Database: Wind Shock Analysis
Event ID: 20073222121
Observation time: 11/18/2007 322.88991 2121 [UT]
|
|
General
Information (About, Top)
| Year |
2007 |
| Fractional day of year |
322.889913 |
| Arrival time of shock [seconds of day] |
76888.5 ± 60.0 |
| Shock type |
FF |
| Electron data availability |
0 |
X GSE location of spacecraft [Re] |
234.700 |
| Y GSE location of spacecraft [Re] |
88.104 |
| Z GSE location of spacecraft [Re] |
15.040 |
| Upstream plasma points selected for analysis |
0008 |
| Upstream field points selected for analysis |
0267 |
| Downstream plasma points selected for analysis |
0005
|
| Downstream field points selected for analysis |
0179 |
| Minimum chisq/dof for RH8,RH9,RH10 |
8.93, 57.13, 60.25 |
Event added to database
|
Thu Sep 26 11:38:45 2013
|
Event last processed
|
Thu Sep 26 12:29:46 2013
|
Method selected
|
RH08
|
Propagation delay to Earth [minutes]
|
84.502 ± 11.475
|
Asymptotic
plasma
parameters (About, Top)
|
Parameter
|
Upstream
|
Downstream
|
| Vx GSE [km/s] |
-361.3 ± 2.6 |
-380.5 ± 5.4 |
| Vy GSE [km/s] |
-15.3 ± 3.6 |
-39.9 ± 3.0 |
| Vz GSE [km/s] |
-13.2 ± 3.2 |
12.8 ± 4.4 |
| Wi [km/s] |
24.9 ± 1.6 |
39.7 ± 5.1 |
| We [km/s] |
786.8 ± 52.0 |
1255.4 ± 160.3 |
| Ni [n/cc] |
1.1 ± 0.1 |
2.9 ± 0.3 |
| Bx GSE [nT] |
3.1 ± 0.1 |
5.2 ± 0.2 |
| By GSE [nT] |
-1.2 ± 0.1 |
-2.9 ± 0.1 |
| Bz GSE [nT] |
-0.4 ± 0.1 |
0.1 ± 0.2 |
Plasma Beta
|
0.136 ± 0.130
|
0.290 ± 0.242
|
Sound Speed [km/s]
|
32.12 ± 2.12
|
51.25 ± 6.54
|
Alfven Speed [km/s]
|
68.25 ± 3.87
|
75.66 ± 4.94
|
Best values of
shock
front normal for each method (About, Top)
| Method |
Nx |
Ny |
Nz |
Theta [degrees] |
Phi [degrees] |
| MC |
-0.570 ± 0.140 |
-0.442 ± 0.135 |
0.693 ± 0.552 |
43.87 ± 12.18 |
217.78 ± 10.04 |
| VC |
-0.473 ± 0.107 |
-0.614 ± 0.087 |
0.632 ± 0.530 |
39.21 ± 3.85 |
232.36 ± 9.67 |
| MX1 |
-0.581 ± 0.072 |
-0.529 ± 0.077 |
0.619 ± 0.524 |
38.23 ± 3.78 |
222.35 ± 7.07 |
| MX2 |
-0.581 ± 0.072 |
-0.531 ± 0.076 |
0.617 ± 0.523 |
38.08 ± 3.72 |
222.42 ± 7.06 |
| MX3 |
-0.582 ± 0.072 |
-0.533 ± 0.076 |
0.614 ± 0.522 |
37.90 ± 3.68 |
222.51 ± 7.04 |
| RH08 |
-0.441 ± 0.016 |
-0.724 ± 0.022 |
-0.531 ± 0.474 |
-32.05 ± 2.72 |
238.66 ± 0.76 |
| RH09 |
-0.660 ± 0.053 |
-0.651 ± 0.053 |
0.374 ± 0.356 |
21.98 ± 4.01 |
224.62 ± 4.34 |
| RH10 |
-0.660 ± 0.053 |
-0.651 ± 0.053 |
0.374 ± 0.356 |
21.98 ± 4.01 |
224.62 ± 4.34 |
| Average |
-0.568 |
-0.584 |
0.424 |
26.149 |
225.667 |
| Median |
-0.581 |
-0.533 |
0.617 |
38.076 |
224.624 |
| Deviation |
0.078 |
0.091 |
0.404 |
24.880 |
6.651 |
