Database: Wind Shock Analysis
Event ID: 20073442044
Observation time: 12/10/2007 344.86398 2044 [UT]
|
|
General
Information (About, Top)
| Year |
2007 |
| Fractional day of year |
344.863976 |
| Arrival time of shock [seconds of day] |
74647.5 ± 20.0 |
| Shock type |
SF |
| Electron data availability |
0 |
X GSE location of spacecraft [Re] |
255.060 |
| Y GSE location of spacecraft [Re] |
31.372 |
| Z GSE location of spacecraft [Re] |
23.630 |
| Upstream plasma points selected for analysis |
0006 |
| Upstream field points selected for analysis |
0220 |
| Downstream plasma points selected for analysis |
0005
|
| Downstream field points selected for analysis |
0167 |
| Minimum chisq/dof for RH8,RH9,RH10 |
8.94, 9.99, 10.89 |
Event added to database
|
Thu Sep 26 11:50:40 2013
|
Event last processed
|
Thu Sep 26 12:34:09 2013
|
Method selected
|
RH08
|
Propagation delay to Earth [minutes]
|
65.729 ± 0.968
|
Asymptotic
plasma
parameters (About, Top)
|
Parameter
|
Upstream
|
Downstream
|
| Vx GSE [km/s] |
-433.0 ± 1.6 |
-472.6 ± 1.8 |
| Vy GSE [km/s] |
-3.5 ± 1.5 |
25.5 ± 2.7 |
| Vz GSE [km/s] |
4.4 ± 2.0 |
-10.4 ± 1.8 |
| Wi [km/s] |
49.3 ± 1.4 |
56.2 ± 1.2 |
| We [km/s] |
1557.8 ± 44.8 |
1776.9 ± 39.1 |
| Ni [n/cc] |
13.9 ± 0.8 |
8.5 ± 0.5 |
| Bx GSE [nT] |
5.2 ± 0.3 |
11.9 ± 0.1 |
| By GSE [nT] |
-4.1 ± 1.1 |
-8.7 ± 0.4 |
| Bz GSE [nT] |
-13.7 ± 0.4 |
-6.7 ± 0.3 |
Plasma Beta
|
0.305 ± 0.304
|
0.215 ± 0.214
|
Sound Speed [km/s]
|
63.60 ± 1.83
|
72.54 ± 1.60
|
Alfven Speed [km/s]
|
89.40 ± 4.33
|
121.48 ± 4.75
|
Best values of
shock
front normal for each method (About, Top)
| Method |
Nx |
Ny |
Nz |
Theta [degrees] |
Phi [degrees] |
| MC |
-0.523 ± 0.035 |
0.395 ± 0.038 |
0.755 ± 0.561 |
49.04 ± 2.29 |
142.93 ± 3.60 |
| VC |
-0.773 ± 0.023 |
0.564 ± 0.029 |
-0.289 ± 0.280 |
-16.78 ± 2.97 |
143.88 ± 2.03 |
| MX1 |
-0.522 ± 0.041 |
0.399 ± 0.048 |
0.754 ± 0.561 |
48.91 ± 2.29 |
142.65 ± 4.87 |
| MX2 |
-0.526 ± 0.030 |
0.385 ± 0.030 |
0.758 ± 0.561 |
49.28 ± 2.31 |
143.79 ± 2.61 |
| MX3 |
-0.529 ± 0.130 |
0.431 ± 0.158 |
0.731 ± 0.559 |
46.99 ± 2.81 |
140.84 ± 16.95 |
| RH08 |
-0.592 ± 0.014 |
-0.805 ± 0.010 |
0.028 ± 0.028 |
1.60 ± 0.96 |
233.65 ± 0.98 |
| RH09 |
-0.592 ± 0.036 |
-0.805 ± 0.026 |
0.028 ± 0.028 |
1.60 ± 2.54 |
233.65 ± 2.53 |
| RH10 |
-0.592 ± 0.046 |
-0.805 ± 0.034 |
0.028 ± 0.028 |
1.60 ± 3.07 |
233.65 ± 3.24 |
| Average |
-0.581 |
-0.030 |
0.349 |
22.781 |
176.880 |
| Median |
-0.529 |
0.395 |
0.731 |
46.993 |
143.884 |
| Deviation |
0.084 |
0.644 |
0.440 |
28.212 |
47.018 |
Key shock
parameters (About, Top)
| Method |
