Database: Wind Shock Analysis
Event ID: 20131200852
Observation time: 04/30/2013 120.36998 0852 [UT]
|
|
General
Information (About, Top)
| Year |
2013 |
| Fractional day of year |
120.369983 |
| Arrival time of shock [seconds of day] |
31966.5 ± 20.0 |
| Shock type |
FF |
| Electron data availability |
0 |
X GSE location of spacecraft [Re] |
260.192 |
| Y GSE location of spacecraft [Re] |
-26.927 |
| Z GSE location of spacecraft [Re] |
22.133 |
| Upstream plasma points selected for analysis |
0004 |
| Upstream field points selected for analysis |
0096 |
| Downstream plasma points selected for analysis |
0003
|
| Downstream field points selected for analysis |
0080 |
| Minimum chisq/dof for RH8,RH9,RH10 |
9.67, 30.41, 45.77 |
Event added to database
|
Tue Oct 8 15:27:19 2013
|
Event last processed
|
Tue Oct 8 16:59:55 2013
|
Method selected
|
RH08
|
Propagation delay to Earth [minutes]
|
59.450 ± 0.748
|
Asymptotic
plasma
parameters (About, Top)
|
Parameter
|
Upstream
|
Downstream
|
| Vx GSE [km/s] |
-362.1 ± 1.5 |
-395.4 ± 3.7 |
| Vy GSE [km/s] |
-30.8 ± 1.3 |
-34.9 ± 7.4 |
| Vz GSE [km/s] |
3.1 ± 3.7 |
16.7 ± 3.0 |
| Wi [km/s] |
26.4 ± 1.1 |
29.6 ± 2.5 |
| We [km/s] |
834.6 ± 33.3 |
935.9 ± 78.4 |
| Ni [n/cc] |
5.7 ± 0.2 |
8.6 ± 0.8 |
| Bx GSE [nT] |
2.2 ± 0.1 |
2.7 ± 1.0 |
| By GSE [nT] |
-3.3 ± 0.3 |
-3.1 ± 1.8 |
| Bz GSE [nT] |
2.9 ± 0.8 |
6.4 ± 1.6 |
Plasma Beta
|
0.336 ± 0.353
|
0.258 ± 0.258
|
Sound Speed [km/s]
|
34.07 ± 1.36
|
38.21 ± 3.20
|
Alfven Speed [km/s]
|
45.61 ± 2.34
|
58.85 ± 2.75
|
Best values of
shock
front normal for each method (About, Top)
| Method |
Nx |
Ny |
Nz |
Theta [degrees] |
Phi [degrees] |
| MC |
-0.643 ± 0.274 |
0.755 ± 0.236 |
0.128 ± 0.127 |
7.34 ± 33.18 |
130.39 ± 20.44 |
| VC |
-0.924 ± 0.043 |
-0.122 ± 0.189 |
0.363 ± 0.346 |
21.31 ± 5.51 |
187.52 ± 11.74 |
| MX1 |
-0.982 ± 0.093 |
0.187 ± 0.488 |
0.015 ± 0.015 |
0.87 ± 15.47 |
169.23 ± 28.45 |
| MX2 |
-0.995 ± 0.024 |
-0.063 ± 0.287 |
0.072 ± 0.072 |
4.13 ± 12.44 |
183.65 ± 16.54 |
| MX3 |
-0.968 ± 0.044 |
-0.225 ± 0.172 |
0.113 ± 0.113 |
6.50 ± 9.89 |
193.12 ± 10.17 |
| RH08 |
-0.999 ± 0.003 |
-0.009 ± 0.049 |
0.039 ± 0.039 |
2.24 ± 4.15 |
180.50 ± 2.80 |
| RH09 |
-0.972 ± 0.016 |
0.128 ± 0.071 |
-0.196 ± 0.193 |
-11.28 ± 3.96 |
172.48 ± 4.16 |
| RH10 |
-0.972 ± 0.016 |
0.128 ± 0.071 |
-0.196 ± 0.193 |
-11.28 ± 3.96 |
172.48 ± 4.16 |
| Average |
-0.932 |
0.097 |
0.042 |
2.479 |
173.671 |
| Median |
-0.972 |
0.128 |
0.072 |
4.133 |
180.501 |
| Deviation |
0.119 |
0.301 |
0.181 |
10.543 |
19.317 |
Key shock
