Database: Ace Shock Analysis
Event ID: 20062301548
Observation time: 08/18/2006 230.65889 1548 [UT]
|
|
General
Information (About, Top)
| Year |
2006 |
| Fractional day of year |
230.658887 |
| Arrival time of shock [seconds of day] |
56927.9 ± 60.0 |
| Shock type |
FF |
| Electron data availability |
0 |
| X GSE location of spacecraft [Re] |
226.414 |
| Y GSE location of spacecraft [Re] |
21.782 |
| Z GSE location of spacecraft [Re] |
6.620 |
| Upstream plasma points selected for analysis |
0013 |
| Upstream field points selected for analysis |
0780 |
| Downstream plasma points selected for analysis |
0012
|
| Downstream field points selected for analysis |
0734 |
| Minimum chisq/dof for RH8,RH9,RH10 |
4.67, 4.72, 4.75 |
Event added to database
|
Tue Oct 14 10:33:11 2014
|
Event last processed
|
Wed Oct 15 12:02:53 2014
|
Method selected
|
RH08
|
Propagation delay to Earth [minutes]
|
92.404 ± 6987.944
|
Asymptotic
plasma
parameters (About, Top)
|
Parameter
|
Upstream
|
Downstream
|
| Vx GSE [km/s] |
-351.7 ± 1.7 |
-403.8 ± 2.0 |
| Vy GSE [km/s] |
10.3 ± 1.7 |
2.4 ± 2.8 |
| Vz GSE [km/s] |
4.1 ± 2.2 |
16.1 ± 3.5 |
| Wi [km/s] |
11.9 ± 0.9 |
19.4 ± 0.9 |
| We [km/s] |
375.6 ± 29.5 |
614.0 ± 28.6 |
| Ni [n/cc] |
6.7 ± 0.8 |
7.5 ± 0.7 |
| Bx GSE [nT] |
3.6 ± 0.2 |
3.6 ± 0.2 |
| By GSE [nT] |
-5.2 ± 0.2 |
-9.8 ± 0.3 |
| Bz GSE [nT] |
2.9 ± 0.3 |
5.6 ± 0.4 |
Plasma Beta
|
0.041 ± 0.041
|
0.043 ± 0.043
|
Sound Speed [km/s]
|
15.33 ± 1.20
|
25.07 ± 1.17
|
Alfven Speed [km/s]
|
58.84 ± 4.08
|
94.60 ± 4.56
|
Best values of
shock
front normal for each method (About, Top)
| Method |
Nx |
Ny |
Nz |
Theta [degrees] |
Phi [degrees] |
| MC |
-1.000 ± 0.002 |
0.013 ± 0.153 |
-0.001 ± 0.001 |
-0.06 ± 11.26 |
179.25 ± 8.79 |
| VC |
-0.964 ± 0.018 |
-0.148 ± 0.063 |
0.219 ± 0.216 |
12.67 ± 4.02 |
188.71 ± 3.71 |
| MX1 |
-0.994 ± 0.007 |
0.046 ± 0.073 |
0.100 ± 0.100 |
5.75 ± 3.56 |
177.36 ± 4.23 |
| MX2 |
-0.994 ± 0.008 |
0.046 ± 0.070 |
0.103 ± 0.103 |
5.94 ± 3.95 |
177.33 ± 4.06 |
| MX3 |
-0.993 ± 0.009 |
0.047 ± 0.068 |
0.108 ± 0.107 |
6.17 ± 4.51 |
177.30 ± 3.90 |
| RH08 |
-0.081 ± 0.018 |
-0.494 ± 0.030 |
-0.866 ± 0.524 |
-59.99 ± 2.00 |
260.72 ± 2.00 |
| RH09 |
-0.081 ± 0.005 |
-0.494 ± 0.011 |
-0.866 ± 0.524 |
-59.99 ± 0.73 |
260.72 ± 0.58 |
| RH10 |
-0.081 ± 0.005 |
-0.494 ± 0.011 |
-0.866 ± 0.524 |
-59.99 ± 0.73 |
260.72 ± 0.58 |
| Average |
-0.648 |
-0.185 |
-0.259 |
-18.686 |
210.265 |
| Median |
-0.964 |
0.013 |
0.100 |
5.751 |
188.714 |
| Deviation |
0.470 |
0.264 |
0.506 |
34.371 |
41.951 |
Key shock
parameters (About, Top)
| Method |
ThetaBn |
Shock Speed |