ThetaBn |
Shock Speed |
Compression |
| MC |
15.7 ± 2.5 |
193.7 ± 1.2 |
0.62 ± 0.07 |
| VC |
81.2 ± 2.5 |
253.1 ± 2.9 |
0.62 ± 0.07 |
| MX1 |
15.8 ± 2.5 |
193.3 ± 1.2 |
0.62 ± 0.07 |
| MX2 |
15.5 ± 2.4 |
195.5 ± 1.2 |
0.62 ± 0.07 |
| MX3 |
17.7 ± 2.7 |
193.5 ± 1.3 |
0.62 ± 0.07 |
| RH08 |
89.5 ± 3.8 |
259.7 ± 0.6 |
0.62 ± 0.07 |
| RH09 |
89.5 ± 3.8 |
259.7 ± 0.6 |
0.62 ± 0.07 |
| RH10 |
89.5 ± 3.8 |
259.7 ± 3.3 |
0.62 ± 0.07 |
| Average |
51.8 |
226.0 |
0.62 |
| Median |
81.2 |
253.1 |
0.62 |
| Deviation |
38.2 |
34.3 |
0.00 |
Upstream wave speeds
and
mach numbers (About, Top)
|
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
| MC |
-34.7 ± 2.6 |
59.3 ± 1.7 |
86.1 ± 4.2 |
92.3 ± 4.2 |
-0.58 ± 0.04 |
-0.38 ± 0.03 |
| VC |
-78.6 ± 1.6 |
8.0 ± 0.3 |
13.7 ± 0.7 |
109.4 ± 4.2 |
-9.87 ± 0.33 |
-0.72 ± 0.03 |
| MX1 |
-34.8 ± 2.6 |
59.2 ± 1.7 |
86.0 ± 4.2 |
92.4 ± 4.2 |
-0.59 ± 0.04 |
-0.38 ± 0.03 |
| MX2 |
-34.4 ± 2.6 |
59.4 ± 1.7 |
86.1 ± 4.2 |
92.3 ± 4.2 |
-0.58 ± 0.04 |
-0.37 ± 0.03 |
| MX3 |
-37.2 ± 2.6 |
58.3 ± 1.7 |
85.2 ± 4.1 |
93.0 ± 4.2 |
-0.64 ± 0.04 |
-0.40 ± 0.03 |
| RH8 |
0.2 ± 0.9 |
0.5 ± 0.0 |
0.9 ± 0.0 |
109.7 ± 4.2 |
0.43 ± 1.81 |
0.00 ± 0.01 |
| RH9 |
0.2 ± 0.9 |
0.5 ± 0.0 |
0.9 ± 0.0 |
109.7 ± 4.2 |
0.43 ± 1.81 |
0.00 ± 0.01 |
| RH10 |
0.2 ± 0.9 |
0.5 ± 0.0 |
0.9 ± 0.0 |
109.7 ± 4.2 |
0.43 ± 1.81 |
0.00 ± 0.01 |
| Average |
-27.4 |
30.7 |
45.0 |
101.1 |
-1.4 |
-0.3 |
| Median |
-34.4 |
58.3 |
85.2 |
109.4 |
-0.6 |
-0.4 |
| Deviation |
27.2 |
30.4 |
43.9 |
9.2 |
3.5 |
0.3 |
Downstream wave speeds
and
mach numbers (About, Top)
|
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
| MC |
-55.7 ± 2.0 |
68.5 ± 1.4 |
116.9 ± 4.6 |
123.8 ± 4.6 |
-0.81 ± 0.04 |
-0.45 ± 0.01 |
| VC |
-129.8 ± 2.8 |
9.6 ± 0.2 |
18.6 ± 0.7 |
141.2 ± 4.2 |
-13.56 ± 0.18 |
-0.92 ± 0.01 |
| MX1 |
-55.9 ± 2.0 |
68.5 ± 1.4 |
116.9 ± 4.6 |
123.8 ± 4.6 |
-0.82 ± 0.04 |
-0.45 ± 0.01 |
| MX2 |
-55.2 ± 2.0 |
68.6 ± 1.4 |
117.0 ± 4.6 |
123.7 ± 4.6 |
-0.80 ± 0.04 |
-0.45 ± 0.01 |
| MX3 |
-59.8 ± 2.1 |
67.5 ± 1.4 |
115.7 ± 4.5 |
124.4 ± 4.6 |
-0.89 ± 0.04 |
-0.48 ± 0.01 |
| RH8 |
0.5 ± 1.7 |
0.6 ± 0.0 |
1.2 ± 0.0 |
141.5 ± 4.2 |
0.80 ± 2.84 |
0.00 ± 0.01 |
| RH9 |
0.5 ± 1.7 |
0.6 ± 0.0 |
1.2 ± 0.0 |
141.5 ± 4.2 |
0.80 ± 2.84 |
0.00 ± 0.01 |
| RH10 |
0.5 ± 1.7 |
0.6 ± 0.0 |
1.2 ± 0.0 |
141.5 ± 4.2 |
0.80 ± 2.84 |
0.00 ± 0.01 |
| Average |
-44.4 |
35.6 |
61.1 |
132.7 |
-1.8 |
-0.3 |
| Median |
-55.2 |
67.5 |
115.7 |
141.2 |
-0.8 |
-0.4 |
| Deviation |
44.6 |
35.1 |
59.7 |
9.4 |
4.8 |
0.3 |
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)
| 
