Database: Ace Shock Analysis
Event ID: 20001630717
Observation time: 06/11/2000 163.30361 0717 [UT]
|
|
General
Information (About, Top)
| Year |
2000 |
| Fractional day of year |
163.303611 |
| Arrival time of shock [seconds of day] |
26232.0 ± 16.0 |
| Shock type |
FF |
| Electron data availability |
0 |
X GSE location of spacecraft [Re] |
0.037 |
| Y GSE location of spacecraft [Re] |
0.006 |
| Z GSE location of spacecraft [Re] |
-0.002 |
| Upstream plasma points selected for analysis |
0007 |
| Upstream field points selected for analysis |
0033 |
| Downstream plasma points selected for analysis |
0009
|
| Downstream field points selected for analysis |
0035 |
| Minimum chisq/dof for RH8,RH9,RH10 |
26.42, 28.35, 28.99 |
Event added to database
|
Sat Apr 30 21:46:32 2005
|
Event last processed
|
Wed Oct 15 16:17:11 2014
|
Method selected
|
RH08
|
Propagation delay to Earth [minutes]
|
0.006 ± 0.020
|
Asymptotic
plasma
parameters (About, Top)
|
Parameter
|
Upstream
|
Downstream
|
| Vx GSE [km/s] |
-461.1 ± 3.4 |
-501.1 ± 5.3 |
| Vy GSE [km/s] |
-15.0 ± 5.0 |
-34.6 ± 8.4 |
| Vz GSE [km/s] |
-5.5 ± 2.6 |
26.3 ± 6.0 |
| Wi [km/s] |
25.5 ± 1.6 |
30.8 ± 2.3 |
| We [km/s] |
805.1 ± 51.7 |
973.6 ± 71.9 |
| Ni [n/cc] |
3.2 ± 0.4 |
4.1 ± 0.3 |
| Bx GSE [nT] |
-4.6 ± 0.2 |
-5.4 ± 0.1 |
| By GSE [nT] |
2.1 ± 0.4 |
4.5 ± 0.5 |
| Bz GSE [nT] |
-1.5 ± 0.1 |
-5.3 ± 0.5 |
Plasma Beta
|
0.161 ± 0.148
|
0.112 ± 0.120
|
Sound Speed [km/s]
|
32.81 ± 2.06
|
40.40 ± 2.28
|
Alfven Speed [km/s]
|
63.99 ± 4.27
|
93.61 ± 3.12
|
Best values of
shock
front normal for each method (About, Top)
| Method |
Nx |
Ny |
Nz |
Theta [degrees] |
Phi [degrees] |
| MC |
-0.960 ± 0.027 |
0.118 ± 0.123 |
0.253 ± 0.247 |
14.64 ± 5.03 |
172.98 ± 7.35 |
| VC |
-0.737 ± 0.092 |
-0.346 ± 0.127 |
0.581 ± 0.505 |
35.52 ± 7.88 |
205.15 ± 9.54 |
| MX1 |
-0.980 ± 0.017 |
0.010 ± 0.107 |
0.201 ± 0.198 |
11.58 ± 4.80 |
179.41 ± 6.24 |
| MX2 |
-0.983 ± 0.017 |
-0.032 ± 0.124 |
0.180 ± 0.178 |
10.34 ± 5.39 |
181.84 ± 7.20 |
| MX3 |
-0.985 ± 0.021 |
-0.080 ± 0.153 |
0.154 ± 0.153 |
8.85 ± 6.21 |
184.65 ± 8.91 |
| RH08 |
-0.986 ± 0.002 |
0.043 ± 0.009 |
-0.162 ± 0.161 |
-9.32 ± 0.54 |
177.49 ± 0.55 |
| RH09 |
-0.984 ± 0.009 |
0.043 ± 0.065 |
-0.173 ± 0.171 |
-9.97 ± 2.77 |
177.49 ± 3.77 |
| RH10 |
-0.985 ± 0.010 |
0.060 ± 0.066 |
-0.162 ± 0.161 |
-9.32 ± 3.05 |
176.49 ± 3.87 |
| Average |
-0.950 |
-0.023 |
0.109 |
6.538 |
181.938 |
| Median |
-0.983 |
0.043 |
0.180 |
10.342 |
179.409 |
| Deviation |
0.087 |
0.144 |
0.263 |
15.704 |
10.013 |
Key shock
parameters (About, Top)
| Method |
ThetaBn |
Shock Speed |
