CfA Interplanetary Shock Database - Individual Event Detail
 

Database: Wind Shock Analysis
Event ID: 20033240835
Observation time: 11/20/2003 324.35828 0835 [UT]

Wind spacecraft

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


General Information (About, Top)

Year 2003
Fractional day of year 324.358281
Arrival time of shock [seconds of day] 30955.5 ± 15.0
Shock type FF
Electron data availability 0
X GSE location of spacecraft [Re] -212.070
Y GSE location of spacecraft [Re] -38.340
Z GSE location of spacecraft [Re] -12.990
Upstream plasma points selected for analysis 0006
Upstream field points selected for analysis 0195
Downstream plasma points selected for analysis 0007
Downstream field points selected for analysis 0222
Minimum chisq/dof for RH8,RH9,RH10 5.04, 6.69, 7.06
Event added to database
Wed Mar 16 14:00:32 2005
Event last processed
Tue Mar 31 00:14:21 2009
Method selected
RH08
Propagation delay to Earth [minutes]
-33.263 ± 1.298

Asymptotic plasma parameters (About, Top)

Parameter
Upstream
Downstream
Vx GSE [km/s] -429.0 ± 7.3 -608.1 ± 15.3
Vy GSE [km/s] -8.5 ± 17.0 2.3 ± 15.8
Vz GSE [km/s] -29.5 ± 2.6 -73.7 ± 20.8
Wi [km/s] 66.7 ± 12.1 104.8 ± 19.6
We [km/s] 2109.3 ± 383.4 3313.5 ± 620.2
Ni [n/cc] 3.2 ± 0.4 13.7 ± 2.3
Bx GSE [nT] 1.8 ± 0.5 2.4 ± 3.9
By GSE [nT] 3.2 ± 0.7 12.6 ± 1.4
Bz GSE [nT] -5.2 ± 1.9 -7.2 ± 3.6
Plasma Beta
0.974 ± 0.741
1.595 ± 1.290
Sound Speed [km/s]
86.11 ± 15.65
135.27 ± 25.32
Alfven Speed [km/s]
78.30 ± 16.24
92.13 ± 16.14

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

Method Nx Ny Nz Theta [degrees] Phi [degrees]
MC -0.890 ± 0.407 -0.338 ± 0.772 0.306 ± 0.296 17.84 ± 56.91 200.83 ± 49.25
VC -0.970 ± 0.027 0.054 ± 0.116 -0.239 ± 0.234 -13.82 ± 6.29 176.81 ± 6.85
MX1 -0.975 ± 0.107 0.057 ± 0.429 -0.216 ± 0.212 -12.46 ± 27.63 176.64 ± 25.24
MX2 -0.964 ± 0.039 -0.027 ± 0.272 -0.264 ± 0.257 -15.28 ± 8.38 181.59 ± 16.18
MX3 -0.949 ± 0.033 -0.006 ± 0.254 -0.317 ± 0.306 -18.46 ± 5.88 180.39 ± 15.37
RH08 -0.985 ± 0.004 -0.026 ± 0.017 -0.173 ± 0.171 -9.97 ± 1.29 181.50 ± 1.00
RH09 -0.986 ± 0.012 -0.043 ± 0.070 -0.162 ± 0.161 -9.32 ± 4.03 182.51 ± 4.07
RH10 -0.986 ± 0.012 -0.043 ± 0.070 -0.162 ± 0.161 -9.32 ± 4.03 182.51 ± 4.07
Average -0.963 -0.047 -0.153 -8.850 182.847
Median -0.970 -0.026 -0.173 -9.973 181.589
Deviation 0.032 0.125 0.193 11.248 7.634

Key shock parameters (About, Top)

