Database: Wind Shock Analysis
Event ID: 20140461246
Observation time: 02/15/2014 46.53234 1246 [UT]
|
|
General
Information (About, Top)
| Year |
2014 |
| Fractional day of year |
46.532344 |
| Arrival time of shock [seconds of day] |
45994.5 ± 20.0 |
| Shock type |
FF |
| Electron data availability |
0 |
X GSE location of spacecraft [Re] |
206.307 |
| Y GSE location of spacecraft [Re] |
91.605 |
| Z GSE location of spacecraft [Re] |
-8.210 |
| Upstream plasma points selected for analysis |
0006 |
| Upstream field points selected for analysis |
0194 |
| Downstream plasma points selected for analysis |
0007
|
| Downstream field points selected for analysis |
0226 |
| Minimum chisq/dof for RH8,RH9,RH10 |
3.82, 6.13, 6.53 |
Event added to database
|
Wed Jun 11 01:30:21 2014
|
Event last processed
|
Wed Jun 11 02:56:58 2014
|
Method selected
|
RH08
|
Propagation delay to Earth [minutes]
|
35.514 ± 5.048
|
Asymptotic
plasma
parameters (About, Top)
|
Parameter
|
Upstream
|
Downstream
|
| Vx GSE [km/s] |
-381.5 ± 2.4 |
-447.9 ± 9.5 |
| Vy GSE [km/s] |
2.4 ± 2.0 |
26.0 ± 5.3 |
| Vz GSE [km/s] |
-14.8 ± 3.3 |
-47.5 ± 16.0 |
| Wi [km/s] |
35.1 ± 1.9 |
51.7 ± 3.5 |
| We [km/s] |
1108.7 ± 60.4 |
1633.4 ± 109.9 |
| Ni [n/cc] |
6.6 ± 0.4 |
13.9 ± 1.3 |
| Bx GSE [nT] |
2.5 ± 0.3 |
6.3 ± 1.6 |
| By GSE [nT] |
6.2 ± 0.1 |
12.1 ± 2.4 |
| Bz GSE [nT] |
0.3 ± 0.5 |
-3.4 ± 4.3 |
Plasma Beta
|
0.385 ± 0.417
|
0.357 ± 0.376
|
Sound Speed [km/s]
|
45.26 ± 2.47
|
66.68 ± 4.48
|
Alfven Speed [km/s]
|
56.88 ± 2.32
|
87.13 ± 6.45
|
Best values of
shock
front normal for each method (About, Top)
| Method |
Nx |
Ny |
Nz |
Theta [degrees] |
Phi [degrees] |
| MC |
-0.736 ± 0.599 |
-0.605 ± 0.710 |
-0.303 ± 0.294 |
-17.66 ± 44.37 |
219.40 ± 54.05 |
| VC |
-0.854 ± 0.089 |
0.308 ± 0.083 |
-0.419 ± 0.393 |
-24.80 ± 12.26 |
160.16 ± 5.20 |
| MX1 |
-0.805 ± 0.133 |
0.429 ± 0.200 |
-0.410 ± 0.385 |
-24.17 ± 13.15 |
151.95 ± 13.91 |
| MX2 |
-0.816 ± 0.085 |
0.344 ± 0.097 |
-0.464 ± 0.427 |
-27.65 ± 10.08 |
157.12 ± 6.45 |
| MX3 |
-0.817 ± 0.078 |
0.317 ± 0.076 |
-0.481 ± 0.440 |
-28.78 ± 9.32 |
158.76 ± 4.92 |
| RH08 |
-0.893 ± 0.016 |
0.166 ± 0.028 |
-0.419 ± 0.393 |
-24.77 ± 2.14 |
169.47 ± 1.76 |
| RH09 |
-0.840 ± 0.038 |
0.111 ± 0.070 |
-0.531 ± 0.474 |
-32.05 ± 4.01 |
172.48 ± 4.78 |
| RH10 |
-0.860 ± 0.036 |
0.114 ± 0.070 |
-0.497 ± 0.451 |
-29.82 ± 4.03 |
172.48 ± 4.65 |
| Average |
-0.828 |
0.148 |
-0.441 |
-26.212 |
170.227 |
| Median |
-0.817 |
0.308 |
-0.419 |
-24.796 |
169.471 |
| Deviation |
0.047 |
0.325 |
0.070 |
4.427 |
21.270 |
Key shock
