CfA Interplanetary Shock Database - Individual Event Detail
 

Database: Wind Shock Analysis
Event ID: 20062740857
Observation time: 10/01/2006 274.37342 0857 [UT]

Wind spacecraft

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Shock front normals
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Wave speed and Mach numbers
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Selected
Simple methods
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Individual equations
Shock speed
Theta Bn
Mach numbers


General Information (About, Top)

Year 2006
Fractional day of year 274.373420
Arrival time of shock [seconds of day] 32263.5 ± 30.0
Shock type FR
Electron data availability 0
X GSE location of spacecraft [Re] 198.678
Y GSE location of spacecraft [Re] -7.046
Z GSE location of spacecraft [Re] -18.832
Upstream plasma points selected for analysis 0005
Upstream field points selected for analysis 0160
Downstream plasma points selected for analysis 0006
Downstream field points selected for analysis 0173
Minimum chisq/dof for RH8,RH9,RH10 15.49, 21.26, 23.07
Event added to database
Tue Sep 24 16:15:47 2013
Event last processed
Tue Sep 24 17:18:27 2013
Method selected
RH08
Propagation delay to Earth [minutes]
242.269 ± 37.891

Asymptotic plasma parameters (About, Top)

Parameter
Upstream
Downstream
Vx GSE [km/s] -501.3 ± 8.1 -568.2 ± 3.8
Vy GSE [km/s] -45.6 ± 4.8 0.5 ± 3.4
Vz GSE [km/s] -47.6 ± 2.3 -11.8 ± 7.6
Wi [km/s] 54.4 ± 7.2 35.1 ± 1.7
We [km/s] 1720.4 ± 228.1 1110.2 ± 53.8
Ni [n/cc] 6.5 ± 0.5 2.7 ± 0.1
Bx GSE [nT] 6.3 ± 0.8 3.8 ± 0.3
By GSE [nT] 7.9 ± 0.6 2.6 ± 0.2
Bz GSE [nT] 2.4 ± 0.6 1.1 ± 0.4
Plasma Beta
0.379 ± 0.348
0.318 ± 0.316
Sound Speed [km/s]
70.24 ± 9.31
45.32 ± 2.20
Alfven Speed [km/s]
89.60 ± 3.04
62.48 ± 2.38

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

Method Nx Ny Nz Theta [degrees] Phi [degrees]
MC -0.911 ± 0.053 0.413 ± 0.117 -0.004 ± 0.004 -0.22 ± 17.22 155.63 ± 7.39
VC -0.753 ± 0.047 0.522 ± 0.060 0.402 ± 0.378 23.68 ± 4.33 145.26 ± 4.38
MX1 -0.875 ± 0.043 0.337 ± 0.102 0.346 ± 0.332 20.26 ± 3.32 158.94 ± 6.64
MX2 -0.886 ± 0.047 0.346 ± 0.102 0.310 ± 0.300 18.07 ± 4.92 158.66 ± 6.57
MX3 -0.867 ± 0.043 0.330 ± 0.102 0.372 ± 0.354 21.84 ± 3.17 159.15 ± 6.70
RH08 -0.149 ± 0.024 -0.209 ± 0.017 0.966 ± 0.337 75.12 ± 0.00 234.65 ± 6.51
RH09 -0.888 ± 0.031 0.281 ± 0.058 0.363 ± 0.346 21.29 ± 4.19 162.45 ± 3.67
RH10 -0.896 ± 0.031 0.283 ± 0.066 0.341 ± 0.327 19.92 ± 4.05 162.45 ± 4.20
Average -0.778 0.288 0.387 24.995 167.150
Median -0.875 0.337 0.363 21.292 159.154
Deviation 0.259 0.216 0.267 21.615 27.815

Key shock parameters (About, Top)

Method ThetaBn Shock Speed Compression
MC 76.1 ± 5.0 384.2 ± 3.5 0.41 ± 0.04
VC 88.2 ± 3.6 277.2 ± 3.3 0.41 ± 0.04
MX1 78.7 ± 3.6 349.2 ± 3.3 0.41 ± 0.04
MX2 78.2 ± 3.8 356.1 ± 3.4 0.41 ± 0.04
MX3 79.0 ± 3.5 343.9 ± 3.3 0.41 ± 0.04
RH08 88.4 ± 3.2 13.8 ± 1.0 0.41 ± 0.04
RH09 76.0 ± 3.4 357.9 ± 3.3 0.41 ± 0.04
RH10 75.5 ± 3.5 363.3 ± 17.8 0.41 ± 0.04
Average 80.0 305.7 0.41
Median 78.7 356.1 0.41
Deviation 5.3 121.9 0.00