parameters (About, Top)
| Method |
ThetaBn |
Shock Speed |
Compression |
| MC |
43.4 ± 8.6 |
272.7 ± 3.9 |
1.54 ± 0.18 |
| VC |
82.7 ± 4.0 |
446.6 ± 4.4 |
1.54 ± 0.18 |
| MX1 |
55.9 ± 3.5 |
446.5 ± 2.5 |
1.54 ± 0.18 |
| MX2 |
68.5 ± 2.4 |
462.6 ± 4.0 |
1.54 ± 0.18 |
| MX3 |
77.2 ± 1.9 |
456.6 ± 5.0 |
1.54 ± 0.18 |
| RH08 |
64.9 ± 2.5 |
461.4 ± 3.7 |
1.54 ± 0.18 |
| RH09 |
50.4 ± 1.5 |
435.3 ± 2.7 |
1.54 ± 0.18 |
| RH10 |
50.4 ± 1.5 |
435.3 ± 9.0 |
1.54 ± 0.18 |
| Average |
61.7 |
427.1 |
1.54 |
| Median |
64.9 |
446.6 |
1.54 |
| Deviation |
14.0 |
63.3 |
0.00 |
Upstream wave speeds
and
mach numbers (About, Top)
|
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
| MC |
62.8 ± 2.2 |
21.4 ± 0.8 |
33.1 ± 1.7 |
52.8 ± 2.2 |
2.94 ± 0.19 |
1.19 ± 0.07 |
| VC |
107.3 ± 2.6 |
3.5 ± 0.1 |
5.8 ± 0.3 |
56.8 ± 2.3 |
30.99 ± 1.80 |
1.89 ± 0.10 |
| MX1 |
96.6 ± 1.7 |
15.9 ± 0.6 |
25.6 ± 1.3 |
54.7 ± 2.2 |
6.07 ± 0.32 |
1.77 ± 0.09 |
| MX2 |
100.1 ± 1.7 |
10.2 ± 0.4 |
16.7 ± 0.9 |
56.0 ± 2.3 |
9.87 ± 0.52 |
1.79 ± 0.09 |
| MX3 |
99.0 ± 1.7 |
6.1 ± 0.2 |
10.1 ± 0.5 |
56.6 ± 2.3 |
16.28 ± 0.86 |
1.75 ± 0.09 |
| RH8 |
99.2 ± 1.7 |
11.8 ± 0.4 |
19.3 ± 1.0 |
55.7 ± 2.3 |
8.41 ± 0.44 |
1.78 ± 0.09 |
| RH9 |
87.9 ± 0.9 |
18.4 ± 0.7 |
29.1 ± 1.5 |
53.9 ± 2.2 |
4.78 ± 0.22 |
1.63 ± 0.08 |
| RH10 |
87.9 ± 0.9 |
18.4 ± 0.7 |
29.1 ± 1.5 |
53.9 ± 2.2 |
4.78 ± 0.22 |
1.63 ± 0.08 |
| Average |
92.6 |
13.2 |
21.1 |
55.0 |
10.5 |
1.7 |
| Median |
99.0 |
15.9 |
25.6 |
55.7 |
8.4 |
1.8 |
| Deviation |
13.6 |
6.4 |
9.8 |
1.5 |
9.3 |
0.2 |
Downstream wave speeds
and
mach numbers (About, Top)
|
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
| MC |
42.7 ± 8.1 |
24.8 ± 1.4 |
42.8 ± 2.0 |
65.7 ± 1.2 |
1.74 ± 0.42 |
0.65 ± 0.11 |
| VC |
71.1 ± 3.2 |
4.1 ± 0.2 |
7.5 ± 0.3 |
70.1 ± 0.8 |
17.55 ± 1.58 |
1.01 ± 0.04 |
| MX1 |
64.4 ± 5.0 |
18.6 ± 0.9 |
33.0 ± 1.5 |
67.7 ± 1.0 |
3.48 ± 0.44 |
0.95 ± 0.06 |
| MX2 |
65.6 ± 3.4 |
11.9 ± 0.6 |
21.6 ± 1.0 |
69.2 ± 0.9 |
5.55 ± 0.55 |
0.95 ± 0.04 |
| MX3 |
64.2 ± 2.3 |
7.1 ± 0.3 |
13.1 ± 0.6 |
69.9 ± 0.8 |
9.04 ± 0.74 |
0.92 ± 0.03 |
| RH8 |
65.3 ± 3.7 |
13.8 ± 0.7 |
24.9 ± 1.2 |
68.9 ± 0.9 |
4.75 ± 0.50 |
0.95 ± 0.04 |
| RH9 |
58.6 ± 4.2 |
21.4 ± 1.1 |
37.5 ± 1.8 |
66.9 ± 1.1 |
2.75 ± 0.34 |
0.88 ± 0.05 |
| RH10 |
58.6 ± 4.2 |
21.4 ± 1.1 |
37.5 ± 1.8 |
66.9 ± 1.1 |
2.75 ± 0.34 |
0.88 ± 0.05 |
| Average |
61.3 |
15.4 |
27.2 |
68.2 |
6.0 |
0.9 |
| Median |
64.4 |
18.6 |
33.0 |
68.9 |
4.7 |
0.9 |
| Deviation |
8.5 |
7.4 |
12.6 |
1.6 |
5.2 |
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)
| 
