Database: Wind Shock Analysis
Event ID: 20072080410
Observation time: 07/27/2007 208.17377 0410 [UT]
|
|
General
Information (About, Top)
| Year |
2007 |
| Fractional day of year |
208.173767 |
| Arrival time of shock [seconds of day] |
15013.5 ± 40.0 |
| Shock type |
SF |
| Electron data availability |
0 |
X GSE location of spacecraft [Re] |
240.971 |
| Y GSE location of spacecraft [Re] |
-88.028 |
| Z GSE location of spacecraft [Re] |
11.230 |
| Upstream plasma points selected for analysis |
0007 |
| Upstream field points selected for analysis |
0213 |
| Downstream plasma points selected for analysis |
0006
|
| Downstream field points selected for analysis |
0206 |
| Minimum chisq/dof for RH8,RH9,RH10 |
6.51, 8.25, 8.67 |
Event added to database
|
Thu Sep 26 11:04:52 2013
|
Event last processed
|
Thu Sep 26 12:14:41 2013
|
Method selected
|
RH08
|
Propagation delay to Earth [minutes]
|
68.346 ± 1.814
|
Asymptotic
plasma
parameters (About, Top)
|
Parameter
|
Upstream
|
Downstream
|
| Vx GSE [km/s] |
-440.3 ± 0.9 |
-475.1 ± 2.5 |
| Vy GSE [km/s] |
55.6 ± 4.3 |
28.1 ± 5.9 |
| Vz GSE [km/s] |
10.7 ± 2.0 |
9.5 ± 3.6 |
| Wi [km/s] |
47.4 ± 1.1 |
42.7 ± 2.3 |
| We [km/s] |
1497.4 ± 34.2 |
1350.3 ± 71.2 |
| Ni [n/cc] |
4.5 ± 0.3 |
3.1 ± 0.2 |
| Bx GSE [nT] |
-2.9 ± 0.6 |
-2.3 ± 0.3 |
| By GSE [nT] |
5.5 ± 1.1 |
2.6 ± 0.9 |
| Bz GSE [nT] |
5.7 ± 0.8 |
3.1 ± 0.8 |
Plasma Beta
|
0.293 ± 0.289
|
0.510 ± 0.521
|
Sound Speed [km/s]
|
61.13 ± 1.40
|
55.13 ± 2.91
|
Alfven Speed [km/s]
|
87.79 ± 6.04
|
60.00 ± 1.92
|
Best values of
shock
front normal for each method (About, Top)
| Method |
Nx |
Ny |
Nz |
Theta [degrees] |
Phi [degrees] |
| MC |
-0.961 ± 0.166 |
-0.069 ± 0.736 |
0.267 ± 0.261 |
15.49 ± 33.74 |
184.12 ± 43.84 |
| VC |
-0.790 ± 0.086 |
-0.612 ± 0.111 |
-0.030 ± 0.030 |
-1.72 ± 5.05 |
217.77 ± 8.05 |
| MX1 |
-0.899 ± 0.075 |
-0.396 ± 0.167 |
0.186 ± 0.183 |
10.70 ± 5.08 |
203.78 ± 10.64 |
| MX2 |
-0.895 ± 0.070 |
-0.390 ± 0.151 |
0.218 ± 0.214 |
12.59 ± 7.15 |
203.55 ± 9.65 |
| MX3 |
-0.903 ± 0.086 |
-0.401 ± 0.192 |
0.153 ± 0.152 |
8.79 ± 5.45 |
203.92 ± 12.18 |
| RH08 |
-0.991 ± 0.003 |
-0.061 ± 0.021 |
0.117 ± 0.117 |
6.74 ± 1.21 |
183.51 ± 1.23 |
| RH09 |
-0.992 ± 0.009 |
-0.061 ± 0.070 |
0.106 ± 0.106 |
6.09 ± 4.02 |
183.51 ± 4.03 |
| RH10 |
-0.992 ± 0.009 |
-0.061 ± 0.070 |
0.106 ± 0.106 |
6.09 ± 4.02 |
183.51 ± 4.03 |
| Average |
-0.928 |
-0.256 |
0.140 |
8.096 |
195.459 |
| Median |
-0.903 |
-0.069 |
0.153 |
8.793 |
203.550 |
| Deviation |
0.071 |
0.219 |
0.090 |
5.188 |
13.422 |
Key shock
parameters (About, Top)
| Method |
ThetaBn |
