Database: Wind Shock Analysis
Event ID: 20140841910
Observation time: 03/25/2014 84.79870 1910 [UT]
|
|
General
Information (About, Top)
| Year |
2014 |
| Fractional day of year |
84.798698 |
| Arrival time of shock [seconds of day] |
69007.5 ± 60.0 |
| Shock type |
FF |
| Electron data availability |
0 |
X GSE location of spacecraft [Re] |
252.170 |
| Y GSE location of spacecraft [Re] |
57.182 |
| Z GSE location of spacecraft [Re] |
14.346 |
| Upstream plasma points selected for analysis |
0007 |
| Upstream field points selected for analysis |
0207 |
| Downstream plasma points selected for analysis |
0003
|
| Downstream field points selected for analysis |
0112 |
| Minimum chisq/dof for RH8,RH9,RH10 |
14.04, 23.15, 26.28 |
Event added to database
|
Wed Jun 11 01:44:04 2014
|
Event last processed
|
Wed Jun 11 03:07:54 2014
|
Method selected
|
RH08
|
Propagation delay to Earth [minutes]
|
55.356 ± 31.526
|
Asymptotic
plasma
parameters (About, Top)
|
Parameter
|
Upstream
|
Downstream
|
| Vx GSE [km/s] |
-374.5 ± 5.0 |
-470.8 ± 4.0 |
| Vy GSE [km/s] |
-24.9 ± 6.6 |
-62.8 ± 11.5 |
| Vz GSE [km/s] |
-3.3 ± 8.6 |
-30.9 ± 2.3 |
| Wi [km/s] |
33.1 ± 1.4 |
46.6 ± 1.6 |
| We [km/s] |
1046.3 ± 42.9 |
1473.3 ± 51.3 |
| Ni [n/cc] |
3.4 ± 0.5 |
10.2 ± 1.8 |
| Bx GSE [nT] |
-0.5 ± 0.9 |
5.9 ± 0.5 |
| By GSE [nT] |
-0.7 ± 1.2 |
-9.6 ± 1.1 |
| Bz GSE [nT] |
-2.3 ± 0.2 |
-0.5 ± 1.8 |
Plasma Beta
|
1.133 ± 1.127
|
0.383 ± 0.303
|
Sound Speed [km/s]
|
42.72 ± 1.75
|
60.15 ± 2.09
|
Alfven Speed [km/s]
|
32.57 ± 7.02
|
78.74 ± 14.10
|
Best values of
shock
front normal for each method (About, Top)
| Method |
Nx |
Ny |
Nz |
Theta [degrees] |
Phi [degrees] |
| MC |
-0.202 ± 0.137 |
-0.332 ± 0.117 |
-0.922 ± 0.455 |
-67.15 ± 6.41 |
238.73 ± 21.69 |
| VC |
-0.900 ± 0.045 |
-0.354 ± 0.106 |
-0.254 ± 0.248 |
-14.71 ± 4.10 |
201.44 ± 6.72 |
| MX1 |
-0.866 ± 0.212 |
-0.493 ± 0.359 |
0.089 ± 0.088 |
5.08 ± 44.28 |
209.66 ± 23.67 |
| MX2 |
-0.758 ± 0.044 |
-0.594 ± 0.053 |
-0.270 ± 0.263 |
-15.64 ± 4.56 |
218.10 ± 3.88 |
| MX3 |
-0.772 ± 0.038 |
-0.595 ± 0.048 |
-0.224 ± 0.220 |
-12.94 ± 4.03 |
217.63 ± 3.48 |
| RH08 |
-0.384 ± 0.025 |
-0.152 ± 0.014 |
0.911 ± 0.473 |
65.59 ± 1.70 |
201.56 ± 1.48 |
| RH09 |
-0.736 ± 0.039 |
-0.654 ± 0.043 |
0.173 ± 0.171 |
9.97 ± 4.20 |
221.62 ± 3.31 |
| RH10 |
-0.738 ± 0.046 |
-0.655 ± 0.052 |
0.162 ± 0.161 |
9.32 ± 4.05 |
221.62 ± 3.98 |
| Average |
-0.669 |
-0.479 |
-0.042 |
-2.557 |
216.295 |
| Median |
-0.738 |
-0.493 |
0.089 |
5.084 |
218.103 |
| Deviation |
0.245 |
0.182 |
0.523 |
37.031 |
12.230 |
Key shock
