CfA Interplanetary Shock Database - Individual Event Detail
 

Database: Wind Shock Analysis
Event ID: 20002100638
Observation time: 07/28/2000 210.27693 0638 [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 210.276927
Arrival time of shock [seconds of day] 23926.5 ± 12.0
Shock type FF
Electron data availability 0
X GSE location of spacecraft [Re] -13.633
Y GSE location of spacecraft [Re] -61.317
Z GSE location of spacecraft [Re] -5.910
Upstream plasma points selected for analysis 0008
Upstream field points selected for analysis 0263
Downstream plasma points selected for analysis 0008
Downstream field points selected for analysis 0247
Minimum chisq/dof for RH8,RH9,RH10 6.56, 11.78, 12.19
Event added to database
Mon Feb 14 11:10:09 2005
Event last processed
Mon Mar 30 19:38:09 2009
Method selected
RH08
Propagation delay to Earth [minutes]
-3.480 ± 0.146

Asymptotic plasma parameters (About, Top)

Parameter
Upstream
Downstream
Vx GSE [km/s] -342.4 ± 2.0 -439.0 ± 7.6
Vy GSE [km/s] 4.7 ± 2.5 23.0 ± 3.8
Vz GSE [km/s] -23.8 ± 2.8 -19.4 ± 5.5
Wi [km/s] 17.3 ± 2.4 38.7 ± 3.7
We [km/s] 546.6 ± 76.2 1224.8 ± 118.4
Ni [n/cc] 5.6 ± 0.9 15.2 ± 1.3
Bx GSE [nT] 4.4 ± 0.1 3.5 ± 1.1
By GSE [nT] 5.9 ± 0.4 17.3 ± 0.5
Bz GSE [nT] -4.4 ± 0.4 -6.3 ± 1.5
Plasma Beta
0.049 ± 0.052
0.138 ± 0.137
Sound Speed [km/s]
22.31 ± 3.11
50.00 ± 4.83
Alfven Speed [km/s]
79.82 ± 7.50
105.37 ± 5.64

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

Method Nx Ny Nz Theta [degrees] Phi [degrees]
MC -0.828 ± 0.086 0.011 ± 0.103 0.560 ± 0.493 34.08 ± 8.80 179.22 ± 7.10
VC -0.981 ± 0.010 0.189 ± 0.050 0.044 ± 0.044 2.52 ± 3.24 169.10 ± 2.91
MX1 -0.980 ± 0.016 -0.053 ± 0.087 0.193 ± 0.191 11.15 ± 4.55 183.11 ± 5.09
MX2 -0.990 ± 0.008 -0.061 ± 0.088 0.128 ± 0.127 7.35 ± 2.82 183.54 ± 5.08
MX3 -0.994 ± 0.007 -0.066 ± 0.089 0.087 ± 0.087 4.99 ± 2.22 183.82 ± 5.11
RH08 -0.999 ± 0.000 -0.044 ± 0.000 0.028 ± 0.028 1.60 ± 0.83 182.51 ± 0.00
RH09 -0.998 ± 0.005 -0.061 ± 0.068 0.028 ± 0.028 1.60 ± 4.06 183.51 ± 3.88
RH10 -0.998 ± 0.005 -0.061 ± 0.068 0.028 ± 0.028 1.60 ± 4.06 183.51 ± 3.90
Average -0.971 -0.018 0.137 8.112 181.040
Median -0.990 -0.053 0.087 4.995 183.510
Deviation 0.058 0.087 0.181 11.034 5.048

Key shock parameters (About, Top)

Method ThetaBn Shock Speed Compression
MC 45.2 ± 2.5 398.6 ± 17.2 2.82 ± 0.74
VC 66.6 ± 1.2 490.4 ± 18.6 2.82 ± 0.74
MX1 50.3 ± 1.2 478.7 ± 19.1 2.82 ± 0.74
MX2 52.0 ± 1.1 484.6 ± 19.2 2.82 ± 0.74
MX3 53.1 ± 1.1 487.1 ± 19.2 2.82 ± 0.74
RH08 56.2 ± 1.1 491.4 ± 19.2 2.82 ± 0.74
RH09 55.4 ± 1.1 490.2 ± 19.2 2.82 ± 0.74
RH10 55.4 ± 1.1 490.2 ± 19.2 2.82 ± 0.74
Average 54.3 476.4 2.82
Median 55.4 490.2 2.82
Deviation 6.1 31.7 0.00

