Database: Wind Shock Analysis
Event ID: 20222040222
Observation time: 07/23/2022 204.09905 0222 [UT]
|
|
General
Information (About, Top)
| Year |
2022 |
| Fractional day of year |
204.099045 |
| Arrival time of shock [seconds of day] |
8557.5 ± 20.0 |
| Shock type |
FF |
| Electron data availability |
0 |
X GSE location of spacecraft [Re] |
265.822 |
| Y GSE location of spacecraft [Re] |
1.769 |
| Z GSE location of spacecraft [Re] |
13.563 |
| Upstream plasma points selected for analysis |
0008 |
| Upstream field points selected for analysis |
0252 |
| Downstream plasma points selected for analysis |
0004
|
| Downstream field points selected for analysis |
0123 |
| Minimum chisq/dof for RH8,RH9,RH10 |
6.03, 7.30, 7.68 |
Event added to database
|
Fri Aug 12 12:12:56 2022
|
Event last processed
|
Thu Sep 8 15:23:25 2022
|
Method selected
|
RH08
|
Propagation delay to Earth [minutes]
|
36.952 ± 0.238
|
Asymptotic
plasma
parameters (About, Top)
|
Parameter
|
Upstream
|
Downstream
|
| Vx GSE [km/s] |
-541.2 ± 5.5 |
-694.7 ± 32.4 |
| Vy GSE [km/s] |
-2.3 ± 10.1 |
58.9 ± 11.6 |
| Vz GSE [km/s] |
-27.9 ± 9.8 |
-36.0 ± 14.6 |
| Wi [km/s] |
57.3 ± 3.5 |
107.4 ± 18.2 |
| We [km/s] |
1811.1 ± 111.0 |
3395.6 ± 575.4 |
| Ni [n/cc] |
3.6 ± 0.2 |
11.7 ± 2.6 |
| Bx GSE [nT] |
3.8 ± 0.3 |
5.3 ± 3.8 |
| By GSE [nT] |
-4.6 ± 0.9 |
11.1 ± 3.5 |
| Bz GSE [nT] |
-2.1 ± 0.8 |
-4.2 ± 4.6 |
Plasma Beta
|
0.598 ± 0.540
|
1.494 ± 1.875
|
Sound Speed [km/s]
|
73.94 ± 4.53
|
138.62 ± 23.49
|
Alfven Speed [km/s]
|
74.78 ± 4.36
|
92.63 ± 12.89
|
Best values of
shock
front normal for each method (About, Top)
| Method |
Nx |
Ny |
Nz |
Theta [degrees] |
Phi [degrees] |
| MC |
-0.860 ± 0.099 |
0.208 ± 0.307 |
0.466 ± 0.429 |
27.77 ± 8.30 |
166.43 ± 20.42 |
| VC |
-0.924 ± 0.037 |
0.376 ± 0.089 |
-0.062 ± 0.062 |
-3.55 ± 6.29 |
157.86 ± 5.53 |
| MX1 |
-0.962 ± 0.083 |
0.071 ± 0.284 |
-0.263 ± 0.257 |
-15.25 ± 17.55 |
175.78 ± 16.89 |
| MX2 |
-0.994 ± 0.025 |
0.112 ± 0.223 |
-0.012 ± 0.012 |
-0.71 ± 6.85 |
173.56 ± 12.85 |
| MX3 |
-0.993 ± 0.024 |
0.107 ± 0.222 |
-0.054 ± 0.054 |
-3.12 ± 5.60 |
173.86 ± 12.79 |
| RH08 |
-0.999 ± 0.001 |
-0.044 ± 0.028 |
-0.017 ± 0.017 |
-0.96 ± 0.83 |
182.51 ± 1.58 |
| RH09 |
-1.000 ± 0.001 |
0.009 ± 0.071 |
-0.006 ± 0.006 |
-0.32 ± 2.76 |
179.50 ± 4.07 |
| RH10 |
-1.000 ± 0.001 |
0.009 ± 0.072 |
-0.006 ± 0.006 |
-0.32 ± 3.11 |
179.50 ± 4.10 |
| Average |
-0.966 |
0.106 |
0.006 |
0.441 |
173.623 |
| Median |
-0.993 |
0.107 |
-0.012 |
-0.705 |
175.778 |
| Deviation |
0.050 |
0.134 |
0.205 |
12.107 |
8.044 |
Key shock
parameters (About, Top)
| Method |
ThetaBn |
