Database: Wind Shock Analysis
Event ID: 20072522217
Observation time: 09/09/2007 252.92849 2217 [UT]
|
|
General
Information (About, Top)
| Year |
2007 |
| Fractional day of year |
252.928490 |
| Arrival time of shock [seconds of day] |
80221.5 ± 40.0 |
| Shock type |
NN |
| Electron data availability |
0 |
| X GSE location of spacecraft [Re] |
202.312 |
| Y GSE location of spacecraft [Re] |
-47.952 |
| Z GSE location of spacecraft [Re] |
-17.950 |
| Upstream plasma points selected for analysis |
0006 |
| Upstream field points selected for analysis |
0198 |
| Downstream plasma points selected for analysis |
0009
|
| Downstream field points selected for analysis |
0268 |
| Minimum chisq/dof for RH8,RH9,RH10 |
0.45, 0.46, 0.48 |
Event added to database
|
Mon Sep 23 12:30:21 2013
|
Event last processed
|
Tue Oct 8 16:22:52 2013
|
Method selected
|
RH08
|
Propagation delay to Earth [minutes]
|
98.697 ± 42.127
|
Asymptotic
plasma
parameters (About, Top)
|
Parameter
|
Upstream
|
Downstream
|
| Vx GSE [km/s] |
-310.7 ± 3.1 |
-340.1 ± 1.3 |
| Vy GSE [km/s] |
3.6 ± 1.0 |
-0.8 ± 1.5 |
| Vz GSE [km/s] |
-10.3 ± 1.5 |
-22.7 ± 1.1 |
| Wi [km/s] |
20.6 ± 0.9 |
19.4 ± 1.0 |
| We [km/s] |
650.9 ± 27.0 |
614.8 ± 32.7 |
| Ni [n/cc] |
6.7 ± 0.5 |
6.5 ± 0.1 |
| Bx GSE [nT] |
-2.3 ± 0.4 |
2.6 ± 0.2 |
| By GSE [nT] |
0.8 ± 0.3 |
1.4 ± 0.1 |
| Bz GSE [nT] |
-1.1 ± 0.1 |
0.8 ± 0.1 |
Plasma Beta
|
0.849 ± 1.004
|
0.563 ± 0.506
|
Sound Speed [km/s]
|
26.57 ± 1.10
|
25.10 ± 1.33
|
Alfven Speed [km/s]
|
22.95 ± 2.80
|
26.15 ± 1.34
|
Best values of
shock
front normal for each method (About, Top)
| Method |
Nx |
Ny |
Nz |
Theta [degrees] |
Phi [degrees] |
| MC |
-0.634 ± 1.003 |
0.766 ± 0.831 |
-0.107 ± 0.107 |
-6.16 ± 10.74 |
129.64 ± 75.03 |
| VC |
0.914 ± 0.018 |
0.139 ± 0.051 |
0.382 ± 0.362 |
22.47 ± 2.43 |
8.63 ± 3.17 |
| MX1 |
-0.197 ± 0.615 |
0.973 ± 0.125 |
-0.123 ± 0.122 |
-7.06 ± 4.15 |
101.46 ± 36.24 |
| MX2 |
0.856 ± 0.764 |
0.516 ± 1.267 |
-0.032 ± 0.032 |
-1.81 ± 17.84 |
31.10 ± 84.81 |
| MX3 |
-0.849 ± 0.326 |
0.169 ± 1.103 |
0.500 ± 0.454 |
30.01 ± 28.16 |
168.75 ± 74.31 |
| RH08 |
-0.366 ± 0.003 |
0.191 ± 0.006 |
0.911 ± 0.473 |
65.59 ± 0.00 |
152.42 ± 1.00 |
| RH09 |
-0.366 ± 0.016 |
0.191 ± 0.024 |
0.911 ± 0.473 |
65.59 ± 0.75 |
152.42 ± 3.60 |
| RH10 |
-0.366 ± 0.015 |
0.191 ± 0.023 |
0.911 ± 0.473 |
65.59 ± 0.67 |
152.42 ± 3.55 |
| Average |
-0.126 |
0.392 |
0.419 |
29.278 |
112.106 |
| Median |
-0.366 |
0.191 |
0.500 |
30.014 |
152.423 |
| Deviation |
0.655 |
0.322 |
0.464 |
32.832 |
60.682 |
Key shock
parameters (About, Top)
| Method |