parameters (About, Top)
| Method |
ThetaBn |
Shock Speed |
Compression |
| MC |
23.0 ± 14.1 |
173.0 ± 2.4 |
2.75 ± 0.77 |
| VC |
60.8 ± 10.8 |
504.4 ± 4.2 |
2.75 ± 0.77 |
| MX1 |
77.6 ± 6.1 |
483.7 ± 3.6 |
2.75 ± 0.77 |
| MX2 |
58.6 ± 7.3 |
451.3 ± 3.7 |
2.75 ± 0.77 |
| MX3 |
61.0 ± 7.1 |
456.9 ± 3.7 |
2.75 ± 0.77 |
| RH08 |
48.6 ± 4.8 |
170.1 ± 1.0 |
2.75 ± 0.77 |
| RH09 |
81.4 ± 5.9 |
425.9 ± 3.1 |
2.75 ± 0.77 |
| RH10 |
80.8 ± 5.9 |
427.2 ± 13.8 |
2.75 ± 0.77 |
| Average |
61.5 |
386.6 |
2.75 |
| Median |
61.0 |
451.3 |
2.75 |
| Deviation |
19.6 |
135.3 |
0.00 |
Upstream wave speeds
and
mach numbers (About, Top)
|
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
| MC |
86.2 ± 7.1 |
27.3 ± 3.7 |
30.0 ± 6.5 |
46.5 ± 3.3 |
3.21 ± 0.47 |
1.86 ± 0.21 |
| VC |
157.6 ± 4.8 |
12.8 ± 1.5 |
15.9 ± 3.4 |
52.4 ± 4.4 |
12.43 ± 1.52 |
3.03 ± 0.29 |
| MX1 |
147.5 ± 3.4 |
5.5 ± 0.6 |
7.0 ± 1.5 |
53.7 ± 4.6 |
27.10 ± 3.13 |
2.77 ± 0.25 |
| MX2 |
151.8 ± 3.9 |
13.8 ± 1.7 |
17.0 ± 3.7 |
52.2 ± 4.4 |
11.17 ± 1.29 |
2.93 ± 0.26 |
| MX3 |
152.3 ± 3.7 |
12.7 ± 1.5 |
15.8 ± 3.4 |
52.4 ± 4.4 |
12.10 ± 1.39 |
2.92 ± 0.26 |
| RH8 |
25.4 ± 7.4 |
17.9 ± 2.2 |
21.5 ± 4.6 |
50.9 ± 4.1 |
1.43 ± 0.42 |
0.50 ± 0.15 |
| RH9 |
134.4 ± 4.1 |
3.8 ± 0.5 |
4.9 ± 1.1 |
53.8 ± 4.6 |
35.36 ± 3.93 |
2.51 ± 0.22 |
| RH10 |
135.1 ± 4.1 |
4.1 ± 0.5 |
5.2 ± 1.1 |
53.8 ± 4.6 |
33.29 ± 3.70 |
2.53 ± 0.23 |
| Average |
123.8 |
12.2 |
14.7 |
52.0 |
17.0 |
2.4 |
| Median |
147.5 |
12.8 |
15.9 |
52.4 |
12.4 |
2.8 |
| Deviation |
45.7 |
8.0 |
8.7 |
2.4 |
13.2 |
0.8 |
Downstream wave speeds
and
mach numbers (About, Top)
|
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
| MC |
28.8 ± 5.3 |
50.7 ± 1.5 |
72.5 ± 13.0 |
85.5 ± 10.5 |
0.57 ± 0.10 |
0.34 ± 0.05 |
| VC |
50.5 ± 3.4 |
23.8 ± 1.2 |
38.4 ± 6.9 |
96.6 ± 9.7 |
2.13 ± 0.17 |
0.53 ± 0.06 |
| MX1 |
48.0 ± 3.8 |
10.2 ± 0.5 |
16.9 ± 3.0 |
98.9 ± 9.7 |
4.71 ± 0.34 |
0.49 ± 0.05 |
| MX2 |
48.9 ± 5.7 |
25.5 ± 1.3 |
41.0 ± 7.3 |
96.1 ± 9.7 |
1.92 ± 0.18 |
0.51 ± 0.05 |
| MX3 |
49.3 ± 5.6 |
23.6 ± 1.2 |
38.1 ± 6.8 |
96.6 ± 9.7 |
2.09 ± 0.19 |
0.51 ± 0.05 |
| RH8 |
7.7 ± 1.2 |
33.2 ± 1.6 |
52.1 ± 9.3 |
93.7 ± 9.7 |
0.23 ± 0.05 |
0.08 ± 0.02 |
| RH9 |
43.5 ± 5.4 |
7.1 ± 0.4 |
11.8 ± 2.1 |
99.2 ± 9.7 |
6.11 ± 0.59 |
0.44 ± 0.04 |
| RH10 |
43.7 ± 5.4 |
7.6 ± 0.4 |
12.6 ± 2.3 |
99.2 ± 9.7 |
5.75 ± 0.55 |
0.44 ± 0.04 |
| Average |
40.1 |
22.7 |
35.4 |
95.7 |
2.9 |
0.4 |
| Median |
48.0 |
23.8 |
38.4 |
96.6 |
2.1 |
0.5 |
| Deviation |
14.8 |
14.8 |
21.1 |
4.5 |
2.3 |
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)
| 