Upstream wave speeds and mach numbers (About, Top)

Method
dV
Slow
Intermediate
Fast
Slow
Mach
Fast
Mach
MC 128.2 ± 2.3 15.4 ± 2.0 56.3 ± 5.3 81.5 ± 7.2 8.46 ± 1.14 1.58 ± 0.12
VC 154.7 ± 1.9 8.5 ± 1.1 31.7 ± 3.0 82.5 ± 7.0 18.38 ± 2.49 1.88 ± 0.14
MX1 148.0 ± 2.0 13.9 ± 1.8 51.0 ± 4.8 81.8 ± 7.2 10.82 ± 1.45 1.82 ± 0.14
MX2 149.0 ± 2.0 13.4 ± 1.8 49.1 ± 4.6 81.9 ± 7.1 11.31 ± 1.51 1.83 ± 0.14
MX3 149.1 ± 2.0 13.0 ± 1.7 47.9 ± 4.5 81.9 ± 7.1 11.61 ± 1.55 1.83 ± 0.14
RH8 150.3 ± 2.0 12.1 ± 1.6 44.5 ± 4.2 82.1 ± 7.1 12.64 ± 1.69 1.84 ± 0.14
RH9 149.5 ± 2.0 12.3 ± 1.6 45.4 ± 4.3 82.0 ± 7.1 12.32 ± 1.65 1.83 ± 0.14
RH10 149.5 ± 2.0 12.3 ± 1.6 45.4 ± 4.3 82.0 ± 7.1 12.32 ± 1.65 1.83 ± 0.14
Average 147.3 12.6 46.4 82.0 12.2 1.8
Median 149.5 13.0 47.9 82.0 12.3 1.8
Deviation 8.0 2.0 7.1 0.3 2.8 0.1

Downstream wave speeds and mach numbers (About, Top)

Method
dV
Slow
Intermediate
Fast
Slow
Mach
Fast
Mach
MC 45.6 ± 7.4 33.1 ± 2.7 74.3 ± 4.0 111.9 ± 4.7 1.38 ± 0.21 0.41 ± 0.07
VC 56.3 ± 7.1 18.1 ± 1.4 41.8 ± 2.2 115.3 ± 4.5 3.12 ± 0.34 0.49 ± 0.06
MX1 53.6 ± 7.8 29.7 ± 2.4 67.3 ± 3.6 112.9 ± 4.6 1.80 ± 0.23 0.48 ± 0.07
MX2 53.9 ± 7.9 28.6 ± 2.3 64.9 ± 3.5 113.2 ± 4.6 1.89 ± 0.23 0.48 ± 0.07
MX3 54.0 ± 7.8 27.9 ± 2.2 63.3 ± 3.4 113.4 ± 4.6 1.94 ± 0.24 0.48 ± 0.07
RH8 54.5 ± 7.8 25.7 ± 2.0 58.7 ± 3.1 113.9 ± 4.6 2.12 ± 0.25 0.48 ± 0.07
RH9 54.2 ± 7.8 26.3 ± 2.1 59.9 ± 3.2 113.7 ± 4.6 2.06 ± 0.25 0.48 ± 0.07
RH10 54.2 ± 7.8 26.3 ± 2.1 59.9 ± 3.2 113.7 ± 4.6 2.06 ± 0.25 0.48 ± 0.07
Average 53.3 27.0 61.2 113.5 2.0 0.5
Median 54.2 27.9 63.3 113.7 2.1 0.5
Deviation 3.2 4.3 9.3 1.0 0.5 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 Mon Apr 13 08:55:21 2009
Michael L Stevens (mstevens@cfa.harvard.edu)

   
 

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