Database: Wind Shock Analysis
Event ID: 20071161307
Observation time: 04/26/2007 116.54665 1307 [UT]
|
|
General
Information (About, Top)
| Year |
2007 |
| Fractional day of year |
116.546649 |
| Arrival time of shock [seconds of day] |
47230.5 ± 30.0 |
| Shock type |
SF |
| Electron data availability |
0 |
X GSE location of spacecraft [Re] |
209.954 |
| Y GSE location of spacecraft [Re] |
90.414 |
| Z GSE location of spacecraft [Re] |
-3.404 |
| Upstream plasma points selected for analysis |
0007 |
| Upstream field points selected for analysis |
0216 |
| Downstream plasma points selected for analysis |
0007
|
| Downstream field points selected for analysis |
0221 |
| Minimum chisq/dof for RH8,RH9,RH10 |
5.45, 14.81, 15.71 |
Event added to database
|
Thu Sep 26 10:13:34 2013
|
Event last processed
|
Thu Sep 26 12:05:52 2013
|
Method selected
|
RH08
|
Propagation delay to Earth [minutes]
|
62.017 ± 10.567
|
Asymptotic
plasma
parameters (About, Top)
|
Parameter
|
Upstream
|
Downstream
|
| Vx GSE [km/s] |
-406.6 ± 2.2 |
-423.7 ± 1.7 |
| Vy GSE [km/s] |
-26.7 ± 2.7 |
-12.4 ± 0.8 |
| Vz GSE [km/s] |
-11.7 ± 1.8 |
-12.2 ± 1.5 |
| Wi [km/s] |
31.1 ± 0.8 |
27.9 ± 0.6 |
| We [km/s] |
983.5 ± 25.0 |
883.2 ± 19.7 |
| Ni [n/cc] |
4.1 ± 0.2 |
7.9 ± 0.2 |
| Bx GSE [nT] |
-3.1 ± 0.2 |
-0.6 ± 0.3 |
| By GSE [nT] |
2.6 ± 0.3 |
0.8 ± 0.1 |
| Bz GSE [nT] |
-0.3 ± 0.5 |
1.8 ± 0.3 |
Plasma Beta
|
0.492 ± 0.477
|
2.966 ± 2.744
|
Sound Speed [km/s]
|
40.15 ± 1.02
|
36.06 ± 0.81
|
Alfven Speed [km/s]
|
44.54 ± 2.00
|
16.38 ± 1.54
|
Best values of
shock
front normal for each method (About, Top)
| Method |
Nx |
Ny |
Nz |
Theta [degrees] |
Phi [degrees] |
| MC |
-0.365 ± 0.082 |
0.442 ± 0.088 |
0.819 ± 0.551 |
55.02 ± 6.96 |
129.55 ± 6.80 |
| VC |
-0.767 ± 0.076 |
0.642 ± 0.091 |
-0.019 ± 0.019 |
-1.06 ± 5.50 |
140.08 ± 6.83 |
| MX1 |
-0.915 ± 0.345 |
-0.346 ± 0.846 |
0.208 ± 0.205 |
12.03 ± 37.88 |
200.74 ± 52.90 |
| MX2 |
-0.361 ± 0.082 |
0.445 ± 0.088 |
0.819 ± 0.551 |
55.02 ± 6.84 |
129.03 ± 6.95 |
| MX3 |
-0.390 ± 0.162 |
0.441 ± 0.149 |
0.808 ± 0.554 |
53.93 ± 6.12 |
131.51 ± 19.69 |
| RH08 |
-0.724 ± 0.014 |
-0.428 ± 0.017 |
0.542 ± 0.481 |
32.81 ± 1.23 |
210.58 ± 1.27 |
| RH09 |
-0.695 ± 0.049 |
-0.639 ± 0.053 |
0.330 ± 0.317 |
19.25 ± 4.00 |
222.62 ± 4.13 |
| RH10 |
-0.700 ± 0.049 |
-0.622 ± 0.054 |
0.352 ± 0.337 |
20.61 ± 4.02 |
221.62 ± 4.22 |
| Average |
-0.614 |
-0.008 |
0.483 |
30.950 |
173.215 |
| Median |
-0.695 |
0.441 |
0.542 |
32.813 |
200.735 |
| Deviation |
0.212 |
0.547 |
0.317 |
21.769 |
44.132 |
