Database: Wind Shock Analysis
Event ID: 20121961739
Observation time: 07/14/2012 196.73550 1739 [UT]
|
|
General
Information (About, Top)
| Year |
2012 |
| Fractional day of year |
196.735503 |
| Arrival time of shock [seconds of day] |
63547.5 ± 20.0 |
| Shock type |
FF |
| Electron data availability |
0 |
X GSE location of spacecraft [Re] |
354.160 |
| Y GSE location of spacecraft [Re] |
188.680 |
| Z GSE location of spacecraft [Re] |
87.837 |
| Upstream plasma points selected for analysis |
0003 |
| Upstream field points selected for analysis |
0109 |
| Downstream plasma points selected for analysis |
0002
|
| Downstream field points selected for analysis |
0054 |
| Minimum chisq/dof for RH8,RH9,RH10 |
-410.64, -275.96, -207.34 |
Event added to database
|
Thu Sep 19 16:26:40 2013
|
Event last processed
|
Mon Oct 7 14:24:01 2013
|
Method selected
|
RH08
|
Propagation delay to Earth [minutes]
|
86.338 ± 70.288
|
Asymptotic
plasma
parameters (About, Top)
|
Parameter
|
Upstream
|
Downstream
|
| Vx GSE [km/s] |
-376.2 ± 14.7 |
-560.9 ± 16.8 |
| Vy GSE [km/s] |
-40.5 ± 6.5 |
-91.2 ± 4.6 |
| Vz GSE [km/s] |
1.4 ± 4.1 |
-75.5 ± 20.1 |
| Wi [km/s] |
32.8 ± 4.0 |
97.7 ± 4.5 |
| We [km/s] |
1038.0 ± 125.1 |
3089.9 ± 142.0 |
| Ni [n/cc] |
5.8 ± 1.0 |
11.5 ± 1.4 |
| Bx GSE [nT] |
-5.0 ± 0.4 |
-1.7 ± 2.7 |
| By GSE [nT] |
5.1 ± 0.5 |
7.6 ± 0.2 |
| Bz GSE [nT] |
-3.9 ± 0.2 |
-9.7 ± 2.5 |
Plasma Beta
|
0.200 ± 0.226
|
1.463 ± 1.594
|
Sound Speed [km/s]
|
42.38 ± 5.11
|
126.14 ± 5.80
|
Alfven Speed [km/s]
|
74.38 ± 3.84
|
81.15 ± 8.87
|
Best values of
shock
front normal for each method (About, Top)
| Method |
Nx |
Ny |
Nz |
Theta [degrees] |
Phi [degrees] |
| MC |
-0.763 ± 0.085 |
0.605 ± 0.097 |
-0.227 ± 0.223 |
-13.12 ± 15.35 |
141.60 ± 6.67 |
| VC |
-0.893 ± 0.037 |
-0.246 ± 0.035 |
-0.376 ± 0.357 |
-22.06 ± 5.69 |
195.40 ± 2.17 |
| MX1 |
-0.915 ± 0.046 |
0.027 ± 0.700 |
-0.403 ± 0.380 |
-23.77 ± 5.85 |
178.32 ± 43.83 |
| MX2 |
-0.865 ± 0.126 |
-0.014 ± 0.414 |
-0.501 ± 0.454 |
-30.06 ± 14.44 |
180.92 ± 27.43 |
| MX3 |
-0.814 ± 0.199 |
-0.139 ± 0.164 |
-0.564 ± 0.495 |
-34.32 ± 20.34 |
189.66 ± 11.32 |
| RH08 |
-0.166 ± 0.069 |
-0.608 ± 0.056 |
0.777 ± 0.560 |
50.94 ± 4.02 |
254.71 ± 6.38 |
| RH09 |
-0.166 ± 0.022 |
-0.608 ± 0.027 |
0.777 ± 0.560 |
50.94 ± 2.00 |
254.71 ± 2.00 |
| RH10 |
-0.177 ± 0.022 |
-0.605 ± 0.027 |
0.777 ± 0.560 |
50.94 ± 2.00 |
253.70 ± 2.00 |
| Average |
-0.595 |
-0.198 |
0.032 |
3.686 |
206.128 |
| Median |
-0.763 |
-0.139 |
-0.227 |
-13.121 |
195.403 |
| Deviation |
0.355 |
0.420 |
0.624 |
39.611 |
42.998 |
Key shock
parameters (About, Top)
