Database: Wind Shock Analysis
Event ID: 20140981229
Observation time: 04/08/2014 98.52030 1229 [UT]
|
|
General
Information (About, Top)
| Year |
2014 |
| Fractional day of year |
98.520295 |
| Arrival time of shock [seconds of day] |
44953.5 ± 80.0 |
| Shock type |
SF |
| Electron data availability |
0 |
X GSE location of spacecraft [Re] |
260.357 |
| Y GSE location of spacecraft [Re] |
15.075 |
| Z GSE location of spacecraft [Re] |
18.875 |
| Upstream plasma points selected for analysis |
0008 |
| Upstream field points selected for analysis |
0244 |
| Downstream plasma points selected for analysis |
0006
|
| Downstream field points selected for analysis |
0187 |
| Minimum chisq/dof for RH8,RH9,RH10 |
3.18, 5.03, 5.51 |
Event added to database
|
Wed Jun 11 01:47:31 2014
|
Event last processed
|
Wed Jun 11 03:10:14 2014
|
Method selected
|
RH08
|
Propagation delay to Earth [minutes]
|
68.283 ± 11.078
|
Asymptotic
plasma
parameters (About, Top)
|
Parameter
|
Upstream
|
Downstream
|
| Vx GSE [km/s] |
-399.3 ± 2.6 |
-442.4 ± 2.4 |
| Vy GSE [km/s] |
18.9 ± 5.0 |
48.1 ± 3.6 |
| Vz GSE [km/s] |
-13.7 ± 3.6 |
-48.0 ± 1.1 |
| Wi [km/s] |
27.3 ± 2.1 |
51.6 ± 1.7 |
| We [km/s] |
863.1 ± 65.3 |
1632.4 ± 52.6 |
| Ni [n/cc] |
1.8 ± 0.3 |
3.9 ± 0.2 |
| Bx GSE [nT] |
-4.8 ± 0.3 |
3.0 ± 0.3 |
| By GSE [nT] |
2.6 ± 0.1 |
-1.0 ± 0.4 |
| Bz GSE [nT] |
-4.3 ± 0.4 |
4.4 ± 0.1 |
Plasma Beta
|
0.059 ± 0.060
|
0.752 ± 0.760
|
Sound Speed [km/s]
|
35.24 ± 2.67
|
66.64 ± 2.15
|
Alfven Speed [km/s]
|
115.25 ± 11.93
|
59.83 ± 3.03
|
Best values of
shock
front normal for each method (About, Top)
| Method |
Nx |
Ny |
Nz |
Theta [degrees] |
Phi [degrees] |
| MC |
-0.437 ± 0.093 |
0.622 ± 0.071 |
0.650 ± 0.538 |
40.53 ± 3.47 |
125.13 ± 8.31 |
| VC |
-0.694 ± 0.039 |
0.465 ± 0.050 |
-0.550 ± 0.486 |
-33.36 ± 2.85 |
146.15 ± 3.91 |
| MX1 |
-0.785 ± 0.530 |
0.469 ± 0.868 |
0.404 ± 0.381 |
23.84 ± 18.79 |
149.13 ± 63.15 |
| MX2 |
-0.363 ± 0.089 |
0.698 ± 0.055 |
0.617 ± 0.523 |
38.11 ± 3.29 |
117.50 ± 7.19 |
| MX3 |
-0.307 ± 0.150 |
0.755 ± 0.076 |
0.579 ± 0.504 |
35.40 ± 4.92 |
112.09 ± 11.31 |
| RH08 |
-0.730 ± 0.024 |
-0.522 ± 0.031 |
0.441 ± 0.410 |
26.19 ± 1.76 |
215.60 ± 2.35 |
| RH09 |
-0.738 ± 0.041 |
-0.490 ± 0.056 |
0.464 ± 0.427 |
27.63 ± 3.03 |
213.59 ± 4.22 |
| RH10 |
-0.730 ± 0.040 |
-0.522 ± 0.052 |
0.441 ± 0.410 |
26.19 ± 2.98 |
215.60 ± 3.94 |
| Average |
-0.598 |
0.184 |
0.381 |
23.066 |
161.848 |
| Median |
-0.694 |
0.469 |
0.464 |
27.625 |
149.126 |
| Deviation |
0.194 |
0.585 |
0.387 |
23.628 |
45.756 |
Key shock
