Database: Wind Shock Analysis
Event ID: 19970100052
Observation time: 01/10/1997 10.03616 0052 [UT]
|
|
General
Information (About, Top)
| Year |
1997 |
| Fractional day of year |
10.036163 |
| Arrival time of shock [seconds of day] |
3124.5 ± 6.0 |
| Shock type |
FF |
| Electron data availability |
0 |
X GSE location of spacecraft [Re] |
85.033 |
| Y GSE location of spacecraft [Re] |
-59.414 |
| Z GSE location of spacecraft [Re] |
-3.433 |
| Upstream plasma points selected for analysis |
0009 |
| Upstream field points selected for analysis |
0236 |
| Downstream plasma points selected for analysis |
0012
|
| Downstream field points selected for analysis |
0320 |
| Minimum chisq/dof for RH8,RH9,RH10 |
3.20, 4.22, 4.26 |
Event added to database
|
Mon Feb 14 11:03:46 2005
|
Event last processed
|
Mon Mar 30 16:34:32 2009
|
Method selected
|
RH08
|
Propagation delay to Earth [minutes]
|
18.077 ± 0.692
|
Asymptotic
plasma
parameters (About, Top)
|
Parameter
|
Upstream
|
Downstream
|
| Vx GSE [km/s] |
-376.2 ± 1.1 |
-413.1 ± 3.8 |
| Vy GSE [km/s] |
-3.9 ± 1.3 |
-15.2 ± 8.7 |
| Vz GSE [km/s] |
17.3 ± 1.3 |
-14.6 ± 5.6 |
| Wi [km/s] |
16.8 ± 1.0 |
29.6 ± 1.8 |
| We [km/s] |
532.1 ± 32.7 |
935.3 ± 55.8 |
| Ni [n/cc] |
6.5 ± 0.1 |
13.6 ± 1.4 |
| Bx GSE [nT] |
-2.1 ± 0.1 |
-4.7 ± 0.9 |
| By GSE [nT] |
0.7 ± 0.2 |
3.2 ± 3.0 |
| Bz GSE [nT] |
0.2 ± 0.1 |
3.9 ± 1.7 |
Plasma Beta
|
0.769 ± 0.737
|
0.441 ± 0.431
|
Sound Speed [km/s]
|
21.72 ± 1.34
|
38.18 ± 2.28
|
Alfven Speed [km/s]
|
19.23 ± 0.41
|
45.48 ± 6.02
|
Best values of
shock
front normal for each method (About, Top)
| Method |
Nx |
Ny |
Nz |
Theta [degrees] |
Phi [degrees] |
| MC |
-0.932 ± 0.093 |
-0.068 ± 0.273 |
-0.356 ± 0.340 |
-20.87 ± 14.59 |
184.17 ± 16.80 |
| VC |
-0.748 ± 0.078 |
-0.228 ± 0.172 |
-0.624 ± 0.526 |
-38.59 ± 5.53 |
196.98 ± 13.09 |
| MX1 |
-0.892 ± 0.088 |
-0.110 ± 0.193 |
-0.438 ± 0.407 |
-25.97 ± 11.18 |
187.05 ± 12.36 |
| MX2 |
-0.864 ± 0.071 |
-0.168 ± 0.114 |
-0.475 ± 0.435 |
-28.34 ± 8.34 |
191.02 ± 7.52 |
| MX3 |
-0.857 ± 0.070 |
-0.181 ± 0.112 |
-0.482 ± 0.441 |
-28.81 ± 7.99 |
191.89 ± 7.42 |
| RH08 |
-0.986 ± 0.003 |
-0.095 ± 0.014 |
-0.140 ± 0.139 |
-8.03 ± 1.06 |
185.52 ± 0.81 |
| RH09 |
-0.993 ± 0.008 |
-0.096 ± 0.069 |
-0.061 ± 0.061 |
-3.52 ± 3.99 |
185.52 ± 3.96 |
| RH10 |
-0.993 ± 0.008 |
-0.096 ± 0.069 |
-0.061 ± 0.061 |
-3.52 ± 4.01 |
185.52 ± 3.95 |
| Average |
-0.908 |
-0.130 |
-0.330 |
-19.707 |
188.456 |
| Median |
-0.892 |
-0.096 |
-0.356 |
-20.872 |
187.046 |
| Deviation |
0.086 |
0.055 |
0.215 |
13.173 |
4.428 |
Key shock