Shock Speed |
Compression |
| MC |
34.7 ± 8.0 |
655.2 ± 6.0 |
3.28 ± 0.73 |
| VC |
37.0 ± 2.4 |
736.2 ± 4.5 |
3.28 ± 0.73 |
| MX1 |
57.6 ± 2.0 |
753.0 ± 3.7 |
3.28 ± 0.73 |
| MX2 |
48.1 ± 3.1 |
769.4 ± 4.8 |
3.28 ± 0.73 |
| MX3 |
49.5 ± 2.8 |
769.7 ± 4.6 |
3.28 ± 0.73 |
| RH08 |
56.0 ± 3.8 |
762.2 ± 4.7 |
3.28 ± 0.73 |
| RH09 |
53.1 ± 3.7 |
765.8 ± 4.8 |
3.28 ± 0.73 |
| RH10 |
53.1 ± 3.7 |
765.8 ± 26.5 |
3.28 ± 0.73 |
| Average |
48.7 |
747.2 |
3.28 |
| Median |
53.1 |
765.8 |
3.28 |
| Deviation |
8.5 |
38.8 |
0.00 |
Upstream wave speeds
and
mach numbers (About, Top)
|
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
| MC |
203.1 ± 4.6 |
48.5 ± 1.4 |
61.4 ± 3.6 |
93.5 ± 2.7 |
4.19 ± 0.17 |
2.18 ± 0.09 |
| VC |
234.9 ± 5.8 |
46.6 ± 1.3 |
59.7 ± 3.5 |
94.4 ± 2.7 |
5.04 ± 0.24 |
2.49 ± 0.12 |
| MX1 |
225.1 ± 6.2 |
29.2 ± 0.8 |
40.1 ± 2.3 |
101.2 ± 2.8 |
7.71 ± 0.39 |
2.23 ± 0.12 |
| MX2 |
231.5 ± 5.3 |
37.4 ± 1.0 |
49.9 ± 2.9 |
98.4 ± 2.8 |
6.19 ± 0.29 |
2.36 ± 0.11 |
| MX3 |
231.1 ± 5.4 |
36.2 ± 1.0 |
48.6 ± 2.8 |
98.9 ± 2.8 |
6.39 ± 0.30 |
2.34 ± 0.11 |
| RH8 |
221.0 ± 5.6 |
30.6 ± 0.9 |
41.8 ± 2.4 |
100.7 ± 2.8 |
7.23 ± 0.35 |
2.20 ± 0.11 |
| RH9 |
224.5 ± 5.4 |
33.1 ± 0.9 |
44.9 ± 2.6 |
99.9 ± 2.8 |
6.78 ± 0.32 |
2.25 ± 0.11 |
| RH10 |
224.5 ± 5.4 |
33.1 ± 0.9 |
44.9 ± 2.6 |
99.9 ± 2.8 |
6.78 ± 0.32 |
2.25 ± 0.11 |
| Average |
224.5 |
36.9 |
48.9 |
98.4 |
6.3 |
2.3 |
| Median |
225.1 |
36.2 |
48.6 |
99.9 |
6.8 |
2.2 |
| Deviation |
9.8 |
7.1 |
7.9 |
2.9 |
1.2 |
0.1 |
Downstream wave speeds
and
mach numbers (About, Top)
|
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
| MC |
62.2 ± 35.2 |
67.7 ± 2.9 |
76.1 ± 10.6 |
153.6 ± 14.1 |
0.91 ± 0.48 |
0.42 ± 0.28 |
| VC |
69.5 ± 31.1 |
65.3 ± 2.7 |
73.9 ± 10.3 |
154.7 ± 13.9 |
1.06 ± 0.44 |
0.47 ± 0.25 |
| MX1 |
71.0 ± 28.2 |
41.6 ± 1.3 |
49.6 ± 6.9 |
162.7 ± 12.7 |
1.70 ± 0.63 |
0.45 ± 0.21 |
| MX2 |
72.0 ± 32.6 |
53.0 ± 1.9 |
61.9 ± 8.6 |
159.4 ± 13.1 |
1.35 ± 0.57 |
0.47 ± 0.25 |
| MX3 |
71.7 ± 32.0 |
51.3 ± 1.8 |
60.2 ± 8.4 |
159.9 ± 13.0 |
1.39 ± 0.58 |
0.46 ± 0.25 |
| RH8 |
70.2 ± 32.0 |
43.5 ± 1.4 |
51.7 ± 7.2 |
162.2 ± 12.7 |
1.60 ± 0.69 |
0.45 ± 0.24 |
| RH9 |
70.4 ± 32.4 |
47.1 ± 1.6 |
55.6 ± 7.7 |
161.2 ± 12.9 |
1.49 ± 0.65 |
0.45 ± 0.24 |
| RH10 |
70.4 ± 32.4 |
47.1 ± 1.6 |
55.6 ± 7.7 |
161.2 ± 12.9 |
1.49 ± 0.65 |
0.45 ± 0.24 |
| Average |
69.7 |
52.1 |
60.6 |
159.4 |
1.4 |
0.5 |
| Median |
70.4 |
51.3 |
60.2 |
161.2 |
1.5 |
0.4 |
| Deviation |
3.1 |
9.7 |
9.8 |
3.4 |
0.3 |
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 Thu Sep 8 16:00:47 2022
Michael L Stevens
(mstevens@cfa.harvard.edu)
| 
