Database: dscovr_data
Event ID: 20162012254
Observation time: 07/19/2016 201.95486 2254 [UT]
|
|
General
Information (About, Top)
| Year |
2016 |
| Fractional day of year |
201.954861 |
| Arrival time of shock [seconds of day] |
82500.0 ± 60.0 |
| Shock type |
FF |
| Electron data availability |
0 |
| X GSE location of spacecraft [Re] |
242.046 |
| Y GSE location of spacecraft [Re] |
35.759 |
| Z GSE location of spacecraft [Re] |
-24.510 |
| Upstream plasma points selected for analysis |
0009 |
| Upstream field points selected for analysis |
0009 |
| Downstream plasma points selected for analysis |
0007
|
| Downstream field points selected for analysis |
0007 |
| Minimum chisq/dof for RH8,RH9,RH10 |
7.96, 54.23, 71.06 |
Event added to database
|
Thu Jun 8 17:35:43 2017
|
Event last processed
|
Thu Jun 8 17:42:37 2017
|
Method selected
|
RH08
|
Propagation delay to Earth [minutes]
|
49.055 ± 2.530
|
Asymptotic
plasma
parameters (About, Top)
|
Parameter
|
Upstream
|
Downstream
|
| Vx GSE [km/s] |
-318.1 ± 1.7 |
-430.4 ± 5.7 |
| Vy GSE [km/s] |
-34.7 ± 1.3 |
-65.9 ± 3.3 |
| Vz GSE [km/s] |
15.0 ± 1.0 |
53.4 ± 4.4 |
| Wi [km/s] |
19.3 ± 0.1 |
45.1 ± 4.1 |
| We [km/s] |
610.5 ± 3.8 |
1426.5 ± 130.6 |
| Ni [n/cc] |
11.6 ± 0.3 |
30.1 ± 1.5 |
| Bx GSE [nT] |
-1.6 ± 0.1 |
-4.6 ± 0.9 |
| By GSE [nT] |
4.2 ± 0.4 |
15.7 ± 0.8 |
| Bz GSE [nT] |
-0.4 ± 0.4 |
-5.3 ± 2.3 |
Plasma Beta
|
0.449 ± 0.422
|
0.432 ± 0.415
|
Sound Speed [km/s]
|
24.93 ± 0.16
|
58.24 ± 5.33
|
Alfven Speed [km/s]
|
29.27 ± 3.22
|
68.91 ± 3.81
|
Best values of
shock
front normal for each method (About, Top)
| Method |
Nx |
Ny |
Nz |
Theta [degrees] |
Phi [degrees] |
| MC |
-0.608 ± 0.249 |
0.266 ± 0.283 |
0.748 ± 0.561 |
48.45 ± 18.42 |
156.40 ± 25.08 |
| VC |
-0.915 ± 0.014 |
-0.254 ± 0.025 |
0.314 ± 0.303 |
18.30 ± 2.36 |
195.52 ± 1.53 |
| MX1 |
-0.948 ± 0.013 |
-0.118 ± 0.063 |
0.295 ± 0.286 |
17.16 ± 2.10 |
187.09 ± 3.84 |
| MX2 |
-0.953 ± 0.014 |
-0.130 ± 0.061 |
0.274 ± 0.267 |
15.89 ± 2.49 |
187.80 ± 3.66 |
| MX3 |
-0.954 ± 0.015 |
-0.134 ± 0.060 |
0.267 ± 0.261 |
15.50 ± 2.64 |
188.00 ± 3.62 |
| RH08 |
-0.923 ± 0.013 |
-0.257 ± 0.032 |
0.285 ± 0.277 |
16.55 ± 2.00 |
195.54 ± 2.00 |
| RH09 |
-0.610 ± 0.055 |
-0.375 ± 0.066 |
-0.698 ± 0.553 |
-44.29 ± 3.89 |
211.59 ± 5.73 |
| RH10 |
-0.355 ± 0.065 |
-0.403 ± 0.063 |
-0.844 ± 0.539 |
-57.52 ± 3.95 |
228.64 ± 7.39 |
| Average |
-0.783 |
-0.176 |
0.080 |
3.755 |
193.823 |
| Median |
-0.915 |
-0.134 |
0.285 |
16.554 |
195.524 |
| Deviation |
0.229 |
0.209 |
0.550 |
35.659 |
20.870 |
Key shock
