Database: Wind Shock Analysis
Event ID: 20010880533
Observation time: 03/29/2001 88.23130 0533 [UT]
|
|
General
Information (About, Top)
| Year |
2001 |
| Fractional day of year |
88.231302 |
| Arrival time of shock [seconds of day] |
19984.5 ± 6.0 |
| Shock type |
FF |
| Electron data availability |
0 |
X GSE location of spacecraft [Re] |
-1.942 |
| Y GSE location of spacecraft [Re] |
-237.914 |
| Z GSE location of spacecraft [Re] |
3.742 |
| Upstream plasma points selected for analysis |
0009 |
| Upstream field points selected for analysis |
0267 |
| Downstream plasma points selected for analysis |
0003
|
| Downstream field points selected for analysis |
0235 |
| Minimum chisq/dof for RH8,RH9,RH10 |
14.78, 17.82, 20.11 |
Event added to database
|
Mon Feb 14 11:13:05 2005
|
Event last processed
|
Mon Mar 30 20:40:02 2009
|
Method selected
|
RH08
|
Propagation delay to Earth [minutes]
|
-19.739 ± 3.149
|
Asymptotic
plasma
parameters (About, Top)
|
Parameter
|
Upstream
|
Downstream
|
| Vx GSE [km/s] |
-536.7 ± 2.4 |
-556.3 ± 0.7 |
| Vy GSE [km/s] |
8.1 ± 2.2 |
-15.7 ± 2.6 |
| Vz GSE [km/s] |
4.0 ± 1.6 |
5.0 ± 1.7 |
| Wi [km/s] |
21.0 ± 1.1 |
22.7 ± 0.6 |
| We [km/s] |
664.9 ± 35.7 |
717.4 ± 18.3 |
| Ni [n/cc] |
2.4 ± 0.1 |
3.5 ± 0.0 |
| Bx GSE [nT] |
-1.7 ± 0.2 |
-0.9 ± 0.0 |
| By GSE [nT] |
-0.5 ± 0.2 |
0.1 ± 0.1 |
| Bz GSE [nT] |
-2.9 ± 0.1 |
-5.2 ± 0.0 |
Plasma Beta
|
0.186 ± 0.182
|
0.136 ± 0.136
|
Sound Speed [km/s]
|
27.14 ± 1.46
|
29.29 ± 0.75
|
Alfven Speed [km/s]
|
48.93 ± 1.37
|
61.50 ± 0.14
|
Best values of
shock
front normal for each method (About, Top)
| Method |
Nx |
Ny |
Nz |
Theta [degrees] |
Phi [degrees] |
| MC |
-0.846 ± 0.066 |
-0.335 ± 0.166 |
-0.415 ± 0.389 |
-24.52 ± 1.20 |
201.57 ± 11.23 |
| VC |
-0.636 ± 0.069 |
-0.771 ± 0.057 |
0.032 ± 0.032 |
1.81 ± 3.81 |
230.51 ± 5.13 |
| MX1 |
-0.688 ± 0.043 |
-0.599 ± 0.049 |
-0.411 ± 0.386 |
-24.25 ± 2.07 |
221.03 ± 4.01 |
| MX2 |
-0.629 ± 0.058 |
-0.667 ± 0.055 |
-0.401 ± 0.378 |
-23.62 ± 2.80 |
226.68 ± 4.83 |
| MX3 |
-0.552 ± 0.084 |
-0.739 ± 0.065 |
-0.386 ± 0.365 |
-22.70 ± 3.77 |
233.23 ± 6.43 |
| RH08 |
-0.798 ± 0.012 |
-0.399 ± 0.022 |
-0.453 ± 0.419 |
-26.91 ± 0.51 |
206.57 ± 1.59 |
| RH09 |
-0.829 ± 0.032 |
-0.344 ± 0.069 |
-0.441 ± 0.410 |
-26.19 ± 2.00 |
202.56 ± 4.77 |
| RH10 |
-0.829 ± 0.034 |
-0.344 ± 0.069 |
-0.441 ± 0.410 |
-26.19 ± 2.55 |
202.56 ± 4.71 |
| Average |
-0.726 |
-0.525 |
-0.364 |
-21.571 |
215.591 |
| Median |
-0.688 |
-0.399 |
-0.411 |
-24.251 |
221.035 |
| Deviation |
0.113 |
0.189 |
0.162 |
9.555 |
13.646 |
