Database: Wind Shock Analysis
Event ID: 20073222121
Observation time: 11/18/2007 322.88988 2121 [UT]
|
|
General
Information (About, Top)
| Year |
2007 |
| Fractional day of year |
322.889878 |
| Arrival time of shock [seconds of day] |
76885.5 ± 60.0 |
| Shock type |
FF |
| Electron data availability |
0 |
X GSE location of spacecraft [Re] |
234.700 |
| Y GSE location of spacecraft [Re] |
88.104 |
| Z GSE location of spacecraft [Re] |
15.040 |
| Upstream plasma points selected for analysis |
0005 |
| Upstream field points selected for analysis |
0208 |
| Downstream plasma points selected for analysis |
0005
|
| Downstream field points selected for analysis |
0167 |
| Minimum chisq/dof for RH8,RH9,RH10 |
6.69, 44.75, 48.76 |
Event added to database
|
Tue Sep 24 09:12:42 2013
|
Event last processed
|
Tue Sep 24 11:27:59 2013
|
Method selected
|
RH08
|
Propagation delay to Earth [minutes]
|
76.685 ± 2.339
|
Asymptotic
plasma
parameters (About, Top)
|
Parameter
|
Upstream
|
Downstream
|
| Vx GSE [km/s] |
-362.8 ± 2.1 |
-381.0 ± 4.9 |
| Vy GSE [km/s] |
-16.5 ± 4.1 |
-39.1 ± 3.8 |
| Vz GSE [km/s] |
-11.2 ± 1.9 |
16.4 ± 7.5 |
| Wi [km/s] |
24.4 ± 1.7 |
39.5 ± 5.4 |
| We [km/s] |
771.6 ± 53.5 |
1248.1 ± 171.5 |
| Ni [n/cc] |
1.1 ± 0.1 |
2.8 ± 0.5 |
| Bx GSE [nT] |
3.1 ± 0.1 |
5.2 ± 0.2 |
| By GSE [nT] |
-1.3 ± 0.1 |
-2.9 ± 0.1 |
| Bz GSE [nT] |
-0.3 ± 0.1 |
0.3 ± 0.4 |
Plasma Beta
|
0.127 ± 0.126
|
0.278 ± 0.242
|
Sound Speed [km/s]
|
31.50 ± 2.18
|
50.95 ± 7.00
|
Alfven Speed [km/s]
|
69.15 ± 3.90
|
78.50 ± 9.78
|
Best values of
shock
front normal for each method (About, Top)
| Method |
Nx |
Ny |
Nz |
Theta [degrees] |
Phi [degrees] |
| MC |
-0.579 ± 0.178 |
-0.411 ± 0.176 |
0.705 ± 0.555 |
44.80 ± 14.56 |
215.36 ± 14.10 |
| VC |
-0.464 ± 0.123 |
-0.572 ± 0.118 |
0.676 ± 0.547 |
42.53 ± 9.12 |
230.96 ± 10.29 |
| MX1 |
-0.580 ± 0.117 |
-0.489 ± 0.130 |
0.651 ± 0.538 |
40.64 ± 6.80 |
220.12 ± 11.83 |
| MX2 |
-0.580 ± 0.117 |
-0.490 ± 0.129 |
0.651 ± 0.538 |
40.61 ± 6.75 |
220.16 ± 11.80 |
| MX3 |
-0.580 ± 0.116 |
-0.490 ± 0.129 |
0.650 ± 0.538 |
40.58 ± 6.69 |
220.22 ± 11.77 |
| RH08 |
-0.566 ± 0.012 |
-0.798 ± 0.010 |
-0.207 ± 0.204 |
-11.93 ± 2.29 |
234.65 ± 0.77 |
| RH09 |
-0.648 ± 0.054 |
-0.736 ± 0.048 |
0.196 ± 0.193 |
11.28 ± 3.96 |
228.64 ± 4.16 |
| RH10 |
-0.650 ± 0.054 |
-0.738 ± 0.048 |
0.184 ± 0.182 |
10.62 ± 4.00 |
228.64 ± 4.11 |
| Average |
-0.581 |
-0.590 |
0.438 |
27.390 |
224.843 |
| Median |
-0.580 |
-0.490 |
0.651 |
40.611 |
228.635 |
| Deviation |
0.057 |
0.146 |
0.339 |
21.190 |
6.740 |
Key shock
parameters (About, Top)
