Database: Wind Shock Analysis
Event ID: 20241330909
Observation time: 05/12/2024 133.38158 0909 [UT]
|
|
General
Information (About, Top)
| Year |
2024 |
| Fractional day of year |
133.381580 |
| Arrival time of shock [seconds of day] |
32968.5 ± 20.0 |
| Shock type |
FF |
| Electron data availability |
0 |
X GSE location of spacecraft [Re] |
217.175 |
| Y GSE location of spacecraft [Re] |
102.308 |
| Z GSE location of spacecraft [Re] |
-0.315 |
| Upstream plasma points selected for analysis |
0004 |
| Upstream field points selected for analysis |
0148 |
| Downstream plasma points selected for analysis |
0005
|
| Downstream field points selected for analysis |
0231 |
| Minimum chisq/dof for RH8,RH9,RH10 |
21.44, 43.14, 50.66 |
Event added to database
|
Wed Aug 28 16:42:27 2024
|
Event last processed
|
Wed Aug 28 21:18:09 2024
|
Method selected
|
RH09
|
Propagation delay to Earth [minutes]
|
11.530 ± 3.918
|
Asymptotic
plasma
parameters (About, Top)
|
Parameter
|
Upstream
|
Downstream
|
| Vx GSE [km/s] |
-836.8 ± 1.9 |
-874.9 ± 6.8 |
| Vy GSE [km/s] |
19.4 ± 4.0 |
90.2 ± 10.0 |
| Vz GSE [km/s] |
-3.3 ± 12.8 |
-102.1 ± 5.2 |
| Wi [km/s] |
17.4 ± 10.9 |
41.5 ± 7.1 |
| We [km/s] |
551.1 ± 344.3 |
1310.8 ± 223.2 |
| Ni [n/cc] |
1.0 ± 0.2 |
3.1 ± 0.4 |
| Bx GSE [nT] |
-4.2 ± 0.3 |
-10.1 ± 0.3 |
| By GSE [nT] |
-0.1 ± 0.0 |
-0.5 ± 0.5 |
| Bz GSE [nT] |
0.6 ± 0.5 |
4.8 ± 0.6 |
Plasma Beta
|
0.055 ± 0.024
|
0.096 ± 0.074
|
Sound Speed [km/s]
|
22.50 ± 14.06
|
53.51 ± 9.11
|
Alfven Speed [km/s]
|
95.88 ± 14.51
|
138.45 ± 10.25
|
Best values of
shock
front normal for each method (About, Top)
| Method |
Nx |
Ny |
Nz |
Theta [degrees] |
Phi [degrees] |
| MC |
-0.606 ± 0.058 |
0.058 ± 0.179 |
-0.793 ± 0.558 |
-52.51 ± 4.01 |
174.55 ± 16.94 |
| VC |
-0.300 ± 0.047 |
0.557 ± 0.066 |
-0.775 ± 0.560 |
-50.77 ± 5.36 |
118.28 ± 3.29 |
| MX1 |
-0.527 ± 0.072 |
0.508 ± 0.075 |
-0.682 ± 0.549 |
-42.98 ± 2.95 |
136.06 ± 7.66 |
| MX2 |
-0.513 ± 0.059 |
0.543 ± 0.057 |
-0.665 ± 0.543 |
-41.67 ± 3.01 |
133.32 ± 5.67 |
| MX3 |
-0.505 ± 0.052 |
0.563 ± 0.049 |
-0.655 ± 0.540 |
-40.90 ± 3.13 |
131.89 ± 4.69 |
| RH08 |
-0.206 ± 0.050 |
-0.873 ± 0.029 |
-0.441 ± 0.410 |
-26.19 ± 3.54 |
256.71 ± 3.23 |
| RH09 |
-0.543 ± 0.059 |
0.483 ± 0.061 |
-0.687 ± 0.550 |
-43.40 ± 4.00 |
138.38 ± 5.51 |
| RH10 |
-0.551 ± 0.059 |
0.456 ± 0.063 |
-0.698 ± 0.553 |
-44.29 ± 4.03 |
140.39 ± 5.69 |
| Average |
-0.469 |
0.287 |
-0.675 |
-42.840 |
153.700 |
| Median |
-0.513 |
0.508 |
-0.682 |
-42.982 |
138.384 |
| Deviation |
0.139 |
0.497 |
0.107 |
7.939 |
44.585 |
Key shock
parameters (About, Top)
| Method |
ThetaBn |