Shock Speed |
Compression |
| MC |
62.5 ± 2.0 |
348.2 ± 4.2 |
0.69 ± 0.07 |
| VC |
81.7 ± 1.7 |
219.6 ± 6.3 |
0.69 ± 0.07 |
| MX1 |
79.8 ± 1.6 |
287.5 ± 5.7 |
0.69 ± 0.07 |
| MX2 |
78.4 ± 1.7 |
287.0 ± 5.6 |
0.69 ± 0.07 |
| MX3 |
81.2 ± 1.6 |
288.0 ± 5.7 |
0.69 ± 0.07 |
| RH08 |
67.8 ± 2.9 |
357.8 ± 4.2 |
0.69 ± 0.07 |
| RH09 |
68.2 ± 2.9 |
358.1 ± 4.2 |
0.69 ± 0.07 |
| RH10 |
68.2 ± 2.9 |
358.1 ± 27.1 |
0.69 ± 0.07 |
| Average |
73.5 |
313.0 |
0.69 |
| Median |
78.4 |
348.2 |
0.69 |
| Deviation |
7.6 |
50.7 |
0.00 |
Upstream wave speeds
and
mach numbers (About, Top)
|
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
| MC |
-74.0 ± 0.8 |
23.8 ± 0.8 |
40.6 ± 2.8 |
104.3 ± 5.6 |
-3.12 ± 0.12 |
-0.71 ± 0.04 |
| VC |
-93.9 ± 2.1 |
7.2 ± 0.3 |
12.6 ± 0.9 |
106.8 ± 5.6 |
-13.01 ± 0.76 |
-0.88 ± 0.07 |
| MX1 |
-88.4 ± 1.5 |
8.9 ± 0.3 |
15.5 ± 1.1 |
106.6 ± 5.6 |
-9.98 ± 0.52 |
-0.83 ± 0.06 |
| MX2 |
-87.5 ± 1.5 |
10.1 ± 0.4 |
17.6 ± 1.2 |
106.5 ± 5.6 |
-8.68 ± 0.46 |
-0.82 ± 0.06 |
| MX3 |
-89.1 ± 1.4 |
7.7 ± 0.3 |
13.4 ± 0.9 |
106.7 ± 5.6 |
-11.60 ± 0.60 |
-0.84 ± 0.06 |
| RH8 |
-76.5 ± 0.7 |
19.3 ± 0.7 |
33.2 ± 2.3 |
105.3 ± 5.6 |
-3.98 ± 0.15 |
-0.73 ± 0.04 |
| RH9 |
-76.6 ± 0.7 |
18.9 ± 0.7 |
32.5 ± 2.2 |
105.3 ± 5.6 |
-4.06 ± 0.15 |
-0.73 ± 0.04 |
| RH10 |
-76.6 ± 0.7 |
18.9 ± 0.7 |
32.5 ± 2.2 |
105.3 ± 5.6 |
-4.06 ± 0.15 |
-0.73 ± 0.04 |
| Average |
-82.8 |
14.3 |
24.7 |
105.9 |
-7.3 |
-0.8 |
| Median |
-76.6 |
18.9 |
32.5 |
106.5 |
-4.1 |
-0.7 |
| Deviation |
7.6 |
6.5 |
11.0 |
0.9 |
4.0 |
0.1 |
Downstream wave speeds
and
mach numbers (About, Top)
|
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
| MC |
-109.1 ± 2.4 |
19.3 ± 0.5 |
27.7 ± 0.9 |
79.2 ± 1.8 |
-5.66 ± 0.07 |
-1.38 ± 0.01 |
| VC |
-138.3 ± 3.4 |
5.8 ± 0.2 |
8.6 ± 0.3 |
81.3 ± 1.9 |
-23.67 ± 0.81 |
-1.70 ± 0.05 |
| MX1 |
-130.4 ± 2.8 |
7.2 ± 0.2 |
10.6 ± 0.3 |
81.2 ± 1.9 |
-18.18 ± 0.47 |
-1.61 ± 0.04 |
| MX2 |
-129.2 ± 2.8 |
8.2 ± 0.2 |
12.0 ± 0.4 |
81.1 ± 1.9 |
-15.82 ± 0.41 |
-1.59 ± 0.04 |
| MX3 |
-131.4 ± 2.7 |
6.2 ± 0.2 |
9.2 ± 0.3 |
81.3 ± 1.9 |
-21.14 ± 0.54 |
-1.62 ± 0.04 |
| RH8 |
-112.6 ± 2.4 |
15.6 ± 0.4 |
22.7 ± 0.7 |
80.0 ± 1.9 |
-7.22 ± 0.07 |
-1.41 ± 0.01 |
| RH9 |
-112.8 ± 2.4 |
15.3 ± 0.4 |
22.2 ± 0.7 |
80.1 ± 1.9 |
-7.38 ± 0.08 |
-1.41 ± 0.01 |
| RH10 |
-112.8 ± 2.4 |
15.3 ± 0.4 |
22.2 ± 0.7 |
80.1 ± 1.9 |
-7.38 ± 0.08 |
-1.41 ± 0.01 |
| Average |
-122.1 |
11.6 |
16.9 |
80.5 |
-13.3 |
-1.5 |
| Median |
-112.8 |
15.3 |
22.2 |
81.1 |
-7.4 |
-1.4 |
| Deviation |
11.4 |
5.3 |
7.6 |
0.8 |
7.2 |
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)
| 
