Database: Wind Shock Analysis
Event ID: 20000422334
Observation time: 02/11/2000 42.98210 2334 [UT]
|
|
General
Information (About, Top)
| Year |
2000 |
| Fractional day of year |
42.982101 |
| Arrival time of shock [seconds of day] |
84853.5 ± 21.0 |
| Shock type |
FF |
| Electron data availability |
0 |
X GSE location of spacecraft [Re] |
131.905 |
| Y GSE location of spacecraft [Re] |
-2.264 |
| Z GSE location of spacecraft [Re] |
9.090 |
| Upstream plasma points selected for analysis |
0010 |
| Upstream field points selected for analysis |
0303 |
| Downstream plasma points selected for analysis |
0008
|
| Downstream field points selected for analysis |
0233 |
| Minimum chisq/dof for RH8,RH9,RH10 |
7.14, 31.20, 32.87 |
Event added to database
|
Mon Feb 14 11:09:11 2005
|
Event last processed
|
Mon Mar 30 19:13:24 2009
|
Method selected
|
RH08
|
Propagation delay to Earth [minutes]
|
17.910 ± 1.147
|
Asymptotic
plasma
parameters (About, Top)
|
Parameter
|
Upstream
|
Downstream
|
| Vx GSE [km/s] |
-429.7 ± 2.7 |
-582.6 ± 6.4 |
| Vy GSE [km/s] |
-17.7 ± 2.9 |
-106.8 ± 4.6 |
| Vz GSE [km/s] |
-8.9 ± 2.2 |
33.9 ± 9.2 |
| Wi [km/s] |
36.3 ± 1.6 |
60.1 ± 2.1 |
| We [km/s] |
1148.0 ± 50.8 |
1899.3 ± 65.6 |
| Ni [n/cc] |
5.0 ± 0.4 |
16.1 ± 1.4 |
| Bx GSE [nT] |
2.4 ± 0.3 |
10.1 ± 1.0 |
| By GSE [nT] |
-6.1 ± 0.2 |
-20.1 ± 1.2 |
| Bz GSE [nT] |
-1.4 ± 0.6 |
-0.1 ± 2.3 |
Plasma Beta
|
0.302 ± 0.300
|
0.238 ± 0.239
|
Sound Speed [km/s]
|
46.87 ± 2.07
|
77.54 ± 2.68
|
Alfven Speed [km/s]
|
66.20 ± 1.89
|
123.23 ± 5.43
|
Best values of
shock
front normal for each method (About, Top)
| Method |
Nx |
Ny |
Nz |
Theta [degrees] |
Phi [degrees] |
| MC |
-0.508 ± 0.471 |
-0.484 ± 0.465 |
-0.713 ± 0.557 |
-45.48 ± 41.97 |
223.61 ± 33.24 |
| VC |
-0.840 ± 0.016 |
-0.489 ± 0.020 |
0.236 ± 0.231 |
13.65 ± 3.04 |
210.22 ± 1.33 |
| MX1 |
-0.857 ± 0.027 |
-0.453 ± 0.047 |
0.245 ± 0.240 |
14.17 ± 2.71 |
207.82 ± 3.12 |
| MX2 |
-0.858 ± 0.026 |
-0.455 ± 0.046 |
0.237 ± 0.233 |
13.74 ± 2.89 |
207.91 ± 3.04 |
| MX3 |
-0.859 ± 0.026 |
-0.455 ± 0.046 |
0.235 ± 0.231 |
13.59 ± 3.02 |
207.94 ± 3.02 |
| RH08 |
-0.865 ± 0.017 |
-0.452 ± 0.030 |
0.218 ± 0.214 |
12.58 ± 2.00 |
207.58 ± 2.00 |
| RH09 |
-0.930 ± 0.025 |
-0.367 ± 0.063 |
0.028 ± 0.028 |
1.60 ± 4.06 |
201.56 ± 3.91 |
| RH10 |
-0.928 ± 0.026 |
-0.367 ± 0.064 |
-0.061 ± 0.061 |
-3.52 ± 4.03 |
201.56 ± 3.95 |
| Average |
-0.831 |
-0.440 |
0.053 |
2.541 |
208.526 |
| Median |
-0.858 |
-0.453 |
0.235 |
13.590 |
207.913 |
| Deviation |
0.135 |
0.047 |
0.331 |
20.530 |
6.861 |
Key shock
parameters (About, Top)
