CfA Interplanetary Shock Database - Individual Event Detail
 

Database: Wind Shock Analysis
Event ID: 20163140545
Observation time: 11/09/2016 314.23995 0545 [UT]

Wind spacecraft

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Asymptotic parameters
Shock front normals
Key parameters
Wave speed and Mach numbers
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Selected
Simple methods
Rankine
Individual equations
Shock speed
Theta Bn
Mach numbers


General Information (About, Top)

Year 2016
Fractional day of year 314.239948
Arrival time of shock [seconds of day] 20731.5 ± 20.0
Shock type FF
Electron data availability 0
X GSE location of spacecraft [Re] 213.395
Y GSE location of spacecraft [Re] -98.215
Z GSE location of spacecraft [Re] 5.558
Upstream plasma points selected for analysis 0005
Upstream field points selected for analysis 0166
Downstream plasma points selected for analysis 0004
Downstream field points selected for analysis 0187
Minimum chisq/dof for RH8,RH9,RH10 5.49, 25.66, 29.25
Event added to database
Fri Jan 13 15:33:09 2017
Event last processed
Fri Jan 13 16:13:05 2017
Method selected
RH08
Propagation delay to Earth [minutes]
63.812 ± 4.366

Asymptotic plasma parameters (About, Top)

Parameter
Upstream
Downstream
Vx GSE [km/s] -297.6 ± 0.8 -323.8 ± 2.0
Vy GSE [km/s] -8.4 ± 0.8 -11.1 ± 1.5
Vz GSE [km/s] -6.8 ± 1.5 1.2 ± 3.6
Wi [km/s] 16.6 ± 0.2 19.9 ± 0.7
We [km/s] 526.5 ± 4.9 629.2 ± 21.8
Ni [n/cc] 15.5 ± 0.5 27.9 ± 0.5
Bx GSE [nT] 1.6 ± 0.4 1.1 ± 0.2
By GSE [nT] -3.7 ± 0.2 -6.9 ± 0.3
Bz GSE [nT] 1.5 ± 1.0 0.5 ± 0.4
Plasma Beta
0.473 ± 0.482
0.468 ± 0.500
Sound Speed [km/s]
21.49 ± 0.20
25.69 ± 0.89
Alfven Speed [km/s]
24.23 ± 0.52
29.19 ± 1.21

Best values of shock front normal for each method (About, Top)

Method Nx Ny Nz Theta [degrees] Phi [degrees]
MC -0.682 ± 0.254 0.477 ± 0.288 -0.555 ± 0.489 -33.69 ± 22.24 145.00 ± 21.89
VC -0.952 ± 0.040 -0.096 ± 0.052 0.291 ± 0.283 16.95 ± 7.79 185.76 ± 3.13
MX1 -0.966 ± 0.058 0.053 ± 0.274 0.254 ± 0.248 14.69 ± 12.68 176.84 ± 16.26
MX2 -0.960 ± 0.041 0.067 ± 0.227 0.272 ± 0.265 15.79 ± 7.89 176.01 ± 13.53
MX3 -0.950 ± 0.032 0.069 ± 0.204 0.303 ± 0.294 17.66 ± 5.36 175.84 ± 12.28
RH08 -0.967 ± 0.008 0.042 ± 0.022 0.251 ± 0.246 14.56 ± 1.75 177.49 ± 1.31
RH09 -0.902 ± 0.030 0.217 ± 0.069 -0.374 ± 0.356 -21.98 ± 4.01 166.46 ± 4.34
RH10 -0.906 ± 0.030 0.218 ± 0.068 -0.363 ± 0.346 -21.29 ± 4.04 166.46 ± 4.30
Average -0.910 0.131 0.010 0.336 171.233
Median -0.950 0.069 0.254 14.695 176.010
Deviation 0.096 0.172 0.370 21.867 12.301

Key shock parameters (About, Top)

Method ThetaBn Shock Speed Compression
MC 33.3 ± 3.3 231.2 ± 1.2 1.82 ± 0.05
VC 80.1 ± 9.5 344.3 ± 0.6 1.82 ± 0.05
MX1 71.6 ± 9.9 346.7 ± 0.7 1.82 ± 0.05
MX2 71.4 ± 10.1 344.5 ± 0.6 1.82 ± 0.05
MX3 72.1 ± 10.4 341.1 ± 0.6 1.82 ± 0.05
RH08 72.1 ± 9.8 347.3 ± 0.7 1.82 ± 0.05
RH09 50.4 ± 2.3 315.3 ± 1.3 1.82 ± 0.05
RH10 50.5 ± 2.4 317.0 ± 5.4 1.82 ± 0.05
Average 62.7 323.4 1.82
Median 71.6 344.3 1.82
Deviation 16.0 39.5 0.00