Shock Speed |
Compression |
| MC |
60.5 ± 6.0 |
661.2 ± 4.4 |
3.50 ± 0.85 |
| VC |
79.8 ± 4.8 |
445.5 ± 5.8 |
3.50 ± 0.85 |
| MX1 |
65.5 ± 4.7 |
629.1 ± 5.6 |
3.50 ± 0.85 |
| MX2 |
66.3 ± 4.6 |
618.0 ± 5.7 |
3.50 ± 0.85 |
| MX3 |
66.7 ± 4.5 |
611.7 ± 5.7 |
3.50 ± 0.85 |
| RH08 |
80.1 ± 3.3 |
148.0 ± 3.2 |
3.50 ± 0.85 |
| RH09 |
64.4 ± 4.8 |
641.7 ± 5.5 |
3.50 ± 0.85 |
| RH10 |
64.0 ± 5.0 |
647.7 ± 23.9 |
3.50 ± 0.85 |
| Average |
68.4 |
550.4 |
3.50 |
| Median |
66.3 |
629.1 |
3.50 |
| Deviation |
7.4 |
176.3 |
0.00 |
Upstream wave speeds
and
mach numbers (About, Top)
|
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
| MC |
150.6 ± 10.9 |
10.5 ± 6.0 |
47.3 ± 7.2 |
98.8 ± 11.9 |
17.28 ± 7.10 |
1.54 ± 0.22 |
| VC |
181.4 ± 12.1 |
3.7 ± 2.1 |
17.0 ± 2.6 |
99.4 ± 11.5 |
58.39 ± 23.98 |
1.84 ± 0.25 |
| MX1 |
176.2 ± 11.0 |
8.8 ± 5.0 |
39.8 ± 6.0 |
99.0 ± 11.7 |
24.13 ± 10.08 |
1.80 ± 0.25 |
| MX2 |
176.4 ± 10.9 |
8.5 ± 4.8 |
38.6 ± 5.8 |
99.1 ± 11.7 |
24.95 ± 10.43 |
1.80 ± 0.25 |
| MX3 |
176.3 ± 10.8 |
8.4 ± 4.7 |
37.9 ± 5.7 |
99.1 ± 11.7 |
25.39 ± 10.62 |
1.80 ± 0.25 |
| RH8 |
-9.0 ± 3.5 |
3.6 ± 2.0 |
16.5 ± 2.5 |
99.4 ± 11.5 |
-3.36 ± 2.53 |
-0.09 ± 0.04 |
| RH9 |
175.6 ± 11.0 |
9.2 ± 5.2 |
41.4 ± 6.3 |
99.0 ± 11.8 |
23.13 ± 9.67 |
1.79 ± 0.25 |
| RH10 |
175.1 ± 11.0 |
9.3 ± 5.3 |
42.1 ± 6.4 |
99.0 ± 11.8 |
22.67 ± 9.47 |
1.79 ± 0.25 |
| Average |
150.3 |
7.8 |
35.1 |
99.1 |
24.1 |
1.5 |
| Median |
176.2 |
8.8 |
39.8 |
99.1 |
24.1 |
1.8 |
| Deviation |
65.1 |
2.6 |
11.7 |
0.2 |
16.8 |
0.7 |
Downstream wave speeds
and
mach numbers (About, Top)
|
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
| MC |
45.0 ± 2.5 |
24.8 ± 3.6 |
68.3 ± 5.1 |
146.7 ± 7.4 |
1.85 ± 0.31 |
0.31 ± 0.02 |
| VC |
54.1 ± 3.8 |
8.8 ± 1.2 |
24.5 ± 1.8 |
148.5 ± 6.9 |
6.22 ± 0.60 |
0.37 ± 0.04 |
| MX1 |
52.9 ± 5.0 |
20.8 ± 3.0 |
57.5 ± 4.3 |
147.3 ± 7.2 |
2.57 ± 0.28 |
0.36 ± 0.04 |
| MX2 |
52.8 ± 5.3 |
20.1 ± 2.9 |
55.7 ± 4.1 |
147.4 ± 7.2 |
2.65 ± 0.28 |
0.36 ± 0.05 |
| MX3 |
52.6 ± 5.4 |
19.8 ± 2.8 |
54.7 ± 4.0 |
147.5 ± 7.2 |
2.69 ± 0.28 |
0.36 ± 0.05 |
| RH8 |
1.3 ± 9.8 |
8.5 ± 1.2 |
23.8 ± 1.8 |
148.6 ± 6.9 |
0.27 ± 1.25 |
0.01 ± 0.07 |
| RH9 |
52.9 ± 4.8 |
21.6 ± 3.1 |
59.8 ± 4.4 |
147.2 ± 7.2 |
2.47 ± 0.28 |
0.36 ± 0.04 |
| RH10 |
52.9 ± 4.6 |
22.0 ± 3.2 |
60.8 ± 4.5 |
147.1 ± 7.3 |
2.43 ± 0.28 |
0.36 ± 0.04 |
| Average |
45.6 |
18.3 |
50.6 |
147.5 |
2.6 |
0.3 |
| Median |
52.9 |
20.8 |
57.5 |
147.4 |
2.6 |
0.4 |
| Deviation |
18.1 |
6.2 |
16.9 |
0.7 |
1.7 |
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 Wed Aug 28 21:48:33 2024
Michael L Stevens
(mstevens@cfa.harvard.edu)
| 
