CfA Interplanetary Shock Database - Individual Event Detail
 

Database: Wind Shock Analysis
Event ID: 20000971632
Observation time: 04/06/2000 97.68905 1632 [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 2000
Fractional day of year 97.689045
Arrival time of shock [seconds of day] 59533.5 ± 9.0
Shock type FF
Electron data availability 0
X GSE location of spacecraft [Re] 55.066
Y GSE location of spacecraft [Re] 39.357
Z GSE location of spacecraft [Re] -6.060
Upstream plasma points selected for analysis 0009
Upstream field points selected for analysis 0314
Downstream plasma points selected for analysis 0008
Downstream field points selected for analysis 0249
Minimum chisq/dof for RH8,RH9,RH10 10.84, 19.75, 21.33
Event added to database
Mon Feb 14 11:09:24 2005
Event last processed
Mon Mar 30 19:18:58 2009
Method selected
RH08
Propagation delay to Earth [minutes]
9.054 ± 1.496

Asymptotic plasma parameters (About, Top)

Parameter
Upstream
Downstream
Vx GSE [km/s] -369.9 ± 7.2 -561.4 ± 10.8
Vy GSE [km/s] -18.1 ± 4.3 -36.4 ± 9.1
Vz GSE [km/s] -22.1 ± 9.9 -74.3 ± 12.8
Wi [km/s] 23.1 ± 4.4 71.3 ± 15.4
We [km/s] 731.7 ± 137.9 2255.5 ± 485.8
Ni [n/cc] 5.9 ± 2.6 19.0 ± 2.0
Bx GSE [nT] 2.9 ± 0.5 6.1 ± 2.0
By GSE [nT] -6.2 ± 0.7 -25.5 ± 1.6
Bz GSE [nT] -0.2 ± 0.7 -6.5 ± 1.8
Plasma Beta
0.143 ± 0.138
0.294 ± 0.261
Sound Speed [km/s]
29.87 ± 5.63
92.08 ± 19.83
Alfven Speed [km/s]
64.81 ± 10.17
136.41 ± 13.85

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

Method Nx Ny Nz Theta [degrees] Phi [degrees]
MC -0.807 ± 0.233 0.118 ± 0.244 -0.579 ± 0.504 -35.40 ± 22.98 171.67 ± 17.14
VC -0.961 ± 0.018 -0.093 ± 0.050 -0.259 ± 0.253 -15.01 ± 3.86 185.54 ± 2.99
MX1 -0.964 ± 0.018 -0.073 ± 0.102 -0.256 ± 0.250 -14.83 ± 3.66 184.31 ± 6.04
MX2 -0.964 ± 0.018 -0.074 ± 0.095 -0.254 ± 0.248 -14.72 ± 3.70 184.36 ± 5.67
MX3 -0.965 ± 0.018 -0.074 ± 0.094 -0.254 ± 0.248 -14.69 ± 3.77 184.38 ± 5.58
RH08 -0.984 ± 0.002 -0.078 ± 0.009 -0.162 ± 0.161 -9.32 ± 0.68 184.51 ± 0.55
RH09 -0.988 ± 0.011 -0.061 ± 0.070 -0.140 ± 0.139 -8.03 ± 4.02 183.51 ± 4.07
RH10 -0.990 ± 0.010 -0.061 ± 0.070 -0.128 ± 0.128 -7.38 ± 4.01 183.51 ± 4.07
Average -0.953 -0.049 -0.254 -14.922 182.724
Median -0.964 -0.073 -0.254 -14.688 184.363
Deviation 0.060 0.068 0.143 8.904 4.511

Key shock parameters (About, Top)

Method ThetaBn Shock Speed Compression
MC 64.1 ± 6.1 565.6 ± 89.2 3.84 ± 1.25
VC 71.2 ± 5.5 640.7 ± 98.3 3.84 ± 1.25
MX1 70.0 ± 5.5 641.3 ± 98.3 3.84 ± 1.25
MX2 70.1 ± 5.5 641.5 ± 98.3 3.84 ± 1.25
MX3 70.1 ± 5.5 641.5 ± 98.3 3.84 ± 1.25
RH08 69.6 ± 5.2 646.9 ± 97.9 3.84 ± 1.25
RH09 68.5 ± 5.2 647.1 ± 97.6 3.84 ± 1.25
RH10 68.5 ± 5.2 646.9 ± 97.5 3.84 ± 1.25
Average 69.0 633.9 3.84
Median 70.0 641.5 3.84
Deviation 2.2 27.8 0.00

