Database: Wind Shock Analysis
Event ID: 20072981042
Observation time: 10/25/2007 298.44634 1042 [UT]
|
|
General
Information (About, Top)
| Year |
2007 |
| Fractional day of year |
298.446337 |
| Arrival time of shock [seconds of day] |
38563.5 ± 20.0 |
| Shock type |
FF |
| Electron data availability |
0 |
X GSE location of spacecraft [Re] |
208.304 |
| Y GSE location of spacecraft [Re] |
91.274 |
| Z GSE location of spacecraft [Re] |
-2.822 |
| Upstream plasma points selected for analysis |
0005 |
| Upstream field points selected for analysis |
0150 |
| Downstream plasma points selected for analysis |
0004
|
| Downstream field points selected for analysis |
0139 |
| Minimum chisq/dof for RH8,RH9,RH10 |
6.55, 22.37, 24.83 |
Event added to database
|
Tue Sep 24 09:03:12 2013
|
Event last processed
|
Tue Sep 24 11:23:49 2013
|
Method selected
|
RH08
|
Propagation delay to Earth [minutes]
|
49.523 ± 1.725
|
Asymptotic
plasma
parameters (About, Top)
|
Parameter
|
Upstream
|
Downstream
|
| Vx GSE [km/s] |
-359.1 ± 1.1 |
-416.1 ± 1.4 |
| Vy GSE [km/s] |
-25.8 ± 1.5 |
-36.0 ± 2.8 |
| Vz GSE [km/s] |
-4.5 ± 1.0 |
19.9 ± 0.5 |
| Wi [km/s] |
22.4 ± 0.8 |
34.1 ± 2.3 |
| We [km/s] |
706.9 ± 23.8 |
1077.7 ± 71.6 |
| Ni [n/cc] |
8.4 ± 0.6 |
20.1 ± 1.5 |
| Bx GSE [nT] |
-2.0 ± 0.6 |
-4.4 ± 1.7 |
| By GSE [nT] |
-0.1 ± 0.9 |
-0.3 ± 4.6 |
| Bz GSE [nT] |
-2.0 ± 0.5 |
-7.3 ± 1.1 |
Plasma Beta
|
0.969 ± 0.950
|
0.542 ± 0.520
|
Sound Speed [km/s]
|
28.86 ± 0.97
|
44.00 ± 2.92
|
Alfven Speed [km/s]
|
22.76 ± 1.16
|
46.56 ± 4.62
|
Best values of
shock
front normal for each method (About, Top)
| Method |
Nx |
Ny |
Nz |
Theta [degrees] |
Phi [degrees] |
| MC |
-0.981 ± 0.084 |
-0.072 ± 0.786 |
-0.179 ± 0.177 |
-10.31 ± 19.79 |
184.19 ± 45.90 |
| VC |
-0.907 ± 0.009 |
-0.161 ± 0.046 |
0.388 ± 0.367 |
22.85 ± 0.57 |
190.08 ± 2.89 |
| MX1 |
-0.927 ± 0.129 |
-0.204 ± 0.278 |
0.314 ± 0.303 |
18.29 ± 21.27 |
192.43 ± 17.09 |
| MX2 |
-0.894 ± 0.055 |
-0.214 ± 0.104 |
0.394 ± 0.372 |
23.18 ± 7.32 |
193.48 ± 6.62 |
| MX3 |
-0.892 ± 0.049 |
-0.231 ± 0.110 |
0.388 ± 0.367 |
22.80 ± 6.05 |
194.53 ± 7.06 |
| RH08 |
-0.972 ± 0.007 |
-0.146 ± 0.026 |
0.184 ± 0.182 |
10.62 ± 1.92 |
188.52 ± 1.52 |
| RH09 |
-0.930 ± 0.026 |
-0.349 ± 0.065 |
-0.117 ± 0.117 |
-6.74 ± 4.02 |
200.56 ± 4.03 |
| RH10 |
-0.941 ± 0.024 |
-0.316 ± 0.067 |
-0.117 ± 0.117 |
-6.74 ± 4.01 |
198.55 ± 4.07 |
| Average |
-0.931 |
-0.212 |
0.157 |
9.244 |
192.793 |
| Median |
-0.927 |
-0.204 |
0.314 |
18.292 |
193.480 |
| Deviation |
0.033 |
0.090 |
0.254 |
14.832 |
5.300 |
Key shock
