CfA Interplanetary Shock Database - Individual Event Detail
 

Database: Wind Shock Analysis
Event ID: 20003090225
Observation time: 11/04/2000 309.10123 0225 [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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Selected
Simple methods
Rankine
Individual equations
Shock speed
Theta Bn
Mach numbers


General Information (About, Top)

Year 2000
Fractional day of year 309.101233
Arrival time of shock [seconds of day] 8746.5 ± 3.0
Shock type FF
Electron data availability 0
X GSE location of spacecraft [Re] 65.112
Y GSE location of spacecraft [Re] -138.223
Z GSE location of spacecraft [Re] 6.670
Upstream plasma points selected for analysis 0007
Upstream field points selected for analysis 0219
Downstream plasma points selected for analysis 0008
Downstream field points selected for analysis 0261
Minimum chisq/dof for RH8,RH9,RH10 4.00, 8.52, 8.82
Event added to database
Mon Feb 14 11:10:53 2005
Event last processed
Mon Mar 30 19:58:05 2009
Method selected
RH08
Propagation delay to Earth [minutes]
7.442 ± 1.246

Asymptotic plasma parameters (About, Top)

Parameter
Upstream
Downstream
Vx GSE [km/s] -361.1 ± 0.6 -409.7 ± 1.5
Vy GSE [km/s] -32.7 ± 2.1 -60.9 ± 4.4
Vz GSE [km/s] 10.7 ± 1.7 46.8 ± 3.6
Wi [km/s] 26.0 ± 0.6 33.5 ± 1.3
We [km/s] 822.2 ± 17.8 1058.6 ± 39.8
Ni [n/cc] 16.3 ± 0.3 38.0 ± 4.3
Bx GSE [nT] 5.9 ± 0.5 10.6 ± 2.2
By GSE [nT] -4.7 ± 0.9 -11.5 ± 3.9
Bz GSE [nT] 3.6 ± 1.1 6.6 ± 3.6
Plasma Beta
0.323 ± 0.321
0.284 ± 0.313
Sound Speed [km/s]
33.57 ± 0.73
43.22 ± 1.63
Alfven Speed [km/s]
45.74 ± 1.11
63.40 ± 4.72

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

Method Nx Ny Nz Theta [degrees] Phi [degrees]
MC -0.989 ± 0.092 0.004 ± 0.782 -0.151 ± 0.150 -8.67 ± 34.99 179.79 ± 45.32
VC -0.729 ± 0.043 -0.421 ± 0.058 0.539 ± 0.479 32.61 ± 3.62 210.00 ± 4.34
MX1 -0.819 ± 0.087 -0.338 ± 0.147 0.465 ± 0.428 27.69 ± 8.38 202.41 ± 10.13
MX2 -0.791 ± 0.066 -0.334 ± 0.133 0.513 ± 0.462 30.85 ± 4.23 202.87 ± 9.58
MX3 -0.777 ± 0.062 -0.330 ± 0.129 0.536 ± 0.478 32.42 ± 3.30 203.00 ± 9.48
RH08 -0.925 ± 0.007 -0.189 ± 0.021 0.330 ± 0.317 19.25 ± 1.00 191.53 ± 1.28
RH09 -0.980 ± 0.014 -0.026 ± 0.070 0.196 ± 0.193 11.28 ± 4.00 181.50 ± 4.10
RH10 -0.980 ± 0.014 -0.026 ± 0.070 0.196 ± 0.193 11.28 ± 4.00 181.50 ± 4.11
Average -0.874 -0.207 0.328 19.588 194.077
Median -0.819 -0.189 0.465 27.690 202.413
Deviation 0.106 0.171 0.241 14.460 11.992

Key shock parameters (About, Top)

