Database: Wind Shock Analysis
Event ID: 20072892340
Observation time: 10/16/2007 289.98665 2340 [UT]
|
|
General
Information (About, Top)
| Year |
2007 |
| Fractional day of year |
289.986649 |
| Arrival time of shock [seconds of day] |
85246.5 ± 60.0 |
| Shock type |
SF |
| Electron data availability |
0 |
X GSE location of spacecraft [Re] |
203.908 |
| Y GSE location of spacecraft [Re] |
76.394 |
| Z GSE location of spacecraft [Re] |
-9.292 |
| Upstream plasma points selected for analysis |
0007 |
| Upstream field points selected for analysis |
0247 |
| Downstream plasma points selected for analysis |
0007
|
| Downstream field points selected for analysis |
0223 |
| Minimum chisq/dof for RH8,RH9,RH10 |
6.31, 6.78, 7.45 |
Event added to database
|
Thu Sep 26 11:16:30 2013
|
Event last processed
|
Thu Sep 26 12:23:18 2013
|
Method selected
|
RH08
|
Propagation delay to Earth [minutes]
|
75.028 ± 23.731
|
Asymptotic
plasma
parameters (About, Top)
|
Parameter
|
Upstream
|
Downstream
|
| Vx GSE [km/s] |
-327.5 ± 2.2 |
-344.2 ± 2.1 |
| Vy GSE [km/s] |
22.8 ± 2.8 |
9.4 ± 0.9 |
| Vz GSE [km/s] |
-20.2 ± 3.2 |
0.5 ± 1.5 |
| Wi [km/s] |
22.7 ± 1.1 |
20.7 ± 0.9 |
| We [km/s] |
716.5 ± 33.8 |
653.6 ± 28.3 |
| Ni [n/cc] |
4.9 ± 0.2 |
6.4 ± 0.1 |
| Bx GSE [nT] |
3.0 ± 0.1 |
-0.1 ± 0.1 |
| By GSE [nT] |
-0.6 ± 0.3 |
-2.6 ± 0.1 |
| Bz GSE [nT] |
-1.9 ± 0.4 |
1.3 ± 0.1 |
Plasma Beta
|
0.416 ± 0.359
|
0.680 ± 0.692
|
Sound Speed [km/s]
|
29.25 ± 1.38
|
26.68 ± 1.16
|
Alfven Speed [km/s]
|
35.47 ± 2.18
|
25.09 ± 0.37
|
Best values of
shock
front normal for each method (About, Top)
| Method |
Nx |
Ny |
Nz |
Theta [degrees] |
Phi [degrees] |
| MC |
-0.531 ± 0.035 |
0.847 ± 0.022 |
-0.006 ± 0.006 |
-0.35 ± 3.62 |
122.07 ± 2.38 |
| VC |
-0.567 ± 0.085 |
-0.456 ± 0.098 |
0.686 ± 0.550 |
43.33 ± 4.55 |
218.84 ± 9.24 |
| MX1 |
-0.558 ± 0.045 |
0.829 ± 0.030 |
-0.041 ± 0.041 |
-2.35 ± 3.60 |
123.95 ± 3.09 |
| MX2 |
-0.509 ± 0.040 |
0.861 ± 0.024 |
0.022 ± 0.022 |
1.25 ± 4.53 |
120.58 ± 2.64 |
| MX3 |
-0.851 ± 0.366 |
0.450 ± 0.673 |
-0.272 ± 0.265 |
-15.80 ± 21.21 |
152.13 ± 45.21 |
| RH08 |
-0.523 ± 0.016 |
-0.418 ± 0.020 |
-0.743 ± 0.561 |
-47.99 ± 0.00 |
218.61 ± 2.17 |
| RH09 |
-0.523 ± 0.046 |
-0.418 ± 0.058 |
-0.743 ± 0.561 |
-47.99 ± 0.48 |
218.61 ± 6.34 |
| RH10 |
-0.537 ± 0.047 |
-0.399 ± 0.063 |
-0.743 ± 0.561 |
-47.99 ± 0.84 |
216.60 ± 6.69 |
| Average |
-0.575 |
0.162 |
-0.230 |
-14.736 |
173.924 |
| Median |
-0.531 |
0.450 |
-0.041 |
-2.349 |
216.602 |
| Deviation |
0.113 |
0.639 |
0.504 |
32.307 |
48.312 |
Key shock