parameters (About, Top)
| Method |
ThetaBn |
Shock Speed |
Compression |
| MC |
82.0 ± 2.5 |
206.2 ± 0.9 |
2.31 ± 0.48 |
| VC |
6.4 ± 2.5 |
406.8 ± 2.5 |
2.31 ± 0.48 |
| MX1 |
61.8 ± 2.2 |
379.4 ± 1.5 |
2.31 ± 0.48 |
| MX2 |
82.2 ± 2.6 |
178.7 ± 1.0 |
2.31 ± 0.48 |
| MX3 |
81.8 ± 2.6 |
158.4 ± 1.0 |
2.31 ± 0.48 |
| RH08 |
88.0 ± 1.4 |
277.5 ± 0.6 |
2.31 ± 0.48 |
| RH09 |
87.7 ± 1.4 |
282.1 ± 0.6 |
2.31 ± 0.48 |
| RH10 |
88.0 ± 1.4 |
277.5 ± 4.4 |
2.31 ± 0.48 |
| Average |
72.2 |
270.8 |
2.31 |
| Median |
82.2 |
277.5 |
2.31 |
| Deviation |
27.9 |
89.3 |
0.00 |
Upstream wave speeds
and
mach numbers (About, Top)
|
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
| MC |
28.7 ± 3.0 |
4.7 ± 0.3 |
16.0 ± 1.7 |
120.5 ± 11.0 |
6.19 ± 0.79 |
0.24 ± 0.04 |
| VC |
113.5 ± 5.6 |
35.0 ± 2.6 |
114.5 ± 11.9 |
115.3 ± 11.9 |
3.26 ± 0.27 |
1.00 ± 0.13 |
| MX1 |
62.6 ± 3.3 |
16.0 ± 1.0 |
54.4 ± 5.6 |
119.5 ± 11.1 |
3.92 ± 0.32 |
0.53 ± 0.07 |
| MX2 |
28.9 ± 3.2 |
4.6 ± 0.3 |
15.7 ± 1.6 |
120.5 ± 11.0 |
6.33 ± 0.86 |
0.24 ± 0.04 |
| MX3 |
29.7 ± 3.5 |
4.8 ± 0.3 |
16.4 ± 1.7 |
120.5 ± 11.0 |
6.23 ± 0.88 |
0.25 ± 0.04 |
| RH8 |
2.1 ± 2.2 |
1.2 ± 0.1 |
4.0 ± 0.4 |
120.6 ± 10.9 |
1.74 ± 1.89 |
0.02 ± 0.02 |
| RH9 |
3.1 ± 2.1 |
1.3 ± 0.1 |
4.5 ± 0.5 |
120.6 ± 10.9 |
2.30 ± 1.60 |
0.03 ± 0.02 |
| RH10 |
2.1 ± 2.2 |
1.2 ± 0.1 |
4.0 ± 0.4 |
120.6 ± 10.9 |
1.74 ± 1.89 |
0.02 ± 0.02 |
| Average |
33.8 |
8.6 |
28.7 |
119.8 |
4.0 |
0.3 |
| Median |
28.9 |
4.7 |
16.0 |
120.5 |
3.9 |
0.2 |
| Deviation |
38.2 |
11.7 |
38.4 |
1.8 |
2.0 |
0.3 |
Downstream wave speeds
and
mach numbers (About, Top)
|
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
| MC |
14.0 ± 3.2 |
6.2 ± 0.2 |
8.3 ± 0.4 |
89.4 ± 2.0 |
2.26 ± 0.49 |
0.16 ± 0.03 |
| VC |
51.2 ± 2.5 |
58.0 ± 2.3 |
59.5 ± 3.0 |
68.3 ± 1.3 |
0.88 ± 0.04 |
0.75 ± 0.04 |
| MX1 |
28.9 ± 3.3 |
21.6 ± 0.6 |
28.2 ± 1.4 |
87.0 ± 1.9 |
1.34 ± 0.14 |
0.33 ± 0.04 |
| MX2 |
14.0 ± 3.3 |
6.1 ± 0.2 |
8.2 ± 0.4 |
89.4 ± 2.0 |
2.30 ± 0.52 |
0.16 ± 0.04 |
| MX3 |
14.2 ± 3.4 |
6.3 ± 0.2 |
8.5 ± 0.4 |
89.4 ± 2.0 |
2.24 ± 0.50 |
0.16 ± 0.04 |
| RH8 |
1.0 ± 2.3 |
1.6 ± 0.0 |
2.1 ± 0.1 |
89.6 ± 2.0 |
0.67 ± 1.51 |
0.01 ± 0.03 |
| RH9 |
1.5 ± 2.3 |
1.7 ± 0.0 |
2.4 ± 0.1 |
89.6 ± 2.0 |
0.86 ± 1.34 |
0.02 ± 0.03 |
| RH10 |
1.0 ± 2.3 |
1.6 ± 0.0 |
2.1 ± 0.1 |
89.6 ± 2.0 |
0.67 ± 1.51 |
0.01 ± 0.03 |
| Average |
15.7 |
12.9 |
14.9 |
86.5 |
1.4 |
0.2 |
| Median |
14.0 |
6.2 |
8.3 |
89.4 |
1.3 |
0.2 |
| Deviation |
17.2 |
19.4 |
19.9 |
7.4 |
0.7 |
0.2 |
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)
| 