Method ThetaBn Shock Speed Compression
MC 40.9 ± 1.7 429.3 ± 5.7 2.28 ± 0.21
VC 87.4 ± 4.0 397.8 ± 10.8 2.28 ± 0.21
MX1 79.3 ± 4.0 425.4 ± 10.3 2.28 ± 0.21
MX2 81.5 ± 4.3 416.4 ± 10.4 2.28 ± 0.21
MX3 82.5 ± 4.5 411.4 ± 10.5 2.28 ± 0.21
RH08 66.4 ± 4.0 450.1 ± 9.1 2.28 ± 0.21
RH09 54.1 ± 4.2 452.5 ± 7.6 2.28 ± 0.21
RH10 54.1 ± 4.2 452.5 ± 7.6 2.28 ± 0.21
Average 68.3 429.4 2.28
Median 79.3 429.3 2.28
Deviation 17.0 20.7 0.00

Upstream wave speeds and mach numbers (About, Top)

Method
dV
Slow
Intermediate
Fast
Slow
Mach
Fast
Mach
MC 74.1 ± 0.7 22.2 ± 0.5 34.6 ± 0.8 52.2 ± 1.2 3.34 ± 0.08 1.42 ± 0.03
VC 114.9 ± 0.6 1.2 ± 0.0 2.1 ± 0.1 56.7 ± 1.3 93.27 ± 1.96 2.03 ± 0.04
MX1 113.9 ± 0.6 5.0 ± 0.1 8.5 ± 0.2 56.5 ± 1.3 22.56 ± 0.46 2.02 ± 0.04
MX2 114.4 ± 0.6 4.0 ± 0.1 6.8 ± 0.2 56.6 ± 1.3 28.47 ± 0.56 2.02 ± 0.04
MX3 114.4 ± 0.7 3.5 ± 0.1 6.0 ± 0.1 56.6 ± 1.3 32.31 ± 0.63 2.02 ± 0.04
RH8 106.4 ± 0.6 11.0 ± 0.2 18.3 ± 0.4 55.6 ± 1.2 9.63 ± 0.19 1.91 ± 0.04
RH9 95.6 ± 0.7 16.6 ± 0.4 26.8 ± 0.6 54.2 ± 1.2 5.75 ± 0.10 1.76 ± 0.03
RH10 95.6 ± 0.7 16.6 ± 0.4 26.8 ± 0.6 54.2 ± 1.2 5.75 ± 0.10 1.76 ± 0.03
Average 103.6 10.0 16.2 55.3 25.1 1.9
Median 113.9 11.0 18.3 56.5 22.6 2.0
Deviation 14.5 7.7 12.1 1.6 29.7 0.2

Downstream wave speeds and mach numbers (About, Top)

Method
dV
Slow
Intermediate
Fast
Slow
Mach
Fast
Mach
MC 31.6 ± 1.8 29.1 ± 0.7 47.9 ± 3.6 71.1 ± 3.8 1.09 ± 0.06 0.44 ± 0.02
VC 48.0 ± 1.6 1.6 ± 0.0 2.9 ± 0.2 76.8 ± 3.6 29.63 ± 1.21 0.63 ± 0.03
MX1 47.7 ± 1.4 6.6 ± 0.2 11.8 ± 0.9 76.5 ± 3.6 7.19 ± 0.27 0.62 ± 0.03
MX2 48.0 ± 1.4 5.3 ± 0.1 9.4 ± 0.7 76.6 ± 3.6 9.07 ± 0.35 0.63 ± 0.03
MX3 47.9 ± 1.4 4.7 ± 0.1 8.3 ± 0.6 76.7 ± 3.6 10.28 ± 0.41 0.63 ± 0.03
RH8 44.1 ± 1.2 14.5 ± 0.4 25.4 ± 1.9 75.4 ± 3.6 3.04 ± 0.11 0.59 ± 0.02
RH9 40.1 ± 1.3 21.8 ± 0.5 37.2 ± 2.8 73.6 ± 3.6 1.84 ± 0.08 0.55 ± 0.02
RH10 40.1 ± 1.3 21.8 ± 0.5 37.2 ± 2.8 73.6 ± 3.6 1.84 ± 0.08 0.55 ± 0.02
Average 43.4 13.2 22.5 75.0 8.0 0.6
Median 47.7 14.5 25.4 76.5 7.2 0.6
Deviation 5.9 10.1 16.7 2.1 9.4 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 Mon Apr 13 08:55:21 2009
Michael L Stevens (mstevens@cfa.harvard.edu)

   
 

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