Key shock
parameters (About, Top)
| Method |
ThetaBn |
Shock Speed |
Compression |
| MC |
60.3 ± 7.6 |
152.2 ± 0.4 |
1.92 ± 0.08 |
| VC |
6.5 ± 6.0 |
340.7 ± 0.6 |
1.92 ± 0.08 |
| MX1 |
62.5 ± 2.9 |
400.5 ± 0.5 |
1.92 ± 0.08 |
| MX2 |
60.3 ± 7.6 |
150.4 ± 0.4 |
1.92 ± 0.08 |
| MX3 |
59.0 ± 7.6 |
163.5 ± 0.4 |
1.92 ± 0.08 |
| RH08 |
76.1 ± 2.8 |
311.8 ± 0.3 |
1.92 ± 0.08 |
| RH09 |
84.2 ± 2.8 |
300.8 ± 0.4 |
1.92 ± 0.08 |
| RH10 |
83.5 ± 2.7 |
302.9 ± 2.9 |
1.92 ± 0.08 |
| Average |
61.6 |
265.3 |
1.92 |
| Median |
62.5 |
302.9 |
1.92 |
| Deviation |
24.6 |
96.5 |
0.00 |
Upstream wave speeds
and
mach numbers (About, Top)
|
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
| MC |
25.1 ± 2.0 |
15.3 ± 0.2 |
22.1 ± 1.0 |
58.0 ± 1.1 |
1.64 ± 0.14 |
0.43 ± 0.04 |
| VC |
45.8 ± 2.2 |
38.9 ± 0.7 |
44.3 ± 2.0 |
45.7 ± 1.5 |
1.18 ± 0.07 |
1.00 ± 0.07 |
| MX1 |
21.7 ± 2.3 |
14.2 ± 0.2 |
20.6 ± 0.9 |
58.3 ± 1.1 |
1.53 ± 0.16 |
0.37 ± 0.04 |
| MX2 |
25.0 ± 2.0 |
15.2 ± 0.2 |
22.0 ± 1.0 |
58.0 ± 1.1 |
1.64 ± 0.14 |
0.43 ± 0.04 |
| MX3 |
26.0 ± 1.9 |
15.9 ± 0.2 |
23.0 ± 1.0 |
57.8 ± 1.1 |
1.64 ± 0.14 |
0.45 ± 0.04 |
| RH8 |
12.5 ± 2.0 |
7.2 ± 0.1 |
10.7 ± 0.5 |
59.6 ± 1.1 |
1.73 ± 0.27 |
0.21 ± 0.03 |
| RH9 |
5.1 ± 2.4 |
3.0 ± 0.0 |
4.5 ± 0.2 |
59.9 ± 1.1 |
1.69 ± 0.77 |
0.08 ± 0.04 |
| RH10 |
5.8 ± 2.3 |
3.4 ± 0.1 |
5.1 ± 0.2 |
59.9 ± 1.1 |
1.71 ± 0.67 |
0.10 ± 0.04 |
| Average |
20.9 |
14.1 |
19.0 |
57.2 |
1.6 |
0.4 |
| Median |
25.0 |
15.2 |
22.0 |
58.3 |
1.6 |
0.4 |
| Deviation |
13.3 |
11.4 |
12.8 |
4.7 |
0.2 |
0.3 |
Downstream wave speeds
and
mach numbers (About, Top)
|
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
| MC |
13.0 ± 0.9 |
7.5 ± 0.6 |
8.1 ± 0.8 |
38.9 ± 1.1 |
1.74 ± 0.21 |
0.33 ± 0.02 |
| VC |
23.6 ± 1.4 |
16.2 ± 1.5 |
16.3 ± 1.5 |
36.1 ± 0.8 |
1.46 ± 0.16 |
0.65 ± 0.04 |
| MX1 |
11.1 ± 1.3 |
7.0 ± 0.6 |
7.6 ± 0.7 |
39.0 ± 1.1 |
1.59 ± 0.21 |
0.29 ± 0.04 |
| MX2 |
12.9 ± 0.9 |
7.5 ± 0.6 |
8.1 ± 0.8 |
38.9 ± 1.1 |
1.74 ± 0.21 |
0.33 ± 0.02 |
| MX3 |
13.5 ± 0.8 |
7.8 ± 0.7 |
8.4 ± 0.8 |
38.8 ± 1.1 |
1.73 ± 0.21 |
0.35 ± 0.02 |
| RH8 |
6.5 ± 0.7 |
3.6 ± 0.3 |
3.9 ± 0.4 |
39.5 ± 1.2 |
1.81 ± 0.21 |
0.16 ± 0.02 |
| RH9 |
2.5 ± 0.9 |
1.5 ± 0.1 |
1.6 ± 0.2 |
39.6 ± 1.2 |
1.66 ± 0.62 |
0.06 ± 0.02 |
| RH10 |
2.9 ± 0.9 |
1.7 ± 0.1 |
1.9 ± 0.2 |
39.6 ± 1.2 |
1.72 ± 0.53 |
0.07 ± 0.02 |
| Average |
10.7 |
6.6 |
7.0 |
38.8 |
1.7 |
0.3 |
| Median |
12.9 |
7.5 |
8.1 |
39.0 |
1.7 |
0.3 |
| Deviation |
6.9 |
4.7 |
4.7 |
1.1 |
0.1 |
0.2 |
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)
| 