parameters (About, Top)
| Method |
ThetaBn |
Shock Speed |
Compression |
| MC |
36.9 ± 15.1 |
445.2 ± 1.0 |
2.46 ± 0.28 |
| VC |
68.8 ± 12.0 |
436.4 ± 1.3 |
2.46 ± 0.28 |
| MX1 |
64.9 ± 11.5 |
444.4 ± 1.3 |
2.46 ± 0.28 |
| MX2 |
69.6 ± 11.1 |
432.6 ± 1.3 |
2.46 ± 0.28 |
| MX3 |
69.4 ± 10.8 |
432.3 ± 1.3 |
2.46 ± 0.28 |
| RH08 |
57.1 ± 12.9 |
457.7 ± 1.3 |
2.46 ± 0.28 |
| RH09 |
44.5 ± 8.7 |
435.6 ± 1.1 |
2.46 ± 0.28 |
| RH10 |
43.8 ± 9.5 |
439.4 ± 4.8 |
2.46 ± 0.28 |
| Average |
56.9 |
440.5 |
2.46 |
| Median |
64.9 |
439.4 |
2.46 |
| Deviation |
13.4 |
8.5 |
0.00 |
Upstream wave speeds
and
mach numbers (About, Top)
|
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
| MC |
90.2 ± 1.0 |
15.8 ± 0.7 |
18.2 ± 0.9 |
33.2 ± 1.2 |
5.71 ± 0.28 |
2.72 ± 0.11 |
| VC |
108.1 ± 1.4 |
6.6 ± 0.3 |
8.2 ± 0.4 |
36.2 ± 1.3 |
16.52 ± 0.82 |
2.99 ± 0.13 |
| MX1 |
107.6 ± 1.4 |
7.8 ± 0.3 |
9.7 ± 0.5 |
35.9 ± 1.3 |
13.88 ± 0.69 |
3.00 ± 0.14 |
| MX2 |
107.8 ± 1.5 |
6.3 ± 0.3 |
7.9 ± 0.4 |
36.2 ± 1.3 |
17.10 ± 0.86 |
2.98 ± 0.14 |
| MX3 |
107.6 ± 1.5 |
6.4 ± 0.3 |
8.0 ± 0.4 |
36.2 ± 1.3 |
16.91 ± 0.85 |
2.98 ± 0.14 |
| RH8 |
105.7 ± 1.3 |
10.1 ± 0.4 |
12.4 ± 0.6 |
35.3 ± 1.2 |
10.49 ± 0.52 |
3.00 ± 0.13 |
| RH9 |
92.2 ± 1.2 |
13.7 ± 0.6 |
16.2 ± 0.8 |
34.1 ± 1.2 |
6.72 ± 0.34 |
2.71 ± 0.12 |
| RH10 |
92.6 ± 1.2 |
13.9 ± 0.6 |
16.4 ± 0.8 |
34.0 ± 1.2 |
6.66 ± 0.34 |
2.73 ± 0.12 |
| Average |
101.5 |
10.1 |
12.1 |
35.1 |
11.7 |
2.9 |
| Median |
107.6 |
10.1 |
12.4 |
35.9 |
13.9 |
3.0 |
| Deviation |
8.2 |
3.9 |
4.3 |
1.2 |
5.0 |
0.1 |
Downstream wave speeds
and
mach numbers (About, Top)
|
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
| MC |
37.9 ± 1.3 |
28.5 ± 2.2 |
37.2 ± 3.7 |
57.4 ± 4.5 |
1.34 ± 0.10 |
0.66 ± 0.05 |
| VC |
45.3 ± 1.2 |
11.7 ± 0.9 |
16.8 ± 1.7 |
63.0 ± 4.9 |
3.88 ± 0.29 |
0.72 ± 0.05 |
| MX1 |
45.0 ± 1.2 |
13.9 ± 1.1 |
19.8 ± 2.0 |
62.6 ± 4.9 |
3.25 ± 0.25 |
0.72 ± 0.05 |
| MX2 |
45.1 ± 1.2 |
11.3 ± 0.9 |
16.2 ± 1.6 |
63.1 ± 4.9 |
4.01 ± 0.31 |
0.72 ± 0.05 |
| MX3 |
44.9 ± 1.2 |
11.4 ± 0.9 |
16.4 ± 1.6 |
63.1 ± 4.9 |
3.96 ± 0.31 |
0.72 ± 0.06 |
| RH8 |
44.4 ± 1.3 |
18.1 ± 1.4 |
25.3 ± 2.5 |
61.5 ± 4.8 |
2.46 ± 0.18 |
0.72 ± 0.05 |
| RH9 |
38.5 ± 1.2 |
24.7 ± 1.9 |
33.2 ± 3.3 |
59.1 ± 4.6 |
1.57 ± 0.14 |
0.65 ± 0.06 |
| RH10 |
38.6 ± 1.2 |
25.0 ± 2.0 |
33.6 ± 3.3 |
59.0 ± 4.6 |
1.55 ± 0.13 |
0.66 ± 0.06 |
| Average |
42.5 |
18.1 |
24.8 |
61.1 |
2.8 |
0.7 |
| Median |
44.9 |
18.1 |
25.3 |
62.6 |
3.3 |
0.7 |
| Deviation |
3.4 |
7.1 |
8.8 |
2.3 |
1.2 |
0.0 |
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)
| 