| Method |
ThetaBn |
Shock Speed |
Compression |
| MC |
63.5 ± 1.6 |
270.1 ± 4.3 |
2.54 ± 0.50 |
| VC |
74.0 ± 1.7 |
234.2 ± 4.2 |
2.54 ± 0.50 |
| MX1 |
65.6 ± 1.7 |
273.8 ± 4.1 |
2.54 ± 0.50 |
| MX2 |
65.7 ± 1.7 |
273.7 ± 4.1 |
2.54 ± 0.50 |
| MX3 |
65.7 ± 1.7 |
273.7 ± 4.1 |
2.54 ± 0.50 |
| RH08 |
78.4 ± 1.9 |
259.2 ± 1.0 |
2.54 ± 0.50 |
| RH09 |
70.2 ± 2.0 |
301.6 ± 2.2 |
2.54 ± 0.50 |
| RH10 |
70.2 ± 2.0 |
302.0 ± 10.6 |
2.54 ± 0.50 |
| Average |
69.2 |
273.5 |
2.54 |
| Median |
70.2 |
273.7 |
2.54 |
| Deviation |
5.0 |
21.9 |
0.00 |
Upstream wave speeds
and
mach numbers (About, Top)
|
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
| MC |
61.2 ± 3.4 |
12.9 ± 0.7 |
30.8 ± 1.7 |
74.9 ± 3.2 |
4.75 ± 0.43 |
0.82 ± 0.07 |
| VC |
63.9 ± 3.9 |
7.9 ± 0.4 |
19.1 ± 1.1 |
75.6 ± 3.1 |
8.06 ± 0.74 |
0.85 ± 0.08 |
| MX1 |
62.5 ± 3.7 |
11.9 ± 0.6 |
28.5 ± 1.6 |
75.1 ± 3.2 |
5.25 ± 0.48 |
0.83 ± 0.07 |
| MX2 |
62.5 ± 3.7 |
11.9 ± 0.6 |
28.5 ± 1.6 |
75.1 ± 3.2 |
5.25 ± 0.48 |
0.83 ± 0.07 |
| MX3 |
62.5 ± 3.7 |
11.9 ± 0.6 |
28.5 ± 1.6 |
75.1 ± 3.2 |
5.26 ± 0.48 |
0.83 ± 0.07 |
| RH8 |
38.4 ± 3.5 |
5.8 ± 0.3 |
13.9 ± 0.8 |
75.8 ± 3.1 |
6.66 ± 0.77 |
0.51 ± 0.06 |
| RH9 |
56.6 ± 4.0 |
9.8 ± 0.5 |
23.4 ± 1.3 |
75.4 ± 3.2 |
5.81 ± 0.57 |
0.75 ± 0.07 |
| RH10 |
56.2 ± 4.0 |
9.8 ± 0.5 |
23.4 ± 1.3 |
75.4 ± 3.2 |
5.78 ± 0.57 |
0.75 ± 0.07 |
| Average |
58.0 |
10.3 |
24.5 |
75.3 |
5.9 |
0.8 |
| Median |
62.5 |
11.9 |
28.5 |
75.4 |
5.8 |
0.8 |
| Deviation |
8.4 |
2.4 |
5.7 |
0.3 |
1.1 |
0.1 |
Downstream wave speeds
and
mach numbers (About, Top)
|
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
| MC |
21.9 ± 5.0 |
19.1 ± 1.3 |
35.0 ± 4.4 |
92.1 ± 5.5 |
1.15 ± 0.26 |
0.24 ± 0.06 |
| VC |
23.8 ± 3.9 |
11.7 ± 0.7 |
21.7 ± 2.7 |
93.4 ± 5.3 |
2.04 ± 0.34 |
0.26 ± 0.05 |
| MX1 |
22.8 ± 4.4 |
17.7 ± 1.1 |
32.4 ± 4.0 |
92.4 ± 5.5 |
1.30 ± 0.26 |
0.25 ± 0.05 |
| MX2 |
22.8 ± 4.3 |
17.7 ± 1.1 |
32.3 ± 4.0 |
92.4 ± 5.5 |
1.30 ± 0.26 |
0.25 ± 0.05 |
| MX3 |
22.8 ± 4.3 |
17.6 ± 1.1 |
32.3 ± 4.0 |
92.4 ± 5.5 |
1.30 ± 0.26 |
0.25 ± 0.05 |
| RH8 |
15.7 ± 4.2 |
8.5 ± 0.5 |
15.8 ± 2.0 |
93.7 ± 5.3 |
1.87 ± 0.63 |
0.17 ± 0.03 |
| RH9 |
22.6 ± 2.3 |
14.4 ± 0.9 |
26.6 ± 3.3 |
93.0 ± 5.4 |
1.58 ± 0.26 |
0.24 ± 0.02 |
| RH10 |
22.6 ± 2.4 |
14.4 ± 0.9 |
26.6 ± 3.3 |
93.0 ± 5.4 |
1.58 ± 0.26 |
0.24 ± 0.02 |
| Average |
21.9 |
15.1 |
27.8 |
92.8 |
1.5 |
0.2 |
| Median |
22.8 |
17.6 |
32.3 |
93.0 |
1.6 |
0.2 |
| Deviation |
2.5 |
3.6 |
6.5 |
0.6 |
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 Fri Jun 13 11:06:02 2014
Michael L Stevens
(mstevens@cfa.harvard.edu)
| 