ThetaBn |
Shock Speed |
Compression |
| MC |
35.5 ± 6.1 |
115.7 ± 1262.9 |
0.97 ± 0.07 |
| VC |
25.3 ± 8.0 |
-114.1 ± 2227.6 |
0.97 ± 0.07 |
| MX1 |
59.6 ± 7.7 |
53.1 ± 334.3 |
0.97 ± 0.07 |
| MX2 |
55.0 ± 8.2 |
-119.7 ± 1844.4 |
0.97 ± 0.07 |
| MX3 |
54.9 ± 3.9 |
170.7 ± 1328.7 |
0.97 ± 0.07 |
| RH08 |
89.9 ± 2.5 |
113.5 ± 10.8 |
0.97 ± 0.07 |
| RH09 |
89.9 ± 2.5 |
113.5 ± 10.8 |
0.97 ± 0.07 |
| RH10 |
89.9 ± 2.5 |
113.5 ± 78.7 |
0.97 ± 0.07 |
| Average |
62.5 |
55.8 |
0.97 |
| Median |
59.6 |
113.5 |
0.97 |
| Deviation |
25.3 |
111.1 |
0.00 |
Upstream wave speeds
and
mach numbers (About, Top)
|
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
| MC |
-85.2 ± 1.5 |
15.7 ± 1.0 |
18.7 ± 2.3 |
31.5 ± 0.8 |
-5.46 ± 0.45 |
-2.71 ± 0.11 |
| VC |
173.2 ± 3.3 |
18.2 ± 1.3 |
20.7 ± 2.5 |
30.1 ± 0.7 |
9.56 ± 0.87 |
5.75 ± 0.23 |
| MX1 |
-12.9 ± 0.6 |
9.0 ± 0.5 |
11.6 ± 1.4 |
34.0 ± 1.1 |
-1.44 ± 0.10 |
-0.38 ± 0.02 |
| MX2 |
144.0 ± 3.0 |
10.4 ± 0.6 |
13.2 ± 1.6 |
33.6 ± 1.0 |
13.96 ± 1.15 |
4.29 ± 0.22 |
| MX3 |
-88.6 ± 2.2 |
10.4 ± 0.6 |
13.2 ± 1.6 |
33.6 ± 1.0 |
-8.57 ± 0.72 |
-2.64 ± 0.14 |
| RH8 |
8.4 ± 1.2 |
0.0 ± 0.0 |
0.0 ± 0.0 |
35.2 ± 1.2 |
371.18 ± 55.77 |
0.24 ± 0.04 |
| RH9 |
8.4 ± 1.2 |
0.0 ± 0.0 |
0.0 ± 0.0 |
35.2 ± 1.2 |
371.18 ± 55.77 |
0.24 ± 0.04 |
| RH10 |
8.4 ± 1.2 |
0.0 ± 0.0 |
0.0 ± 0.0 |
35.2 ± 1.2 |
371.18 ± 55.77 |
0.24 ± 0.04 |
| Average |
19.4 |
8.0 |
9.7 |
33.6 |
140.2 |
0.6 |
| Median |
8.4 |
10.4 |
13.2 |
34.0 |
14.0 |
0.2 |
| Deviation |
95.0 |
7.2 |
8.5 |
1.9 |
191.4 |
3.0 |
Downstream wave speeds
and
mach numbers (About, Top)
|
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
| MC |
-101.8 ± 2.0 |
16.5 ± 0.2 |
21.3 ± 1.1 |
32.3 ± 0.5 |
-6.18 ± 0.12 |
-3.15 ± 0.06 |
| VC |
205.4 ± 1.4 |
19.2 ± 0.3 |
23.6 ± 1.2 |
30.8 ± 0.5 |
10.68 ± 0.17 |
6.68 ± 0.12 |
| MX1 |
-15.9 ± 1.7 |
9.5 ± 0.1 |
13.2 ± 0.7 |
35.0 ± 0.6 |
-1.68 ± 0.17 |
-0.45 ± 0.05 |
| MX2 |
171.1 ± 0.6 |
10.9 ± 0.2 |
15.0 ± 0.8 |
34.6 ± 0.5 |
15.76 ± 0.26 |
4.94 ± 0.08 |
| MX3 |
-106.7 ± 0.9 |
10.9 ± 0.2 |
15.0 ± 0.8 |
34.6 ± 0.5 |
-9.80 ± 0.14 |
-3.08 ± 0.04 |
| RH8 |
9.7 ± 0.6 |
0.0 ± 0.0 |
0.0 ± 0.0 |
36.3 ± 0.6 |
408.68 ± 30.75 |
0.27 ± 0.02 |
| RH9 |
9.7 ± 0.6 |
0.0 ± 0.0 |
0.0 ± 0.0 |
36.3 ± 0.6 |
408.68 ± 30.75 |
0.27 ± 0.02 |
| RH10 |
9.7 ± 0.6 |
0.0 ± 0.0 |
0.0 ± 0.0 |
36.3 ± 0.6 |
408.68 ± 30.75 |
0.27 ± 0.02 |
| Average |
22.6 |
8.4 |
11.0 |
34.5 |
154.4 |
0.7 |
| Median |
9.7 |
10.9 |
15.0 |
35.0 |
15.8 |
0.3 |
| Deviation |
113.2 |
7.6 |
9.7 |
2.0 |
210.8 |
3.5 |
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)
| 