parameters (About, Top)
| Method |
ThetaBn |
Shock Speed |
Compression |
| MC |
32.5 ± 4.0 |
433.7 ± 11.9 |
2.17 ± 0.20 |
| VC |
52.9 ± 3.8 |
369.4 ± 12.7 |
2.17 ± 0.20 |
| MX1 |
38.0 ± 3.9 |
420.5 ± 12.2 |
2.17 ± 0.20 |
| MX2 |
42.1 ± 4.0 |
411.4 ± 12.3 |
2.17 ± 0.20 |
| MX3 |
43.0 ± 4.0 |
409.5 ± 12.3 |
2.17 ± 0.20 |
| RH08 |
25.5 ± 4.5 |
450.6 ± 10.7 |
2.17 ± 0.20 |
| RH09 |
23.8 ± 4.6 |
450.4 ± 10.3 |
2.17 ± 0.20 |
| RH10 |
23.8 ± 4.6 |
450.4 ± 10.3 |
2.17 ± 0.20 |
| Average |
35.2 |
424.5 |
2.17 |
| Median |
38.0 |
433.7 |
2.17 |
| Deviation |
10.6 |
28.2 |
0.00 |
Upstream wave speeds
and
mach numbers (About, Top)
|
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
| MC |
89.0 ± 1.4 |
13.8 ± 0.4 |
16.2 ± 0.3 |
25.5 ± 1.0 |
6.46 ± 0.26 |
3.49 ± 0.17 |
| VC |
98.1 ± 1.4 |
9.1 ± 0.3 |
11.6 ± 0.2 |
27.6 ± 1.0 |
10.74 ± 0.44 |
3.56 ± 0.17 |
| MX1 |
92.0 ± 1.4 |
12.6 ± 0.3 |
15.2 ± 0.3 |
26.2 ± 1.0 |
7.33 ± 0.30 |
3.52 ± 0.17 |
| MX2 |
94.0 ± 1.4 |
11.6 ± 0.3 |
14.3 ± 0.3 |
26.6 ± 1.0 |
8.08 ± 0.33 |
3.54 ± 0.17 |
| MX3 |
94.6 ± 1.4 |
11.4 ± 0.3 |
14.1 ± 0.3 |
26.7 ± 1.0 |
8.27 ± 0.33 |
3.55 ± 0.17 |
| RH8 |
81.9 ± 1.2 |
15.3 ± 0.4 |
17.4 ± 0.4 |
24.7 ± 1.0 |
5.37 ± 0.21 |
3.32 ± 0.17 |
| RH9 |
77.4 ± 1.1 |
15.6 ± 0.4 |
17.6 ± 0.4 |
24.5 ± 1.0 |
4.96 ± 0.19 |
3.17 ± 0.16 |
| RH10 |
77.4 ± 1.1 |
15.6 ± 0.4 |
17.6 ± 0.4 |
24.5 ± 1.0 |
4.96 ± 0.19 |
3.17 ± 0.16 |
| Average |
88.1 |
13.1 |
15.5 |
25.8 |
7.0 |
3.4 |
| Median |
92.0 |
13.8 |
16.2 |
26.2 |
7.3 |
3.5 |
| Deviation |
8.1 |
2.3 |
2.1 |
1.2 |
2.0 |
0.2 |
Downstream wave speeds
and
mach numbers (About, Top)
|
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
| MC |
42.4 ± 4.2 |
27.8 ± 1.8 |
38.4 ± 5.1 |
52.6 ± 5.0 |
1.54 ± 0.22 |
0.82 ± 0.13 |
| VC |
48.0 ± 3.8 |
18.4 ± 1.2 |
27.4 ± 3.6 |
56.6 ± 5.0 |
2.62 ± 0.34 |
0.86 ± 0.13 |
| MX1 |
43.8 ± 4.1 |
25.3 ± 1.6 |
35.8 ± 4.7 |
53.8 ± 5.0 |
1.74 ± 0.25 |
0.82 ± 0.13 |
| MX2 |
45.1 ± 3.9 |
23.5 ± 1.5 |
33.7 ± 4.5 |
54.7 ± 5.0 |
1.93 ± 0.26 |
0.83 ± 0.13 |
| MX3 |
45.5 ± 3.8 |
23.1 ± 1.5 |
33.3 ± 4.4 |
54.8 ± 5.0 |
1.99 ± 0.27 |
0.84 ± 0.13 |
| RH8 |
39.9 ± 3.6 |
30.6 ± 1.9 |
41.0 ± 5.4 |
51.0 ± 5.0 |
1.31 ± 0.18 |
0.79 ± 0.13 |
| RH9 |
37.7 ± 3.5 |
31.3 ± 1.9 |
41.6 ± 5.5 |
50.6 ± 5.0 |
1.21 ± 0.17 |
0.75 ± 0.12 |
| RH10 |
37.7 ± 3.5 |
31.3 ± 1.9 |
41.6 ± 5.5 |
50.6 ± 5.0 |
1.21 ± 0.17 |
0.75 ± 0.12 |
| Average |
42.5 |
26.4 |
36.6 |
53.1 |
1.7 |
0.8 |
| Median |
43.8 |
27.8 |
38.4 |
53.8 |
1.7 |
0.8 |
| Deviation |
3.8 |
4.7 |
5.0 |
2.3 |
0.5 |
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)
| 