Upstream wave speeds and mach numbers (About, Top)

Method
dV
Slow
Intermediate
Fast
Slow
Mach
Fast
Mach
MC -53.8 ± 7.5 13.3 ± 1.0 21.6 ± 0.7 113.3 ± 4.2 -4.06 ± 0.67 -0.48 ± 0.07
VC -57.1 ± 5.6 1.7 ± 0.1 2.8 ± 0.1 114.1 ± 4.3 -33.52 ± 4.07 -0.50 ± 0.05
MX1 -57.8 ± 6.5 10.8 ± 0.8 17.6 ± 0.6 113.6 ± 4.2 -5.38 ± 0.75 -0.51 ± 0.06
MX2 -57.2 ± 6.6 11.2 ± 0.8 18.3 ± 0.6 113.6 ± 4.2 -5.11 ± 0.73 -0.50 ± 0.07
MX3 -58.2 ± 6.4 10.5 ± 0.8 17.1 ± 0.6 113.6 ± 4.2 -5.57 ± 0.76 -0.51 ± 0.06
RH8 -24.2 ± 2.0 1.5 ± 0.1 2.5 ± 0.1 114.1 ± 4.3 -15.87 ± 1.78 -0.21 ± 0.02
RH9 -57.3 ± 6.5 13.4 ± 1.0 21.7 ± 0.7 113.3 ± 4.2 -4.29 ± 0.61 -0.51 ± 0.07
RH10 -56.9 ± 6.6 13.9 ± 1.0 22.5 ± 0.8 113.3 ± 4.2 -4.12 ± 0.59 -0.50 ± 0.07
Average -52.8 9.5 15.5 113.6 -9.7 -0.5
Median -57.1 11.2 18.3 113.6 -5.1 -0.5
Deviation 11.6 5.0 8.2 0.3 10.4 0.1

Downstream wave speeds and mach numbers (About, Top)

Method
dV
Slow
Intermediate
Fast
Slow
Mach
Fast
Mach
MC -133.6 ± 4.3 8.9 ± 0.3 15.0 ± 0.6 76.7 ± 2.0 -15.07 ± 0.65 -1.74 ± 0.05
VC -145.9 ± 6.5 1.1 ± 0.0 1.9 ± 0.1 77.2 ± 2.0 -127.91 ± 6.22 -1.89 ± 0.08
MX1 -144.4 ± 5.9 7.2 ± 0.2 12.2 ± 0.5 76.9 ± 2.0 -20.03 ± 0.94 -1.88 ± 0.07
MX2 -143.5 ± 5.8 7.5 ± 0.2 12.7 ± 0.5 76.9 ± 2.0 -19.15 ± 0.89 -1.87 ± 0.07
MX3 -144.8 ± 6.1 7.0 ± 0.2 11.9 ± 0.5 76.9 ± 2.0 -20.68 ± 0.98 -1.88 ± 0.07
RH8 -59.1 ± 6.9 1.0 ± 0.0 1.7 ± 0.1 77.2 ± 2.0 -57.78 ± 6.50 -0.76 ± 0.09
RH9 -142.7 ± 5.9 8.9 ± 0.3 15.2 ± 0.6 76.7 ± 2.0 -15.96 ± 0.76 -1.86 ± 0.07
RH10 -142.1 ± 5.8 9.2 ± 0.3 15.7 ± 0.6 76.7 ± 2.0 -15.38 ± 0.73 -1.85 ± 0.07
Average -132.0 6.4 10.8 76.9 -36.5 -1.7
Median -142.7 7.5 12.7 76.9 -19.2 -1.9
Deviation 29.7 3.4 5.7 0.2 39.6 0.4

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 Fri Jun 13 11:06:02 2014
Michael L Stevens (mstevens@cfa.harvard.edu)

   
 

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