parameters (About, Top)
| Method |
ThetaBn |
Shock Speed |
Compression |
| MC |
31.8 ± 3.8 |
372.3 ± 2.0 |
2.12 ± 0.22 |
| VC |
86.7 ± 3.6 |
486.1 ± 2.8 |
2.12 ± 0.22 |
| MX1 |
85.8 ± 3.6 |
467.3 ± 2.7 |
2.12 ± 0.22 |
| MX2 |
89.4 ± 3.8 |
472.9 ± 2.7 |
2.12 ± 0.22 |
| MX3 |
87.9 ± 3.8 |
472.5 ± 2.7 |
2.12 ± 0.22 |
| RH08 |
78.3 ± 3.6 |
499.6 ± 2.7 |
2.12 ± 0.22 |
| RH09 |
76.2 ± 3.9 |
475.7 ± 2.6 |
2.12 ± 0.22 |
| RH10 |
76.0 ± 3.8 |
484.0 ± 17.0 |
2.12 ± 0.22 |
| Average |
76.5 |
466.3 |
2.12 |
| Median |
85.8 |
475.7 |
2.12 |
| Deviation |
18.9 |
39.3 |
0.00 |
Upstream wave speeds
and
mach numbers (About, Top)
|
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
| MC |
88.3 ± 2.4 |
34.0 ± 0.9 |
48.4 ± 2.0 |
64.3 ± 1.0 |
2.60 ± 0.09 |
1.37 ± 0.05 |
| VC |
153.4 ± 3.1 |
2.0 ± 0.0 |
3.2 ± 0.1 |
72.7 ± 0.9 |
76.10 ± 2.71 |
2.11 ± 0.06 |
| MX1 |
153.0 ± 3.1 |
2.6 ± 0.1 |
4.2 ± 0.2 |
72.7 ± 0.9 |
58.92 ± 2.14 |
2.11 ± 0.06 |
| MX2 |
153.9 ± 3.1 |
0.4 ± 0.0 |
0.6 ± 0.0 |
72.8 ± 0.9 |
398.17 ± 14.41 |
2.12 ± 0.06 |
| MX3 |
152.9 ± 3.2 |
1.3 ± 0.0 |
2.1 ± 0.1 |
72.7 ± 0.9 |
117.32 ± 4.26 |
2.10 ± 0.06 |
| RH8 |
152.4 ± 3.1 |
7.2 ± 0.1 |
11.5 ± 0.5 |
72.4 ± 0.9 |
21.17 ± 0.74 |
2.11 ± 0.06 |
| RH9 |
147.1 ± 3.2 |
8.5 ± 0.2 |
13.6 ± 0.6 |
72.3 ± 0.9 |
17.35 ± 0.63 |
2.04 ± 0.06 |
| RH10 |
148.2 ± 3.2 |
8.6 ± 0.2 |
13.8 ± 0.6 |
72.2 ± 0.9 |
17.21 ± 0.61 |
2.05 ± 0.06 |
| Average |
143.7 |
8.1 |
12.2 |
71.5 |
88.6 |
2.0 |
| Median |
152.9 |
7.2 |
11.5 |
72.7 |
58.9 |
2.1 |
| Deviation |
22.5 |
11.0 |
15.6 |
2.9 |
130.8 |
0.3 |
Downstream wave speeds
and
mach numbers (About, Top)
|
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
| MC |
43.8 ± 4.6 |
50.6 ± 2.9 |
74.1 ± 5.5 |
97.4 ± 5.8 |
0.87 ± 0.10 |
0.45 ± 0.06 |
| VC |
75.7 ± 4.5 |
3.0 ± 0.2 |
5.0 ± 0.4 |
109.8 ± 6.1 |
25.20 ± 2.20 |
0.69 ± 0.07 |
| MX1 |
76.1 ± 4.6 |
3.9 ± 0.2 |
6.4 ± 0.5 |
109.7 ± 6.1 |
19.65 ± 1.76 |
0.70 ± 0.07 |
| MX2 |
76.4 ± 4.5 |
0.6 ± 0.0 |
1.0 ± 0.1 |
109.8 ± 6.1 |
132.62 ± 11.25 |
0.70 ± 0.07 |
| MX3 |
75.5 ± 4.5 |
1.9 ± 0.1 |
3.2 ± 0.2 |
109.8 ± 6.1 |
38.83 ± 3.26 |
0.69 ± 0.06 |
| RH8 |
75.6 ± 4.3 |
10.8 ± 0.6 |
17.7 ± 1.3 |
109.3 ± 6.1 |
7.04 ± 0.60 |
0.69 ± 0.06 |
| RH9 |
71.4 ± 4.3 |
12.7 ± 0.7 |
20.8 ± 1.5 |
109.1 ± 6.1 |
5.64 ± 0.44 |
0.66 ± 0.06 |
| RH10 |
72.2 ± 4.2 |
12.9 ± 0.7 |
21.1 ± 1.6 |
109.1 ± 6.1 |
5.62 ± 0.45 |
0.66 ± 0.06 |
| Average |
70.8 |
12.0 |
18.6 |
108.0 |
29.4 |
0.7 |
| Median |
75.6 |
10.8 |
17.7 |
109.7 |
19.7 |
0.7 |
| Deviation |
11.1 |
16.4 |
23.8 |
4.3 |
43.6 |
0.1 |
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)
| 
