Database: Wind Shock Analysis
Event ID: 20100831204
Observation time: 03/24/2010 83.50307 1204 [UT]
|
|
General
Information (About, Top)
| Year |
2010 |
| Fractional day of year |
83.503073 |
| Arrival time of shock [seconds of day] |
43465.5 ± 30.0 |
| Shock type |
FF |
| Electron data availability |
0 |
X GSE location of spacecraft [Re] |
206.682 |
| Y GSE location of spacecraft [Re] |
86.817 |
| Z GSE location of spacecraft [Re] |
-8.306 |
| Upstream plasma points selected for analysis |
0007 |
| Upstream field points selected for analysis |
0252 |
| Downstream plasma points selected for analysis |
0005
|
| Downstream field points selected for analysis |
0161 |
| Minimum chisq/dof for RH8,RH9,RH10 |
7.30, 19.32, 20.93 |
Event added to database
|
Wed Sep 25 08:32:18 2013
|
Event last processed
|
Wed Sep 25 09:40:10 2013
|
Method selected
|
RH08
|
Propagation delay to Earth [minutes]
|
45.472 ± 2.443
|
Asymptotic
plasma
parameters (About, Top)
|
Parameter
|
Upstream
|
Downstream
|
| Vx GSE [km/s] |
-300.9 ± 0.4 |
-309.3 ± 0.4 |
| Vy GSE [km/s] |
6.4 ± 0.6 |
13.9 ± 0.9 |
| Vz GSE [km/s] |
-9.8 ± 0.3 |
3.1 ± 0.5 |
| Wi [km/s] |
14.9 ± 0.3 |
17.2 ± 0.2 |
| We [km/s] |
472.1 ± 10.7 |
542.8 ± 7.6 |
| Ni [n/cc] |
8.8 ± 0.1 |
12.2 ± 0.2 |
| Bx GSE [nT] |
-3.5 ± 0.0 |
-4.0 ± 0.1 |
| By GSE [nT] |
2.6 ± 0.0 |
2.7 ± 0.1 |
| Bz GSE [nT] |
-1.5 ± 0.1 |
-3.5 ± 0.1 |
Plasma Beta
|
0.195 ± 0.190
|
0.210 ± 0.210
|
Sound Speed [km/s]
|
19.27 ± 0.44
|
22.16 ± 0.31
|
Alfven Speed [km/s]
|
33.86 ± 0.18
|
37.49 ± 0.26
|
Best values of
shock
front normal for each method (About, Top)
| Method |
Nx |
Ny |
Nz |
Theta [degrees] |
Phi [degrees] |
| MC |
-0.746 ± 0.027 |
0.616 ± 0.032 |
0.251 ± 0.246 |
14.54 ± 2.06 |
140.46 ± 2.45 |
| VC |
-0.494 ± 0.042 |
0.436 ± 0.047 |
0.752 ± 0.561 |
48.77 ± 1.36 |
138.55 ± 5.24 |
| MX1 |
-0.758 ± 0.025 |
0.601 ± 0.030 |
0.254 ± 0.248 |
14.70 ± 1.89 |
141.59 ± 2.26 |
| MX2 |
-0.762 ± 0.026 |
0.595 ± 0.033 |
0.255 ± 0.249 |
14.76 ± 1.83 |
142.01 ± 2.45 |
| MX3 |
-0.772 ± 0.034 |
0.582 ± 0.045 |
0.257 ± 0.251 |
14.88 ± 1.71 |
143.01 ± 3.33 |
| RH08 |
-0.797 ± 0.012 |
0.550 ± 0.018 |
0.251 ± 0.246 |
14.56 ± 0.00 |
145.40 ± 1.29 |
| RH09 |
-0.914 ± 0.028 |
0.343 ± 0.068 |
0.218 ± 0.214 |
12.58 ± 3.04 |
159.44 ± 4.26 |
| RH10 |
-0.914 ± 0.028 |
0.343 ± 0.069 |
0.218 ± 0.214 |
12.58 ± 3.22 |
159.44 ± 4.30 |
| Average |
-0.770 |
0.508 |
0.307 |
18.423 |
146.237 |
| Median |
-0.762 |
0.582 |
0.254 |
14.703 |
143.006 |
| Deviation |
0.130 |
0.116 |
0.181 |
12.301 |
8.384 |
Key shock