Key shock
parameters (About, Top)
| Method |
ThetaBn |
Shock Speed |
Compression |
| MC |
34.3 ± 1.6 |
522.5 ± 7.5 |
1.46 ± 0.09 |
| VC |
66.3 ± 1.6 |
428.6 ± 11.6 |
1.46 ± 0.09 |
| MX1 |
38.8 ± 1.6 |
445.2 ± 9.3 |
1.46 ± 0.09 |
| MX2 |
41.4 ± 2.1 |
415.2 ± 9.8 |
1.46 ± 0.09 |
| MX3 |
44.8 ± 2.6 |
374.9 ± 10.3 |
1.46 ± 0.09 |
| RH08 |
32.7 ± 1.1 |
497.7 ± 7.8 |
1.46 ± 0.09 |
| RH09 |
32.8 ± 1.5 |
512.7 ± 7.5 |
1.46 ± 0.09 |
| RH10 |
32.8 ± 1.5 |
512.7 ± 7.5 |
1.46 ± 0.09 |
| Average |
40.5 |
463.7 |
1.46 |
| Median |
38.8 |
497.7 |
1.46 |
| Deviation |
11.4 |
55.0 |
0.00 |
Upstream wave speeds
and
mach numbers (About, Top)
|
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
| MC |
72.7 ± 2.2 |
21.2 ± 1.0 |
40.4 ± 1.1 |
51.8 ± 1.3 |
3.44 ± 0.10 |
1.40 ± 0.05 |
| VC |
93.5 ± 2.3 |
9.7 ± 0.4 |
19.7 ± 0.6 |
55.1 ± 1.3 |
9.68 ± 0.29 |
1.70 ± 0.06 |
| MX1 |
82.5 ± 2.3 |
19.8 ± 0.9 |
38.1 ± 1.1 |
52.4 ± 1.3 |
4.18 ± 0.14 |
1.58 ± 0.06 |
| MX2 |
84.8 ± 2.3 |
18.9 ± 0.9 |
36.7 ± 1.0 |
52.7 ± 1.3 |
4.49 ± 0.15 |
1.61 ± 0.06 |
| MX3 |
86.0 ± 2.3 |
17.7 ± 0.8 |
34.7 ± 1.0 |
53.1 ± 1.3 |
4.85 ± 0.17 |
1.62 ± 0.06 |
| RH8 |
74.6 ± 2.2 |
21.7 ± 1.0 |
41.2 ± 1.2 |
51.6 ± 1.3 |
3.45 ± 0.11 |
1.45 ± 0.06 |
| RH9 |
72.4 ± 2.2 |
21.6 ± 1.0 |
41.1 ± 1.2 |
51.6 ± 1.3 |
3.35 ± 0.10 |
1.40 ± 0.05 |
| RH10 |
72.4 ± 2.2 |
21.6 ± 1.0 |
41.1 ± 1.2 |
51.6 ± 1.3 |
3.35 ± 0.10 |
1.40 ± 0.05 |
| Average |
79.9 |
19.0 |
36.6 |
52.5 |
4.6 |
1.5 |
| Median |
82.5 |
21.2 |
40.4 |
52.4 |
4.2 |
1.6 |
| Deviation |
8.0 |
4.0 |
7.3 |
1.2 |
2.1 |
0.1 |
Downstream wave speeds
and
mach numbers (About, Top)
|
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
| MC |
48.6 ± 0.9 |
23.2 ± 0.5 |
50.8 ± 0.1 |
64.0 ± 0.3 |
2.09 ± 0.07 |
0.76 ± 0.01 |
| VC |
62.8 ± 1.8 |
10.8 ± 0.2 |
24.7 ± 0.1 |
67.3 ± 0.4 |
5.84 ± 0.29 |
0.93 ± 0.03 |
| MX1 |
55.3 ± 1.1 |
21.7 ± 0.5 |
47.9 ± 0.1 |
64.6 ± 0.3 |
2.54 ± 0.10 |
0.86 ± 0.02 |
| MX2 |
57.1 ± 1.3 |
20.8 ± 0.5 |
46.2 ± 0.1 |
64.9 ± 0.3 |
2.74 ± 0.12 |
0.88 ± 0.02 |
| MX3 |
58.0 ± 1.4 |
19.6 ± 0.4 |
43.6 ± 0.1 |
65.2 ± 0.3 |
2.96 ± 0.14 |
0.89 ± 0.03 |
| RH8 |
50.0 ± 1.0 |
23.8 ± 0.6 |
51.8 ± 0.1 |
63.8 ± 0.3 |
2.11 ± 0.07 |
0.78 ± 0.02 |
| RH9 |
48.5 ± 0.9 |
23.7 ± 0.6 |
51.7 ± 0.1 |
63.9 ± 0.3 |
2.05 ± 0.07 |
0.76 ± 0.01 |
| RH10 |
48.5 ± 0.9 |
23.7 ± 0.6 |
51.7 ± 0.1 |
63.9 ± 0.3 |
2.05 ± 0.07 |
0.76 ± 0.01 |
| Average |
53.6 |
20.9 |
46.0 |
64.7 |
2.8 |
0.8 |
| Median |
55.3 |
23.2 |
50.8 |
64.6 |
2.5 |
0.9 |
| Deviation |
5.4 |
4.4 |
9.1 |
1.2 |
1.3 |
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)
| 