Upstream wave speeds and mach numbers (About, Top)

Method
dV
Slow
Intermediate
Fast
Slow
Mach
Fast
Mach
MC 256.6 ± 10.7 11.9 ± 1.8 28.3 ± 4.4 70.7 ± 9.1 22.08 ± 3.37 3.69 ± 0.53
VC 277.7 ± 9.0 8.7 ± 1.3 20.8 ± 3.3 71.2 ± 9.1 32.65 ± 4.83 3.96 ± 0.56
MX1 277.8 ± 9.0 9.2 ± 1.4 22.1 ± 3.5 71.1 ± 9.1 30.75 ± 4.55 3.97 ± 0.56
MX2 277.8 ± 8.9 9.2 ± 1.4 22.1 ± 3.5 71.1 ± 9.1 30.80 ± 4.56 3.97 ± 0.56
MX3 277.8 ± 8.9 9.2 ± 1.4 22.1 ± 3.5 71.1 ± 9.1 30.81 ± 4.56 3.97 ± 0.56
RH8 278.1 ± 8.3 9.4 ± 1.4 22.5 ± 3.5 71.1 ± 9.1 30.18 ± 4.44 3.97 ± 0.56
RH9 277.4 ± 8.2 9.9 ± 1.5 23.7 ± 3.7 71.0 ± 9.1 28.60 ± 4.21 3.97 ± 0.56
RH10 276.9 ± 8.1 9.9 ± 1.5 23.8 ± 3.7 71.0 ± 9.1 28.49 ± 4.19 3.96 ± 0.56
Average 275.0 9.7 23.2 71.0 29.3 3.9
Median 277.8 9.4 22.5 71.1 30.7 4.0
Deviation 7.4 1.0 2.3 0.1 3.2 0.1

Downstream wave speeds and mach numbers (About, Top)

Method
dV
Slow
Intermediate
Fast
Slow
Mach
Fast
Mach
MC 74.1 ± 13.7 33.5 ± 5.0 59.5 ± 6.0 162.1 ± 14.9 2.28 ± 0.65 0.47 ± 0.13
VC 78.4 ± 11.3 24.4 ± 3.6 43.9 ± 4.5 163.7 ± 15.1 3.30 ± 0.84 0.49 ± 0.12
MX1 78.5 ± 11.5 25.9 ± 3.9 46.5 ± 4.7 163.4 ± 15.1 3.11 ± 0.79 0.49 ± 0.12
MX2 78.5 ± 11.4 25.9 ± 3.9 46.5 ± 4.7 163.4 ± 15.1 3.12 ± 0.79 0.49 ± 0.12
MX3 78.5 ± 11.4 25.9 ± 3.9 46.5 ± 4.7 163.4 ± 15.1 3.12 ± 0.79 0.49 ± 0.12
RH8 79.8 ± 11.0 26.4 ± 3.9 47.4 ± 4.8 163.4 ± 15.1 3.10 ± 0.76 0.50 ± 0.11
RH9 79.7 ± 11.0 27.8 ± 4.2 49.9 ± 5.1 163.1 ± 15.0 2.94 ± 0.72 0.50 ± 0.11
RH10 79.5 ± 11.0 27.9 ± 4.2 50.0 ± 5.1 163.1 ± 15.0 2.92 ± 0.71 0.50 ± 0.11
Average 78.4 27.2 48.8 163.2 3.0 0.5
Median 78.5 26.4 47.4 163.4 3.1 0.5
Deviation 1.8 2.8 4.8 0.5 0.3 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 Mon Apr 13 08:55:21 2009
Michael L Stevens (mstevens@cfa.harvard.edu)

   
 

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