Database: Ace Shock Analysis
Event ID: 20003340306
Observation time: 11/29/2000 334.12984 0306 [UT]
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General
Information (About, Top)
Year |
2000 |
Fractional day of year |
334.129838 |
Arrival time of shock [seconds of day] |
11218.0 ± 16.0 |
Shock type |
FF |
Electron data availability |
0 |
X GSE location of spacecraft [Re] |
0.035 |
Y GSE location of spacecraft [Re] |
0.006 |
Z GSE location of spacecraft [Re] |
-0.002 |
Upstream plasma points selected for analysis |
0013 |
Upstream field points selected for analysis |
0052 |
Downstream plasma points selected for analysis |
0011
|
Downstream field points selected for analysis |
0048 |
Minimum chisq/dof for RH8,RH9,RH10 |
10.07, 13.00, 13.11 |
Event added to database
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Sat Apr 30 21:48:36 2005
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Event last processed
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Tue May 3 13:44:05 2005
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Method selected
|
RH08
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Propagation delay to Earth [minutes]
|
0.006 ± 0.000
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Asymptotic
plasma
parameters (About, Top)
Parameter
|
Upstream
|
Downstream
|
Vx GSE [km/s] |
-536.1 ± 2.2 |
-573.8 ± 8.7 |
Vy GSE [km/s] |
-24.7 ± 2.7 |
9.3 ± 5.2 |
Vz GSE [km/s] |
-21.6 ± 3.0 |
-25.0 ± 3.8 |
Wi [km/s] |
19.2 ± 1.3 |
21.5 ± 1.7 |
We [km/s] |
607.0 ± 42.2 |
680.4 ± 52.6 |
Ni [n/cc] |
6.2 ± 0.7 |
11.7 ± 1.3 |
Bx GSE [nT] |
-0.8 ± 1.0 |
-2.9 ± 1.3 |
By GSE [nT] |
-1.7 ± 0.8 |
-1.8 ± 1.3 |
Bz GSE [nT] |
-8.5 ± 0.2 |
-10.9 ± 0.6 |
Plasma Beta
|
0.063 ± 0.058
|
0.085 ± 0.084
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Sound Speed [km/s]
|
24.78 ± 1.72
|
27.78 ± 2.15
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Alfven Speed [km/s]
|
77.40 ± 5.06
|
74.07 ± 5.14
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Best values of
shock
front normal for each method (About, Top)
Method |
Nx |
Ny |
Nz |
Theta [degrees] |
Phi [degrees] |
MC |
-0.803 ± 0.355 |
0.286 ± 0.618 |
0.524 ± 0.469 |
31.57 ± 32.66 |
160.38 ± 43.56 |
VC |
-0.734 ± 0.098 |
0.675 ± 0.107 |
-0.071 ± 0.071 |
-4.06 ± 5.47 |
137.39 ± 8.32 |
MX1 |
-0.573 ± 0.158 |
0.688 ± 0.161 |
0.445 ± 0.413 |
26.43 ± 21.36 |
129.82 ± 9.79 |
MX2 |
-0.563 ± 0.169 |
0.730 ± 0.153 |
0.387 ± 0.366 |
22.76 ± 18.42 |
127.62 ± 11.86 |
MX3 |
-0.610 ± 0.341 |
0.754 ± 0.279 |
0.246 ± 0.241 |
14.25 ± 16.27 |
128.97 ± 25.73 |
RH08 |
-0.998 ± 0.001 |
0.044 ± 0.013 |
0.039 ± 0.039 |
2.24 ± 0.48 |
177.49 ± 0.75 |
RH09 |
-0.995 ± 0.007 |
-0.044 ± 0.069 |
0.095 ± 0.095 |
5.45 ± 4.02 |
182.51 ± 3.99 |
RH10 |
-0.995 ± 0.007 |
-0.044 ± 0.069 |
0.095 ± 0.095 |
5.45 ± 4.02 |
182.51 ± 3.99 |
Average |
-0.784 |
0.386 |