Compression |
| MC |
35.4 ± 2.2 |
631.0 ± 326.1 |
1.33 ± 0.14 |
| VC |
69.7 ± 3.0 |
574.3 ± 398.4 |
1.33 ± 0.14 |
| MX1 |
36.4 ± 3.0 |
644.6 ± 332.1 |
1.33 ± 0.14 |
| MX2 |
37.1 ± 3.2 |
648.4 ± 333.1 |
1.33 ± 0.14 |
| MX3 |
38.1 ± 3.5 |
651.0 ± 333.4 |
1.33 ± 0.14 |
| RH08 |
22.4 ± 4.3 |
598.7 ± 242.1 |
1.33 ± 0.14 |
| RH09 |
22.2 ± 4.4 |
595.4 ± 238.9 |
1.33 ± 0.14 |
| RH10 |
21.5 ± 4.3 |
597.0 ± 239.6 |
1.33 ± 0.14 |
| Average |
35.3 |
617.5 |
1.33 |
| Median |
36.4 |
631.0 |
1.33 |
| Deviation |
15.7 |
29.6 |
0.00 |
Upstream wave speeds
and
mach numbers (About, Top)
|
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
| MC |
191.6 ± 2.7 |
25.4 ± 1.3 |
52.2 ± 3.5 |
67.3 ± 3.8 |
7.55 ± 0.34 |
2.85 ± 0.13 |
| VC |
232.5 ± 3.8 |
10.2 ± 0.5 |
22.2 ± 1.5 |
71.2 ± 3.6 |
22.85 ± 0.88 |
3.27 ± 0.12 |
| MX1 |
194.4 ± 3.2 |
25.0 ± 1.3 |
51.5 ± 3.4 |
67.5 ± 3.8 |
7.79 ± 0.36 |
2.89 ± 0.13 |
| MX2 |
195.7 ± 3.3 |
24.7 ± 1.3 |
51.0 ± 3.4 |
67.6 ± 3.8 |
7.92 ± 0.37 |
2.90 ± 0.12 |
| MX3 |
196.6 ± 3.6 |
24.4 ± 1.2 |
50.3 ± 3.4 |
67.7 ± 3.8 |
8.08 ± 0.38 |
2.91 ± 0.12 |
| RH8 |
144.1 ± 3.2 |
29.6 ± 1.7 |
59.2 ± 3.9 |
65.6 ± 4.0 |
4.88 ± 0.27 |
2.20 ± 0.10 |
| RH9 |
141.5 ± 3.2 |
29.7 ± 1.7 |
59.3 ± 4.0 |
65.5 ± 4.0 |
4.79 ± 0.27 |
2.16 ± 0.09 |
| RH10 |
143.1 ± 3.2 |
29.8 ± 1.7 |
59.6 ± 4.0 |
65.4 ± 4.0 |
4.81 ± 0.27 |
2.19 ± 0.10 |
| Average |
179.9 |
24.9 |
50.6 |
67.2 |
8.6 |
2.7 |
| Median |
194.4 |
25.4 |
52.2 |
67.5 |
7.8 |
2.9 |
| Deviation |
33.3 |
6.4 |
12.2 |
1.9 |
6.0 |
0.4 |
Downstream wave speeds
and
mach numbers (About, Top)
|
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
| MC |
148.3 ± 4.8 |
31.8 ± 1.7 |
76.3 ± 2.5 |
96.9 ± 3.0 |
4.67 ± 0.20 |
1.53 ± 0.06 |
| VC |
178.9 ± 4.6 |
12.9 ± 0.6 |
32.4 ± 1.1 |
101.2 ± 3.0 |
13.84 ± 0.51 |
1.77 ± 0.06 |
| MX1 |
150.0 ± 4.7 |
31.3 ± 1.6 |
75.3 ± 2.5 |
97.0 ± 3.0 |
4.79 ± 0.19 |
1.55 ± 0.06 |
| MX2 |
151.0 ± 4.7 |
31.0 ± 1.6 |
74.6 ± 2.5 |
97.1 ± 3.0 |
4.87 ± 0.19 |
1.56 ± 0.07 |
| MX3 |
151.8 ± 4.8 |
30.6 ± 1.6 |
73.6 ± 2.5 |
97.3 ± 3.0 |
4.97 ± 0.19 |
1.56 ± 0.07 |
| RH8 |
111.5 ± 4.7 |
36.8 ± 2.0 |
86.6 ± 2.9 |
95.1 ± 3.1 |
3.04 ± 0.13 |
1.17 ± 0.07 |
| RH9 |
109.4 ± 4.7 |
36.8 ± 2.0 |
86.7 ± 2.9 |
95.1 ± 3.1 |
2.97 ± 0.13 |
1.15 ± 0.07 |
| RH10 |
110.8 ± 4.6 |
37.1 ± 2.0 |
87.1 ± 2.9 |
95.0 ± 3.1 |
3.00 ± 0.13 |
1.17 ± 0.06 |
| Average |
139.0 |
31.0 |
74.1 |
96.8 |
5.3 |
1.4 |
| Median |
150.0 |
31.8 |
76.3 |
97.0 |
4.8 |
1.5 |
| Deviation |
25.4 |
7.8 |
17.8 |
2.0 |
3.6 |
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 Mon Apr 13 08:55:21 2009
Michael L Stevens
(mstevens@cfa.harvard.edu)
| 
