9.3 |
0.48 ± 0.12 |
| RH08 |
78.7 ± 23.0 |
483.7 ± 14.5 |
0.48 ± 0.12 |
| RH09 |
79.9 ± 8.8 |
174.5 ± 9.1 |
0.48 ± 0.12 |
| RH10 |
78.5 ± 9.0 |
171.2 ± 53.3 |
0.48 ± 0.12 |
| Average |
79.3 |
320.3 |
0.48 |
| Median |
78.9 |
368.2 |
0.48 |
| Deviation |
4.6 |
112.3 |
0.00 |
Upstream wave speeds
and
mach numbers (About, Top)
|
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
| MC |
-17.2 ± 37.5 |
24.2 ± 1.3 |
35.4 ± 4.4 |
163.3 ± 11.4 |
-0.73 ± 1.56 |
-0.10 ± 0.23 |
| VC |
-116.9 ± 10.3 |
15.5 ± 0.9 |
22.9 ± 2.8 |
164.4 ± 11.4 |
-7.53 ± 0.61 |
-0.71 ± 0.05 |
| MX1 |
-112.9 ± 14.2 |
9.0 ± 0.5 |
13.4 ± 1.7 |
164.9 ± 11.5 |
-12.47 ± 1.29 |
-0.69 ± 0.08 |
| MX2 |
-116.0 ± 14.2 |
20.7 ± 1.1 |
30.3 ± 3.8 |
163.8 ± 11.4 |
-5.63 ± 0.70 |
-0.71 ± 0.07 |
| MX3 |
-117.5 ± 12.7 |
3.7 ± 0.2 |
5.4 ± 0.7 |
165.1 ± 11.5 |
-31.95 ± 2.74 |
-0.71 ± 0.07 |
| RH8 |
-77.5 ± 26.2 |
15.7 ± 0.9 |
23.2 ± 2.9 |
164.4 ± 11.4 |
-4.95 ± 1.71 |
-0.47 ± 0.15 |
| RH9 |
-118.3 ± 18.8 |
14.1 ± 0.8 |
20.8 ± 2.6 |
164.5 ± 11.4 |
-8.36 ± 1.14 |
-0.72 ± 0.11 |
| RH10 |
-115.0 ± 19.4 |
16.1 ± 0.9 |
23.7 ± 3.0 |
164.3 ± 11.4 |
-7.13 ± 1.04 |
-0.70 ± 0.11 |
| Average |
-98.9 |
14.9 |
21.9 |
164.3 |
-9.8 |
-0.6 |
| Median |
-115.0 |
15.7 |
23.2 |
164.4 |
-7.1 |
-0.7 |
| Deviation |
35.7 |
6.4 |
9.3 |
0.6 |
9.5 |
0.2 |
Downstream wave speeds
and
mach numbers (About, Top)
|
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
| MC |
-21.0 ± 48.8 |
16.5 ± 0.9 |
21.7 ± 2.3 |
109.5 ± 4.2 |
-1.41 ± 3.12 |
-0.20 ± 0.46 |
| VC |
-226.0 ± 6.3 |
10.6 ± 0.6 |
14.1 ± 1.5 |
110.2 ± 4.3 |
-21.43 ± 1.75 |
-2.05 ± 0.13 |
| MX1 |
-221.7 ± 11.5 |
6.2 ± 0.3 |
8.2 ± 0.9 |
110.5 ± 4.3 |
-36.00 ± 1.05 |
-2.01 ± 0.06 |
| MX2 |
-217.5 ± 13.8 |
14.1 ± 0.8 |
18.6 ± 1.9 |
109.8 ± 4.3 |
-15.54 ± 1.89 |
-1.99 ± 0.20 |
| MX3 |
-228.4 ± 10.2 |
2.5 ± 0.1 |
3.3 ± 0.3 |
110.7 ± 4.3 |
-91.30 ± 3.02 |
-2.06 ± 0.06 |
| RH8 |
-149.6 ± 31.1 |
10.7 ± 0.6 |
14.2 ± 1.5 |
110.2 ± 4.3 |
-14.13 ± 3.75 |
-1.37 ± 0.34 |
| RH9 |
-223.6 ± 21.5 |
9.6 ± 0.5 |
12.8 ± 1.3 |
110.3 ± 4.3 |
-23.20 ± 1.20 |
-2.02 ± 0.13 |
| RH10 |
-219.0 ± 21.9 |
11.0 ± 0.6 |
14.6 ± 1.5 |
110.2 ± 4.3 |
-19.93 ± 1.10 |
-1.98 ± 0.14 |
| Average |
-188.3 |
10.1 |
13.4 |
110.2 |
-27.9 |
-1.7 |
| Median |
-219.0 |
10.7 |
14.2 |
110.2 |
-19.9 |
-2.0 |
| Deviation |
72.4 |
4.3 |
5.7 |
0.4 |
27.4 |
0.7 |
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 Wed Jan 22 21:47:00 2020
Michael L Stevens
(mstevens@cfa.harvard.edu)
| 