parameters (About, Top)
| Method |
ThetaBn |
Shock Speed |
Compression |
| MC |
53.9 ± 6.3 |
183.5 ± 1.9 |
1.30 ± 0.06 |
| VC |
41.5 ± 6.5 |
291.2 ± 2.9 |
1.30 ± 0.06 |
| MX1 |
53.9 ± 6.4 |
193.0 ± 1.9 |
1.30 ± 0.06 |
| MX2 |
54.0 ± 6.1 |
175.9 ± 1.9 |
1.30 ± 0.06 |
| MX3 |
50.3 ± 6.8 |
308.2 ± 1.6 |
1.30 ± 0.06 |
| RH08 |
87.7 ± 3.9 |
172.8 ± 1.3 |
1.30 ± 0.06 |
| RH09 |
87.7 ± 3.9 |
172.8 ± 1.3 |
1.30 ± 0.06 |
| RH10 |
88.6 ± 4.0 |
177.9 ± 8.8 |
1.30 ± 0.06 |
| Average |
64.7 |
209.4 |
1.30 |
| Median |
54.0 |
183.5 |
1.30 |
| Deviation |
19.7 |
56.3 |
0.00 |
Upstream wave speeds
and
mach numbers (About, Top)
|
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
| MC |
-9.8 ± 3.3 |
13.9 ± 0.2 |
20.9 ± 1.3 |
43.9 ± 1.1 |
-0.70 ± 0.24 |
-0.22 ± 0.08 |
| VC |
129.9 ± 2.6 |
18.4 ± 0.3 |
26.6 ± 1.6 |
42.2 ± 1.1 |
7.07 ± 0.24 |
3.08 ± 0.08 |
| MX1 |
-9.5 ± 3.3 |
13.9 ± 0.2 |
20.9 ± 1.3 |
43.9 ± 1.1 |
-0.68 ± 0.23 |
-0.22 ± 0.08 |
| MX2 |
-9.9 ± 3.4 |
13.9 ± 0.2 |
20.8 ± 1.3 |
43.9 ± 1.1 |
-0.71 ± 0.24 |
-0.23 ± 0.08 |
| MX3 |
14.0 ± 2.6 |
15.2 ± 0.2 |
22.7 ± 1.4 |
43.4 ± 1.1 |
0.92 ± 0.18 |
0.32 ± 0.06 |
| RH8 |
-3.9 ± 2.2 |
0.9 ± 0.0 |
1.4 ± 0.1 |
46.0 ± 1.0 |
-4.42 ± 2.47 |
-0.08 ± 0.05 |
| RH9 |
-3.9 ± 2.2 |
0.9 ± 0.0 |
1.4 ± 0.1 |
46.0 ± 1.0 |
-4.42 ± 2.47 |
-0.08 ± 0.05 |
| RH10 |
-4.0 ± 2.1 |
0.6 ± 0.0 |
0.9 ± 0.1 |
46.0 ± 1.0 |
-7.20 ± 3.92 |
-0.09 ± 0.05 |
| Average |
12.9 |
9.7 |
14.4 |
44.4 |
-1.3 |
0.3 |
| Median |
-3.9 |
13.9 |
20.9 |
43.9 |
-0.7 |
-0.1 |
| Deviation |
47.9 |
7.5 |
11.1 |
1.4 |
4.3 |
1.1 |
Downstream wave speeds
and
mach numbers (About, Top)
|
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
| MC |
-7.2 ± 1.5 |
11.3 ± 0.2 |
14.8 ± 0.2 |
34.8 ± 0.8 |
-0.63 ± 0.14 |
-0.21 ± 0.05 |
| VC |
100.2 ± 1.8 |
15.0 ± 0.3 |
18.8 ± 0.3 |
33.4 ± 0.8 |
6.69 ± 0.15 |
3.00 ± 0.07 |
| MX1 |
-6.9 ± 1.5 |
11.3 ± 0.2 |
14.8 ± 0.2 |
34.8 ± 0.8 |
-0.61 ± 0.14 |
-0.20 ± 0.05 |
| MX2 |
-7.3 ± 1.5 |
11.3 ± 0.2 |
14.7 ± 0.2 |
34.9 ± 0.8 |
-0.65 ± 0.14 |
-0.21 ± 0.05 |
| MX3 |
11.4 ± 1.7 |
12.4 ± 0.3 |
16.0 ± 0.2 |
34.5 ± 0.8 |
0.92 ± 0.14 |
0.33 ± 0.05 |
| RH8 |
-2.9 ± 1.3 |
0.7 ± 0.0 |
1.0 ± 0.0 |
36.6 ± 0.8 |
-4.02 ± 1.73 |
-0.08 ± 0.03 |
| RH9 |
-2.9 ± 1.3 |
0.7 ± 0.0 |
1.0 ± 0.0 |
36.6 ± 0.8 |
-4.02 ± 1.73 |
-0.08 ± 0.03 |
| RH10 |
-2.9 ± 1.3 |
0.4 ± 0.0 |
0.6 ± 0.0 |
36.6 ± 0.8 |
-6.55 ± 2.80 |
-0.08 ± 0.03 |
| Average |
10.2 |
7.9 |
10.2 |
35.3 |
-1.1 |
0.3 |
| Median |
-2.9 |
11.3 |
14.8 |
34.9 |
-0.6 |
-0.1 |
| Deviation |
36.9 |
6.1 |
7.9 |
1.2 |
4.0 |
1.1 |
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)
| 