parameters (About, Top)
| Method |
ThetaBn |
Shock Speed |
Compression |
| MC |
33.6 ± 1.5 |
276.2 ± 0.4 |
1.39 ± 0.03 |
| VC |
67.8 ± 1.4 |
204.8 ± 0.5 |
1.39 ± 0.03 |
| MX1 |
33.6 ± 1.4 |
279.6 ± 0.4 |
1.39 ± 0.03 |
| MX2 |
33.7 ± 1.4 |
280.9 ± 0.4 |
1.39 ± 0.03 |
| MX3 |
33.7 ± 1.4 |
283.7 ± 0.4 |
1.39 ± 0.03 |
| RH08 |
33.4 ± 1.4 |
290.5 ± 0.4 |
1.39 ± 0.03 |
| RH09 |
35.0 ± 1.1 |
320.8 ± 0.4 |
1.39 ± 0.03 |
| RH10 |
35.0 ± 1.1 |
320.8 ± 2.6 |
1.39 ± 0.03 |
| Average |
38.2 |
282.2 |
1.39 |
| Median |
33.7 |
283.7 |
1.39 |
| Deviation |
12.0 |
36.0 |
0.00 |
Upstream wave speeds
and
mach numbers (About, Top)
|
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
| MC |
50.1 ± 0.2 |
15.1 ± 0.3 |
28.2 ± 0.2 |
35.9 ± 0.2 |
3.31 ± 0.05 |
1.40 ± 0.01 |
| VC |
60.8 ± 0.2 |
6.4 ± 0.1 |
12.8 ± 0.1 |
38.4 ± 0.2 |
9.48 ± 0.14 |
1.58 ± 0.01 |
| MX1 |
50.2 ± 0.2 |
15.1 ± 0.3 |
28.2 ± 0.2 |
35.9 ± 0.2 |
3.32 ± 0.06 |
1.40 ± 0.01 |
| MX2 |
50.2 ± 0.2 |
15.1 ± 0.3 |
28.2 ± 0.2 |
35.9 ± 0.2 |
3.32 ± 0.06 |
1.40 ± 0.01 |
| MX3 |
50.3 ± 0.2 |
15.1 ± 0.3 |
28.2 ± 0.2 |
35.9 ± 0.2 |
3.33 ± 0.06 |
1.40 ± 0.01 |
| RH8 |
49.7 ± 0.2 |
15.2 ± 0.3 |
28.3 ± 0.2 |
35.9 ± 0.2 |
3.28 ± 0.06 |
1.39 ± 0.01 |
| RH9 |
45.7 ± 0.2 |
14.8 ± 0.3 |
27.7 ± 0.2 |
36.0 ± 0.2 |
3.09 ± 0.06 |
1.27 ± 0.01 |
| RH10 |
45.7 ± 0.2 |
14.8 ± 0.3 |
27.7 ± 0.2 |
36.0 ± 0.2 |
3.09 ± 0.06 |
1.27 ± 0.01 |
| Average |
50.4 |
14.0 |
26.2 |
36.2 |
4.0 |
1.4 |
| Median |
50.2 |
15.1 |
28.2 |
35.9 |
3.3 |
1.4 |
| Deviation |
4.7 |
3.1 |
5.4 |
0.9 |
2.2 |
0.1 |
Downstream wave speeds
and
mach numbers (About, Top)
|
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
| MC |
36.0 ± 0.4 |
17.3 ± 0.2 |
31.2 ± 0.2 |
40.0 ± 0.2 |
2.08 ± 0.02 |
0.90 ± 0.01 |
| VC |
43.7 ± 0.5 |
7.3 ± 0.1 |
14.2 ± 0.1 |
42.9 ± 0.2 |
5.97 ± 0.08 |
1.02 ± 0.02 |
| MX1 |
36.0 ± 0.4 |
17.3 ± 0.2 |
31.2 ± 0.2 |
40.0 ± 0.2 |
2.08 ± 0.02 |
0.90 ± 0.01 |
| MX2 |
36.1 ± 0.4 |
17.3 ± 0.2 |
31.2 ± 0.2 |
40.0 ± 0.2 |
2.08 ± 0.02 |
0.90 ± 0.01 |
| MX3 |
36.1 ± 0.4 |
17.3 ± 0.2 |
31.2 ± 0.2 |
40.0 ± 0.2 |
2.09 ± 0.02 |
0.90 ± 0.01 |
| RH8 |
35.7 ± 0.4 |
17.4 ± 0.2 |
31.3 ± 0.2 |
39.9 ± 0.2 |
2.05 ± 0.02 |
0.89 ± 0.01 |
| RH9 |
32.7 ± 0.3 |
17.0 ± 0.2 |
30.7 ± 0.2 |
40.1 ± 0.2 |
1.93 ± 0.02 |
0.81 ± 0.01 |
| RH10 |
32.7 ± 0.3 |
17.0 ± 0.2 |
30.7 ± 0.2 |
40.1 ± 0.2 |
1.93 ± 0.02 |
0.81 ± 0.01 |
| Average |
36.1 |
16.0 |
29.0 |
40.4 |
2.5 |
0.9 |
| Median |
36.0 |
17.3 |
31.2 |
40.0 |
2.1 |
0.9 |
| Deviation |
3.4 |
3.5 |
6.0 |
1.0 |
1.4 |
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)
| 