| Method |
ThetaBn |
Shock Speed |
Compression |
| MC |
65.6 ± 4.2 |
364.1 ± 10.9 |
3.27 ± 0.50 |
| VC |
84.3 ± 2.2 |
631.1 ± 13.2 |
3.27 ± 0.50 |
| MX1 |
86.6 ± 2.2 |
637.4 ± 13.3 |
3.27 ± 0.50 |
| MX2 |
86.4 ± 2.2 |
638.1 ± 13.3 |
3.27 ± 0.50 |
| MX3 |
86.4 ± 2.2 |
638.3 ± 13.2 |
3.27 ± 0.50 |
| RH08 |
86.5 ± 2.2 |
641.4 ± 13.2 |
3.27 ± 0.50 |
| RH09 |
89.9 ± 2.3 |
661.1 ± 12.3 |
3.27 ± 0.50 |
| RH10 |
88.8 ± 2.4 |
655.4 ± 12.0 |
3.27 ± 0.50 |
| Average |
84.3 |
608.4 |
3.27 |
| Median |
86.5 |
638.3 |
3.27 |
| Deviation |
7.7 |
99.2 |
0.00 |
Upstream wave speeds
and
mach numbers (About, Top)
|
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
| MC |
131.0 ± 2.6 |
16.1 ± 0.4 |
27.3 ± 0.8 |
79.5 ± 1.5 |
8.15 ± 0.27 |
1.65 ± 0.06 |
| VC |
263.6 ± 2.4 |
3.8 ± 0.1 |
6.6 ± 0.2 |
81.1 ± 1.5 |
68.84 ± 1.95 |
3.25 ± 0.08 |
| MX1 |
263.1 ± 2.4 |
2.3 ± 0.1 |
3.9 ± 0.1 |
81.1 ± 1.5 |
116.95 ± 3.26 |
3.24 ± 0.08 |
| MX2 |
263.3 ± 2.4 |
2.4 ± 0.1 |
4.1 ± 0.1 |
81.1 ± 1.5 |
111.01 ± 3.10 |
3.25 ± 0.08 |
| MX3 |
263.3 ± 2.4 |
2.4 ± 0.1 |
4.2 ± 0.1 |
81.1 ± 1.5 |
109.12 ± 3.04 |
3.25 ± 0.08 |
| RH8 |
263.6 ± 2.4 |
2.3 ± 0.1 |
4.1 ± 0.1 |
81.1 ± 1.5 |
112.75 ± 3.14 |
3.25 ± 0.08 |
| RH9 |
255.3 ± 2.6 |
0.1 ± 0.0 |
0.1 ± 0.0 |
81.1 ± 1.5 |
3626.67 ± 96.92 |
3.15 ± 0.08 |
| RH10 |
249.4 ± 2.7 |
0.8 ± 0.0 |
1.4 ± 0.0 |
81.1 ± 1.5 |
315.50 ± 8.42 |
3.07 ± 0.08 |
| Average |
244.1 |
3.8 |
6.5 |
80.9 |
558.6 |
3.0 |
| Median |
263.3 |
2.4 |
4.1 |
81.1 |
112.7 |
3.2 |
| Deviation |
46.0 |
5.1 |
8.7 |
0.6 |
1242.8 |
0.6 |
Downstream wave speeds
and
mach numbers (About, Top)
|
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
| MC |
40.9 ± 9.9 |
27.6 ± 0.9 |
50.8 ± 2.2 |
143.0 ± 5.6 |
1.48 ± 0.38 |
0.29 ± 0.07 |
| VC |
81.6 ± 6.3 |
6.6 ± 0.2 |
12.3 ± 0.5 |
145.5 ± 5.6 |
12.42 ± 1.19 |
0.56 ± 0.06 |
| MX1 |
81.2 ± 6.2 |
3.9 ± 0.1 |
7.3 ± 0.3 |
145.6 ± 5.6 |
21.04 ± 2.00 |
0.56 ± 0.05 |
| MX2 |
81.3 ± 6.3 |
4.1 ± 0.1 |
7.7 ± 0.3 |
145.6 ± 5.6 |
20.00 ± 1.91 |
0.56 ± 0.05 |
| MX3 |
81.4 ± 6.3 |
4.1 ± 0.1 |
7.8 ± 0.3 |
145.6 ± 5.6 |
19.67 ± 1.88 |
0.56 ± 0.05 |
| RH8 |
81.7 ± 6.3 |
4.0 ± 0.1 |
7.5 ± 0.3 |
145.6 ± 5.6 |
20.38 ± 1.95 |
0.56 ± 0.06 |
| RH9 |
79.3 ± 7.0 |
0.1 ± 0.0 |
0.2 ± 0.0 |
145.6 ± 5.6 |
656.43 ± 68.62 |
0.55 ± 0.06 |
| RH10 |
77.4 ± 7.4 |
1.4 ± 0.0 |
2.6 ± 0.1 |
145.6 ± 5.6 |
57.10 ± 6.34 |
0.53 ± 0.06 |
| Average |
75.6 |
6.5 |
12.0 |
145.2 |
101.1 |
0.5 |
| Median |
81.3 |
4.1 |
7.7 |
145.6 |
20.4 |
0.6 |
| Deviation |
14.1 |
8.7 |
16.1 |
0.9 |
225.0 |
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)
| 