Method ThetaBn Shock Speed Compression
MC 48.1 ± 5.0 567.9 ± 15.4 4.29 ± 1.04
VC 86.3 ± 5.2 665.0 ± 23.2 4.29 ± 1.04
MX1 85.3 ± 5.1 666.3 ± 23.1 4.29 ± 1.04
MX2 85.0 ± 5.9 662.5 ± 22.0 4.29 ± 1.04
MX3 88.2 ± 6.1 657.3 ± 22.9 4.29 ± 1.04
RH08 80.7 ± 5.4 669.0 ± 21.3 4.29 ± 1.04
RH09 79.6 ± 5.4 669.1 ± 20.8 4.29 ± 1.04
RH10 79.6 ± 5.4 669.1 ± 20.8 4.29 ± 1.04
Average 79.1 653.3 4.29
Median 85.0 666.3 4.29
Deviation 12.9 34.7 0.00

Upstream wave speeds and mach numbers (About, Top)

Method
dV
Slow
Intermediate
Fast
Slow
Mach
Fast
Mach
MC 192.4 ± 8.3 39.7 ± 6.3 52.3 ± 10.8 110.8 ± 9.6 4.98 ± 1.03 1.75 ± 0.21
VC 242.5 ± 7.5 3.6 ± 0.5 5.1 ± 1.1 117.7 ± 10.6 68.10 ± 11.39 2.07 ± 0.19
MX1 242.3 ± 7.5 4.6 ± 0.7 6.5 ± 1.3 117.7 ± 10.6 53.58 ± 8.95 2.07 ± 0.19
MX2 240.9 ± 7.3 4.9 ± 0.7 6.8 ± 1.4 117.7 ± 10.6 50.55 ± 8.70 2.06 ± 0.20
MX3 241.0 ± 7.3 1.7 ± 0.3 2.4 ± 0.5 117.8 ± 10.6 142.34 ± 24.34 2.06 ± 0.19
RH8 241.3 ± 7.4 9.1 ± 1.4 12.7 ± 2.6 117.4 ± 10.6 27.18 ± 4.68 2.07 ± 0.20
RH9 241.1 ± 7.4 10.1 ± 1.5 14.1 ± 2.9 117.4 ± 10.6 24.41 ± 4.23 2.07 ± 0.20
RH10 241.1 ± 7.4 10.1 ± 1.5 14.1 ± 2.9 117.4 ± 10.6 24.41 ± 4.23 2.07 ± 0.20
Average 235.3 10.5 14.2 116.7 49.4 2.0
Median 241.1 9.1 12.7 117.7 50.6 2.1
Deviation 17.3 12.2 16.0 2.4 42.6 0.1

Downstream wave speeds and mach numbers (About, Top)

Method
dV
Slow
Intermediate
Fast
Slow
Mach
Fast
Mach
MC 50.3 ± 15.8 51.8 ± 4.7 61.5 ± 10.8 157.1 ± 14.3 0.96 ± 0.25 0.33 ± 0.12
VC 57.7 ± 14.9 4.8 ± 0.4 6.0 ± 1.0 165.5 ± 13.0 12.10 ± 3.06 0.35 ± 0.09
MX1 57.5 ± 15.0 6.1 ± 0.5 7.6 ± 1.3 165.5 ± 13.0 9.50 ± 2.40 0.35 ± 0.10
MX2 56.8 ± 14.0 6.4 ± 0.5 8.0 ± 1.4 165.4 ± 13.0 8.90 ± 2.15 0.34 ± 0.09
MX3 57.2 ± 14.1 2.3 ± 0.2 2.9 ± 0.5 165.6 ± 13.0 25.23 ± 6.28 0.35 ± 0.09
RH8 57.6 ± 14.2 11.9 ± 1.0 14.9 ± 2.6 165.1 ± 13.0 4.84 ± 1.13 0.35 ± 0.09
RH9 57.8 ± 14.1 13.3 ± 1.1 16.6 ± 2.9 165.0 ± 13.1 4.36 ± 1.00 0.35 ± 0.09
RH10 57.8 ± 14.1 13.3 ± 1.1 16.6 ± 2.9 165.0 ± 13.1 4.36 ± 1.00 0.35 ± 0.09
Average 56.6 13.7 16.8 164.3 8.8 0.3
Median 57.6 11.9 14.9 165.4 8.9 0.3
Deviation 2.6 15.9 18.8 2.9 7.5 0.0

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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