Compression |
| MC |
58.4 ± 2.0 |
606.1 ± 830.3 |
1.14 ± 0.21 |
| VC |
73.0 ± 2.2 |
603.0 ± 845.7 |
1.14 ± 0.21 |
| MX1 |
59.8 ± 2.3 |
609.2 ± 836.9 |
1.14 ± 0.21 |
| MX2 |
59.9 ± 2.3 |
609.2 ± 837.1 |
1.14 ± 0.21 |
| MX3 |
60.0 ± 2.3 |
609.2 ± 837.2 |
1.14 ± 0.21 |
| RH08 |
88.1 ± 2.7 |
1.7 ± 31.4 |
1.14 ± 0.21 |
| RH09 |
88.1 ± 2.7 |
1.7 ± 31.4 |
1.14 ± 0.21 |
| RH10 |
88.1 ± 2.7 |
1.7 ± 390.9 |
1.14 ± 0.21 |
| Average |
71.9 |
380.2 |
1.14 |
| Median |
73.0 |
606.1 |
1.14 |
| Deviation |
14.1 |
313.5 |
0.00 |
Upstream wave speeds
and
mach numbers (About, Top)
|
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
| MC |
254.3 ± 1.7 |
7.8 ± 0.6 |
30.8 ± 2.1 |
60.3 ± 4.0 |
32.65 ± 2.39 |
4.23 ± 0.29 |
| VC |
264.4 ± 1.8 |
4.4 ± 0.3 |
17.2 ± 1.2 |
60.7 ± 4.0 |
61.06 ± 4.41 |
4.38 ± 0.29 |
| MX1 |
258.7 ± 1.8 |
7.5 ± 0.6 |
29.6 ± 2.0 |
60.4 ± 4.0 |
34.62 ± 2.51 |
4.30 ± 0.29 |
| MX2 |
258.8 ± 1.8 |
7.5 ± 0.6 |
29.5 ± 2.0 |
60.4 ± 4.0 |
34.72 ± 2.52 |
4.31 ± 0.29 |
| MX3 |
259.0 ± 1.9 |
7.5 ± 0.6 |
29.4 ± 2.0 |
60.4 ± 4.0 |
34.84 ± 2.53 |
4.31 ± 0.29 |
| RH8 |
-18.0 ± 2.2 |
0.5 ± 0.0 |
2.0 ± 0.1 |
60.8 ± 4.0 |
-36.46 ± 3.05 |
-0.30 ± 0.04 |
| RH9 |
-18.0 ± 2.2 |
0.5 ± 0.0 |
2.0 ± 0.1 |
60.8 ± 4.0 |
-36.46 ± 3.05 |
-0.30 ± 0.04 |
| RH10 |
-18.0 ± 2.2 |
0.5 ± 0.0 |
2.0 ± 0.1 |
60.8 ± 4.0 |
-36.46 ± 3.05 |
-0.30 ± 0.04 |
| Average |
155.1 |
4.5 |
17.8 |
60.6 |
11.1 |
2.6 |
| Median |
258.7 |
7.5 |
29.4 |
60.7 |
34.6 |
4.3 |
| Deviation |
143.4 |
3.5 |
13.8 |
0.2 |
40.4 |
2.4 |
Downstream wave speeds
and
mach numbers (About, Top)
|
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
| MC |
202.3 ± 2.0 |
12.8 ± 0.6 |
49.5 ± 2.4 |
97.0 ± 4.3 |
15.85 ± 0.74 |
2.09 ± 0.09 |
| VC |
210.4 ± 2.0 |
7.1 ± 0.3 |
27.7 ± 1.3 |
97.6 ± 4.3 |
29.65 ± 1.37 |
2.16 ± 0.09 |
| MX1 |
206.1 ± 2.2 |
12.3 ± 0.5 |
47.6 ± 2.3 |
97.1 ± 4.3 |
16.83 ± 0.80 |
2.13 ± 0.09 |
| MX2 |
206.2 ± 2.2 |
12.2 ± 0.5 |
47.4 ± 2.3 |
97.1 ± 4.3 |
16.88 ± 0.81 |
2.13 ± 0.09 |
| MX3 |
206.3 ± 2.2 |
12.2 ± 0.5 |
47.3 ± 2.3 |
97.1 ± 4.3 |
16.94 ± 0.81 |
2.13 ± 0.09 |
| RH8 |
-15.8 ± 3.7 |
0.8 ± 0.0 |
3.2 ± 0.2 |
97.9 ± 4.3 |
-19.67 ± 5.13 |
-0.16 ± 0.04 |
| RH9 |
-15.8 ± 3.7 |
0.8 ± 0.0 |
3.2 ± 0.2 |
97.9 ± 4.3 |
-19.67 ± 5.13 |
-0.16 ± 0.04 |
| RH10 |
-15.8 ± 3.7 |
0.8 ± 0.0 |
3.2 ± 0.2 |
97.9 ± 4.3 |
-19.67 ± 5.13 |
-0.16 ± 0.04 |
| Average |
123.0 |
7.4 |
28.6 |
97.5 |
4.6 |
1.3 |
| Median |
206.1 |
12.2 |
47.3 |
97.6 |
16.8 |
2.1 |
| Deviation |
114.9 |
5.7 |
22.2 |
0.4 |
20.6 |
1.2 |
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 Mon Apr 13 08:55:21 2009
Michael L Stevens
(mstevens@cfa.harvard.edu)
| 