0.220 |
13.011 |
153.335 |
Median |
-0.734 |
0.675 |
0.246 |
14.246 |
160.376 |
Deviation |
0.193 |
0.363 |
0.214 |
12.777 |
25.064 |
Key shock
parameters (About, Top)
Method |
ThetaBn |
Shock Speed |
Compression |
MC |
60.6 ± 7.2 |
493.6 ± 29.0 |
1.89 ± 0.25 |
VC |
89.6 ± 7.6 |
487.6 ± 31.5 |
1.89 ± 0.25 |
MX1 |
59.1 ± 7.5 |
374.9 ± 30.7 |
1.89 ± 0.25 |
MX2 |
62.3 ± 7.5 |
372.0 ± 31.0 |
1.89 ± 0.25 |
MX3 |
70.8 ± 7.5 |
405.5 ± 31.7 |
1.89 ± 0.25 |
RH08 |
87.3 ± 6.6 |
616.1 ± 27.9 |
1.89 ± 0.25 |
RH09 |
89.5 ± 6.2 |
608.3 ± 26.8 |
1.89 ± 0.25 |
RH10 |
89.5 ± 6.2 |
608.3 ± 26.8 |
1.89 ± 0.25 |
Average |
76.1 |
495.8 |
1.89 |
Median |
87.3 |
493.6 |
1.89 |
Deviation |
14.2 |
105.5 |
0.00 |
Upstream wave speeds
and
mach numbers (About, Top)
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
MC |
81.7 ± 1.9 |
11.7 ± 0.7 |
38.0 ± 2.5 |
80.5 ± 4.6 |
7.02 ± 0.44 |
1.02 ± 0.06 |
VC |
109.2 ± 2.9 |
0.2 ± 0.0 |
0.6 ± 0.0 |
81.3 ± 4.5 |
622.51 ± 47.46 |
1.35 ± 0.07 |
MX1 |
94.1 ± 2.2 |
12.2 ± 0.8 |
39.7 ± 2.6 |
80.4 ± 4.6 |
7.72 ± 0.53 |
1.17 ± 0.07 |
MX2 |
96.6 ± 2.3 |
11.1 ± 0.7 |
36.0 ± 2.4 |
80.6 ± 4.6 |
8.76 ± 0.61 |
1.20 ± 0.06 |
MX3 |
102.6 ± 2.5 |
7.8 ± 0.5 |
25.4 ± 1.7 |
80.9 ± 4.6 |
13.25 ± 0.95 |
1.27 ± 0.07 |
RH8 |
82.8 ± 2.2 |
1.1 ± 0.1 |
3.6 ± 0.2 |
81.3 ± 4.5 |
75.81 ± 5.44 |
1.02 ± 0.06 |
RH9 |
76.1 ± 2.1 |
0.2 ± 0.0 |
0.7 ± 0.0 |
81.3 ± 4.5 |
377.60 ± 26.45 |
0.94 ± 0.06 |
RH10 |
76.1 ± 2.1 |
0.2 ± 0.0 |
0.7 ± 0.0 |
81.3 ± 4.5 |
377.60 ± 26.45 |
0.94 ± 0.06 |
Average |
89.9 |
5.6 |
18.1 |
80.9 |
186.3 |
1.1 |
Median |
94.1 |
7.8 |
25.4 |
81.3 |
75.8 |
1.2 |
Deviation |
12.5 |
5.7 |
18.4 |
0.4 |
239.4 |
0.2 |
Downstream wave speeds
and
mach numbers (About, Top)
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
MC |
43.5 ± 8.1 |
12.9 ± 0.9 |
36.3 ± 2.5 |
78.1 ± 5.2 |
3.40 ± 0.77 |
0.56 ± 0.12 |
VC |
58.3 ± 7.0 |
0.2 ± 0.0 |
0.6 ± 0.0 |
79.1 ± 5.3 |
302.55 ± 49.19 |
0.74 ± 0.11 |
MX1 |
50.6 ± 7.2 |
13.5 ± 1.0 |
38.0 ± 2.6 |
78.0 ± 5.2 |
3.76 ± 0.67 |
0.65 ± 0.11 |
MX2 |
51.9 ± 7.1 |
12.2 ± 0.9 |
34.5 ± 2.4 |
78.2 ± 5.2 |
4.27 ± 0.73 |
0.67 ± 0.11 |
MX3 |
54.8 ± 7.1 |
8.6 ± 0.6 |
24.3 ± 1.7 |
78.7 ± 5.3 |
6.44 ± 1.07 |
0.70 ± 0.11 |
RH8 |
43.8 ± 8.7 |
1.2 ± 0.1 |
3.4 ± 0.2 |
79.1 ± 5.3 |
36.69 ± 8.94 |
0.56 ± 0.12 |
RH9 |
40.4 ± 8.8 |
0.2 ± 0.0 |
0.6 ± 0.0 |
79.1 ± 5.3 |
183.49 ± 47.85 |
0.51 ± 0.12 |
RH10 |
40.4 ± 8.8 |
0.2 ± 0.0 |
0.6 ± 0.0 |
79.1 ± 5.3 |
183.49 ± 47.85 |
0.51 ± 0.12 |
Average |
48.0 |
6.1 |
17.3 |
78.7 |
90.5 |
0.6 |
Median |
50.6 |
8.6 |
24.3 |
79.1 |
36.7 |
0.7 |
Deviation |
6.8 |
6.3 |
17.6 |
0.5 |
116.4 |
0.1 |
Survey interval (About, Top)
Selected
data (About, Top)
Key plasma parameters
|
Velocity
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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)
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