parameters (About, Top)
| Method |
ThetaBn |
Shock Speed |
Compression |
| MC |
66.4 ± 5.3 |
341.3 ± 1.2 |
2.58 ± 0.19 |
| VC |
86.0 ± 3.5 |
505.5 ± 1.1 |
2.58 ± 0.19 |
| MX1 |
78.0 ± 3.5 |
509.8 ± 1.1 |
2.58 ± 0.19 |
| MX2 |
78.4 ± 3.4 |
511.3 ± 1.1 |
2.58 ± 0.19 |
| MX3 |
78.6 ± 3.3 |
511.7 ± 1.1 |
2.58 ± 0.19 |
| RH08 |
85.9 ± 3.3 |
507.5 ± 1.1 |
2.58 ± 0.19 |
| RH09 |
86.4 ± 2.7 |
283.8 ± 1.0 |
2.58 ± 0.19 |
| RH10 |
80.3 ± 3.8 |
150.8 ± 8.4 |
2.58 ± 0.19 |
| Average |
80.0 |
415.2 |
2.58 |
| Median |
80.3 |
507.5 |
2.58 |
| Deviation |
6.6 |
139.8 |
0.00 |
Upstream wave speeds
and
mach numbers (About, Top)
|
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
| MC |
146.0 ± 1.6 |
7.7 ± 0.4 |
11.7 ± 1.3 |
37.7 ± 2.5 |
18.93 ± 1.08 |
3.89 ± 0.29 |
| VC |
201.0 ± 1.4 |
1.3 ± 0.1 |
2.0 ± 0.2 |
38.5 ± 2.5 |
154.58 ± 8.37 |
5.25 ± 0.37 |
| MX1 |
199.7 ± 1.6 |
4.0 ± 0.2 |
6.1 ± 0.7 |
38.3 ± 2.5 |
50.46 ± 2.77 |
5.24 ± 0.37 |
| MX2 |
199.6 ± 1.6 |
3.8 ± 0.2 |
5.9 ± 0.6 |
38.3 ± 2.5 |
52.50 ± 2.88 |
5.23 ± 0.37 |
| MX3 |
199.5 ± 1.6 |
3.8 ± 0.2 |
5.8 ± 0.6 |
38.3 ± 2.5 |
53.10 ± 2.91 |
5.23 ± 0.37 |
| RH8 |
200.6 ± 1.4 |
1.4 ± 0.1 |
2.1 ± 0.2 |
38.5 ± 2.5 |
147.43 ± 7.99 |
5.24 ± 0.37 |
| RH9 |
87.3 ± 1.4 |
1.2 ± 0.1 |
1.9 ± 0.2 |
38.5 ± 2.5 |
72.92 ± 3.94 |
2.28 ± 0.16 |
| RH10 |
36.6 ± 1.3 |
3.2 ± 0.1 |
4.9 ± 0.5 |
38.4 ± 2.5 |
11.42 ± 0.66 |
0.96 ± 0.07 |
| Average |
158.8 |
3.3 |
5.1 |
38.3 |
70.2 |
4.2 |
| Median |
199.6 |
3.8 |
5.8 |
38.4 |
53.1 |
5.2 |
| Deviation |
64.1 |
2.2 |
3.3 |
0.3 |
53.7 |
1.7 |
Downstream wave speeds
and
mach numbers (About, Top)
|
Method
|
dV
|
Slow
|
Intermediate
|
Fast
|
Slow
Mach
|
Fast
Mach
|
| MC |
57.2 ± 4.4 |
18.1 ± 1.2 |
27.6 ± 1.5 |
88.5 ± 5.3 |
3.16 ± 0.29 |
0.65 ± 0.06 |
| VC |
78.3 ± 5.2 |
3.1 ± 0.2 |
4.7 ± 0.3 |
90.2 ± 5.4 |
25.73 ± 3.01 |
0.87 ± 0.10 |
| MX1 |
78.2 ± 5.3 |
9.3 ± 0.6 |
14.4 ± 0.8 |
89.8 ± 5.4 |
8.44 ± 0.98 |
0.87 ± 0.10 |
| MX2 |
78.0 ± 5.3 |
8.9 ± 0.6 |
13.8 ± 0.8 |
89.8 ± 5.4 |
8.77 ± 1.03 |
0.87 ± 0.10 |
| MX3 |
77.9 ± 5.3 |
8.8 ± 0.6 |
13.7 ± 0.8 |
89.9 ± 5.4 |
8.86 ± 1.04 |
0.87 ± 0.10 |
| RH8 |
77.9 ± 5.3 |
3.2 ± 0.2 |
5.0 ± 0.3 |
90.2 ± 5.4 |
24.48 ± 2.90 |
0.87 ± 0.10 |
| RH9 |
34.0 ± 6.3 |
2.8 ± 0.2 |
4.4 ± 0.2 |
90.2 ± 5.4 |
12.21 ± 3.01 |
0.38 ± 0.09 |
| RH10 |
16.6 ± 6.0 |
7.5 ± 0.5 |
11.7 ± 0.6 |
90.0 ± 5.4 |
2.24 ± 0.94 |
0.19 ± 0.08 |
| Average |
62.3 |
7.7 |
11.9 |
89.8 |
11.7 |
0.7 |
| Median |
77.9 |
8.8 |
13.7 |
90.0 |
8.9 |
0.9 |
| Deviation |
24.4 |
5.1 |
7.7 |
0.6 |
8.9 |
0.3 |
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)
| 