Key shock
parameters (About, Top)
| Method |
ThetaBn |
Shock Speed |
Compression |
| MC |
63.4 ± 2.5 |
267.8 ± 1.1 |
2.54 ± 0.32 |
| VC |
73.2 ± 2.5 |
238.8 ± 1.0 |
2.54 ± 0.32 |
| MX1 |
65.3 ± 2.5 |
275.5 ± 1.1 |
2.54 ± 0.32 |
| MX2 |
65.3 ± 2.5 |
275.8 ± 1.1 |
2.54 ± 0.32 |
| MX3 |
65.4 ± 2.5 |
276.0 ± 1.1 |
2.54 ± 0.32 |
| RH08 |
85.2 ± 1.2 |
197.3 ± 0.7 |
2.54 ± 0.32 |
| RH09 |
65.3 ± 2.3 |
306.5 ± 1.0 |
2.54 ± 0.32 |
| RH10 |
65.3 ± 2.3 |
306.5 ± 6.0 |
2.54 ± 0.32 |
| Average |
68.5 |
268.0 |
2.54 |
| Median |
65.3 |
275.8 |
2.54 |
| Deviation |
7.3 |
35.9 |
0.00 |
Upstream wave speeds
and
mach numbers (About, Top)
|
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
| MC |
64.4 ± 4.7 |
13.2 ± 0.7 |
30.6 ± 1.7 |
74.3 ± 3.0 |
4.89 ± 0.39 |
0.87 ± 0.08 |
| VC |
66.8 ± 4.8 |
8.4 ± 0.4 |
19.7 ± 1.1 |
75.0 ± 3.0 |
7.94 ± 0.64 |
0.89 ± 0.09 |
| MX1 |
65.8 ± 4.8 |
12.3 ± 0.6 |
28.5 ± 1.6 |
74.5 ± 3.0 |
5.37 ± 0.43 |
0.89 ± 0.09 |
| MX2 |
65.8 ± 4.8 |
12.3 ± 0.6 |
28.5 ± 1.6 |
74.5 ± 3.0 |
5.38 ± 0.43 |
0.89 ± 0.09 |
| MX3 |
65.9 ± 4.8 |
12.2 ± 0.6 |
28.4 ± 1.6 |
74.5 ± 3.0 |
5.39 ± 0.43 |
0.89 ± 0.09 |
| RH8 |
20.0 ± 2.2 |
2.4 ± 0.1 |
5.7 ± 0.3 |
75.5 ± 3.0 |
8.24 ± 1.01 |
0.27 ± 0.03 |
| RH9 |
63.1 ± 4.6 |
12.3 ± 0.6 |
28.5 ± 1.6 |
74.5 ± 3.0 |
5.14 ± 0.42 |
0.85 ± 0.08 |
| RH10 |
63.1 ± 4.6 |
12.3 ± 0.6 |
28.5 ± 1.6 |
74.5 ± 3.0 |
5.14 ± 0.42 |
0.85 ± 0.08 |
| Average |
59.4 |
10.7 |
24.8 |
74.7 |
5.9 |
0.8 |
| Median |
65.8 |
12.3 |
28.5 |
74.5 |
5.4 |
0.9 |
| Deviation |
16.0 |
3.6 |
8.4 |
0.4 |
1.3 |
0.2 |
Downstream wave speeds
and
mach numbers (About, Top)
|
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
| MC |
24.5 ± 5.1 |
19.3 ± 1.3 |
33.9 ± 2.2 |
89.6 ± 1.2 |
1.29 ± 0.34 |
0.27 ± 0.06 |
| VC |
26.2 ± 4.1 |
12.3 ± 0.8 |
21.9 ± 1.4 |
90.8 ± 1.2 |
2.16 ± 0.47 |
0.29 ± 0.04 |
| MX1 |
25.6 ± 4.7 |
17.9 ± 1.2 |
31.6 ± 2.1 |
89.9 ± 1.2 |
1.45 ± 0.35 |
0.28 ± 0.05 |
| MX2 |
25.6 ± 4.7 |
17.9 ± 1.2 |
31.6 ± 2.1 |
89.9 ± 1.2 |
1.45 ± 0.35 |
0.28 ± 0.05 |
| MX3 |
25.6 ± 4.7 |
17.9 ± 1.2 |
31.5 ± 2.1 |
89.9 ± 1.2 |
1.45 ± 0.35 |
0.28 ± 0.05 |
| RH8 |
7.5 ± 2.3 |
3.5 ± 0.2 |
6.3 ± 0.4 |
91.6 ± 1.2 |
2.13 ± 0.67 |
0.08 ± 0.03 |
| RH9 |
24.6 ± 4.0 |
17.9 ± 1.2 |
31.6 ± 2.1 |
89.9 ± 1.2 |
1.39 ± 0.31 |
0.27 ± 0.04 |
| RH10 |
24.6 ± 4.0 |
17.9 ± 1.2 |
31.6 ± 2.1 |
89.9 ± 1.2 |
1.39 ± 0.31 |
0.27 ± 0.04 |
| Average |
23.0 |
15.6 |
27.5 |
90.2 |
1.6 |
0.3 |
| Median |
25.6 |
17.9 |
31.6 |
89.9 |
1.4 |
0.3 |
| Deviation |
6.3 |
5.3 |
9.3 |
0.7 |
0.3 |
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)
| 