Upstream wave speeds and mach numbers (About, Top)

Method
dV
Slow
Intermediate
Fast
Slow
Mach
Fast
Mach
MC 28.6 ± 0.8 15.2 ± 0.1 20.2 ± 0.4 28.6 ± 0.4 1.88 ± 0.06 1.00 ± 0.03
VC 62.2 ± 1.2 2.8 ± 0.0 4.2 ± 0.1 32.3 ± 0.4 22.50 ± 0.40 1.93 ± 0.03
MX1 61.5 ± 1.1 5.1 ± 0.0 7.7 ± 0.2 32.0 ± 0.4 11.94 ± 0.21 1.92 ± 0.03
MX2 61.2 ± 1.1 5.2 ± 0.0 7.7 ± 0.2 32.0 ± 0.4 11.76 ± 0.21 1.91 ± 0.03
MX3 60.9 ± 1.1 5.0 ± 0.0 7.5 ± 0.2 32.0 ± 0.4 12.17 ± 0.22 1.90 ± 0.03
RH8 61.5 ± 1.1 5.0 ± 0.0 7.5 ± 0.2 32.0 ± 0.4 12.28 ± 0.21 1.92 ± 0.03
RH9 46.3 ± 0.4 10.9 ± 0.1 15.4 ± 0.3 30.5 ± 0.4 4.26 ± 0.06 1.52 ± 0.02
RH10 46.8 ± 0.4 10.8 ± 0.1 15.4 ± 0.3 30.5 ± 0.4 4.32 ± 0.06 1.53 ± 0.02
Average 53.6 7.5 10.7 31.2 10.1 1.7
Median 61.2 5.2 7.7 32.0 11.9 1.9
Deviation 12.1 4.3 5.6 1.3 6.6 0.3

Downstream wave speeds and mach numbers (About, Top)

Method
dV
Slow
Intermediate
Fast
Slow
Mach
Fast
Mach
MC 16.5 ± 2.5 18.2 ± 0.2 24.4 ± 1.0 34.4 ± 0.5 0.91 ± 0.14 0.48 ± 0.08
VC 34.7 ± 1.3 3.3 ± 0.0 5.0 ± 0.2 38.8 ± 0.4 10.48 ± 0.41 0.89 ± 0.03
MX1 34.3 ± 1.3 6.2 ± 0.0 9.2 ± 0.4 38.4 ± 0.4 5.56 ± 0.23 0.89 ± 0.03
MX2 34.1 ± 1.2 6.2 ± 0.0 9.3 ± 0.4 38.4 ± 0.4 5.47 ± 0.22 0.89 ± 0.03
MX3 33.8 ± 1.2 6.0 ± 0.0 9.0 ± 0.4 38.4 ± 0.4 5.64 ± 0.22 0.88 ± 0.03
RH8 34.3 ± 1.3 6.0 ± 0.0 9.0 ± 0.4 38.4 ± 0.4 5.72 ± 0.23 0.89 ± 0.03
RH9 26.3 ± 2.7 13.0 ± 0.1 18.6 ± 0.8 36.7 ± 0.4 2.02 ± 0.20 0.72 ± 0.08
RH10 26.6 ± 2.6 13.0 ± 0.1 18.6 ± 0.8 36.7 ± 0.4 2.05 ± 0.20 0.73 ± 0.07
Average 30.1 9.0 12.9 37.5 4.7 0.8
Median 34.1 6.2 9.3 38.4 5.6 0.9
Deviation 6.5 5.1 6.7 1.5 3.1 0.1

Survey interval (About, Top)
Survey of solar wind interval
Selected data (About, Top)
Key plasma parameters
Survey
Velocity
V

Magnetic Field
B


Simple Methods (About, Top)
Simple methods
Rankine Chi^2 Contour (About, Top)

Chisq


Shock Speed (About, Top)
Shock Speed

Theta Bn (About, Top)
Theta Bn

Mach Numbers (About, Top)

Upstream wave speeds
Upstream Mach numbers
Downsteam wave speeds
Downstream mach numbers
Page updated Wed Jan 22 21:47:00 2020
Michael L Stevens (mstevens@cfa.harvard.edu)

   
 

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