| Method |
ThetaBn |
Shock Speed |
Compression |
| MC |
17.2 ± 2.8 |
523.9 ± 28.9 |
2.08 ± 0.75 |
| VC |
54.8 ± 4.1 |
786.5 ± 40.4 |
2.08 ± 0.75 |
| MX1 |
39.3 ± 4.2 |
764.4 ± 39.5 |
2.08 ± 0.75 |
| MX2 |
40.1 ± 3.9 |
752.6 ± 38.1 |
2.08 ± 0.75 |
| MX3 |
46.7 ± 3.6 |
746.0 ± 37.0 |
2.08 ± 0.75 |
| RH08 |
49.4 ± 3.8 |
104.7 ± 12.3 |
2.08 ± 0.75 |
| RH09 |
49.4 ± 3.8 |
104.7 ± 12.3 |
2.08 ± 0.75 |
| RH10 |
50.1 ± 3.8 |
112.9 ± 28.4 |
2.08 ± 0.75 |
| Average |
43.4 |
487.0 |
2.08 |
| Median |
49.4 |
746.0 |
2.08 |
| Deviation |
11.8 |
324.7 |
0.00 |
Upstream wave speeds
and
mach numbers (About, Top)
|
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
| MC |
261.6 ± 6.7 |
39.6 ± 4.5 |
71.1 ± 3.7 |
75.9 ± 3.3 |
6.68 ± 0.98 |
3.45 ± 0.12 |
| VC |
440.9 ± 13.8 |
21.9 ± 2.0 |
42.9 ± 2.2 |
82.9 ± 2.0 |
20.31 ± 2.57 |
5.32 ± 0.19 |
| MX1 |
422.0 ± 12.2 |
30.4 ± 3.0 |
57.6 ± 3.0 |
80.2 ± 2.4 |
14.02 ± 1.86 |
5.27 ± 0.18 |
| MX2 |
427.2 ± 11.6 |
29.9 ± 2.9 |
56.9 ± 2.9 |
80.3 ± 2.3 |
14.39 ± 1.88 |
5.32 ± 0.17 |
| MX3 |
434.9 ± 11.5 |
26.4 ± 2.5 |
51.0 ± 2.6 |
81.5 ± 2.1 |
16.58 ± 2.09 |
5.34 ± 0.17 |
| RH8 |
16.5 ± 8.9 |
24.9 ± 2.3 |
48.4 ± 2.5 |
82.0 ± 2.1 |
0.68 ± 0.41 |
0.20 ± 0.11 |
| RH9 |
16.5 ± 8.9 |
24.9 ± 2.3 |
48.4 ± 2.5 |
82.0 ± 2.1 |
0.68 ± 0.41 |
0.20 ± 0.11 |
| RH10 |
20.8 ± 9.1 |
24.6 ± 2.3 |
47.7 ± 2.5 |
82.1 ± 2.1 |
0.87 ± 0.44 |
0.25 ± 0.11 |
| Average |
255.0 |
27.8 |
53.0 |
80.9 |
9.3 |
3.2 |
| Median |
422.0 |
26.4 |
51.0 |
82.0 |
14.0 |
5.3 |
| Deviation |
204.7 |
5.5 |
8.8 |
2.2 |
8.0 |
2.5 |
Downstream wave speeds
and
mach numbers (About, Top)
|
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
| MC |
133.8 ± 11.1 |
75.4 ± 7.9 |
77.5 ± 8.5 |
129.7 ± 6.6 |
1.78 ± 0.04 |
1.03 ± 0.03 |
| VC |
234.5 ± 6.4 |
40.9 ± 3.8 |
46.8 ± 5.1 |
144.3 ± 9.0 |
5.75 ± 0.38 |
1.63 ± 0.06 |
| MX1 |
223.3 ± 7.4 |
57.1 ± 5.5 |
62.8 ± 6.9 |
138.7 ± 8.2 |
3.93 ± 0.25 |
1.61 ± 0.04 |
| MX2 |
228.1 ± 4.4 |
56.3 ± 5.4 |
62.1 ± 6.8 |
139.1 ± 8.2 |
4.07 ± 0.31 |
1.64 ± 0.07 |
| MX3 |
234.1 ± 1.7 |
49.6 ± 4.7 |
55.6 ± 6.1 |
141.6 ± 8.6 |
4.74 ± 0.41 |
1.66 ± 0.09 |
| RH8 |
14.7 ± 15.6 |
46.7 ± 4.4 |
52.8 ± 5.8 |
142.6 ± 8.7 |
0.30 ± 0.31 |
0.10 ± 0.10 |
| RH9 |
14.7 ± 15.6 |
46.7 ± 4.4 |
52.8 ± 5.8 |
142.6 ± 8.7 |
0.30 ± 0.31 |
0.10 ± 0.10 |
| RH10 |
17.2 ± 15.8 |
46.0 ± 4.3 |
52.1 ± 5.7 |
142.8 ± 8.8 |
0.36 ± 0.31 |
0.12 ± 0.10 |
| Average |
137.6 |
52.3 |
57.8 |
140.2 |
2.7 |
1.0 |
| Median |
223.3 |
49.6 |
55.6 |
142.6 |
3.9 |
1.6 |
| Deviation |
106.2 |
10.8 |
9.6 |
4.7 |
2.2 |
0.8 |
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)
| 
