CfA Interplanetary Shock Database - Individual Event Detail
 

Database: Wind Shock Analysis
Event ID: 20002590427
Observation time: 09/15/2000 259.18589 0427 [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
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Individual equations
Shock speed
Theta Bn
Mach numbers


General Information (About, Top)

Year 2000
Fractional day of year 259.185885
Arrival time of shock [seconds of day] 16060.5 ± 6.0
Shock type FF
Electron data availability 0
X GSE location of spacecraft [Re] 31.740
Y GSE location of spacecraft [Re] -230.148
Z GSE location of spacecraft [Re] -8.600
Upstream plasma points selected for analysis 0008
Upstream field points selected for analysis 0273
Downstream plasma points selected for analysis 0008
Downstream field points selected for analysis 0233
Minimum chisq/dof for RH8,RH9,RH10 10.03, 20.43, 21.43
Event added to database
Mon Feb 14 11:10:23 2005
Event last processed
Mon Mar 30 19:45:13 2009
Method selected
RH08
Propagation delay to Earth [minutes]
11.213 ± 1.332

Asymptotic plasma parameters (About, Top)

Parameter
Upstream
Downstream
Vx GSE [km/s] -321.9 ± 1.9 -368.3 ± 7.2
Vy GSE [km/s] -2.5 ± 2.3 11.6 ± 2.4
Vz GSE [km/s] 25.0 ± 2.8 70.4 ± 3.4
Wi [km/s] 22.4 ± 1.3 28.6 ± 1.3
We [km/s] 709.2 ± 42.5 905.3 ± 40.4
Ni [n/cc] 6.6 ± 0.3 16.6 ± 1.6
Bx GSE [nT] -2.5 ± 0.2 -4.8 ± 0.5
By GSE [nT] -0.9 ± 0.3 -5.8 ± 1.2
Bz GSE [nT] -0.7 ± 0.4 -2.9 ± 0.3
Plasma Beta
0.916 ± 0.954
0.451 ± 0.452
Sound Speed [km/s]
28.95 ± 1.73
36.96 ± 1.65
Alfven Speed [km/s]
23.61 ± 1.14
43.19 ± 3.80

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

Method Nx Ny Nz Theta [degrees] Phi [degrees]
MC -0.906 ± 0.061 0.424 ± 0.129 -0.005 ± 0.005 -0.28 ± 14.60 154.89 ± 8.17
VC -0.696 ± 0.065 0.215 ± 0.054 0.685 ± 0.550 43.24 ± 5.52 162.85 ± 4.13
MX1 -0.808 ± 0.056 0.133 ± 0.056 0.574 ± 0.501 35.02 ± 5.62 170.63 ± 3.90
MX2 -0.781 ± 0.049 0.102 ± 0.065 0.616 ± 0.523 38.06 ± 4.55 172.58 ± 4.72
MX3 -0.770 ± 0.050 0.088 ± 0.070 0.632 ± 0.530 39.21 ± 4.53 173.46 ± 5.23
RH08 -0.906 ± 0.005 0.056 ± 0.016 0.419 ± 0.393 24.77 ± 0.71 176.49 ± 1.00
RH09 -0.893 ± 0.030 0.447 ± 0.059 -0.050 ± 0.050 -2.88 ± 4.06 153.43 ± 3.78
RH10 -0.909 ± 0.029 0.416 ± 0.063 -0.006 ± 0.006 -0.32 ± 4.05 155.43 ± 3.94
Average -0.834 0.235 0.358 22.101 164.971
Median -0.808 0.215 0.574 35.018 170.627
Deviation 0.081 0.167 0.323 19.985 9.449

Key shock parameters (About, Top)

Method ThetaBn Shock Speed Compression
MC 46.4 ± 6.1 370.7 ± 9.3 2.53 ± 0.24
VC 67.4 ± 8.6 352.4 ± 8.9 2.53 ± 0.24
MX1 57.3 ± 8.6 385.7 ± 9.0 2.53 ± 0.24
MX2 59.1 ± 8.7 377.9 ± 8.9 2.53 ± 0.24
MX3 59.7 ± 8.7 374.7 ± 8.8 2.53 ± 0.24
RH08 46.0 ± 8.6 409.3 ± 9.1 2.53 ± 0.24
RH09 46.9 ± 5.9 361.9 ± 9.2 2.53 ± 0.24
RH10 45.9 ± 6.1 372.1 ± 9.3 2.53 ± 0.24
Average 53.6 375.6 2.53
Median 57.3 374.7 2.53
Deviation 8.3 16.9 0.00

Upstream wave speeds and mach numbers (About, Top)

Method
dV
Slow
Intermediate
Fast
Slow
Mach
Fast
Mach
MC 80.5 ± 2.3 13.5 ± 0.3 16.3 ± 0.8 34.9 ± 1.0 5.96 ± 0.19 2.31 ± 0.07
VC 111.8 ± 2.3 7.1 ± 0.2 9.1 ± 0.4 36.7 ± 1.0 15.66 ± 0.29 3.05 ± 0.09
MX1 111.6 ± 2.2 10.2 ± 0.2 12.8 ± 0.6 36.0 ± 1.0 10.89 ± 0.22 3.10 ± 0.10
MX2 111.5 ± 2.3 9.7 ± 0.2 12.1 ± 0.6 36.1 ± 1.0 11.48 ± 0.23 3.09 ± 0.10
MX3 111.3 ± 2.3 9.5 ± 0.2 11.9 ± 0.6 36.2 ± 1.0 11.71 ± 0.23 3.08 ± 0.10
RH8 107.3 ± 2.1 13.6 ± 0.3 16.4 ± 0.8 34.8 ± 1.0 7.89 ± 0.17 3.08 ± 0.10
RH9 76.8 ± 2.3 13.4 ± 0.3 16.1 ± 0.8 34.9 ± 1.0 5.75 ± 0.20 2.20 ± 0.06
RH10 80.6 ± 2.3 13.6 ± 0.3 16.4 ± 0.8 34.8 ± 1.0 5.91 ± 0.19 2.32 ± 0.07
Average 98.9 11.3 13.9 35.6 9.4 2.8
Median 111.3 13.4 16.1 36.0 10.9 3.1
Deviation 16.4 2.5 2.8 0.8 3.6 0.4

Downstream wave speeds and mach numbers (About, Top)

Method
dV
Slow
Intermediate
Fast
Slow
Mach
Fast
Mach
MC 32.7 ± 6.7 20.7 ± 0.9 29.8 ± 2.6 53.0 ± 2.8 1.58 ± 0.36 0.62 ± 0.15
VC 45.3 ± 4.8 11.0 ± 0.5 16.6 ± 1.5 55.8 ± 2.9 4.15 ± 0.52 0.81 ± 0.11
MX1 46.1 ± 5.4 15.7 ± 0.7 23.3 ± 2.1 54.7 ± 2.9 2.94 ± 0.41 0.85 ± 0.13
MX2 45.8 ± 5.2 14.9 ± 0.7 22.2 ± 2.0 54.9 ± 2.9 3.08 ± 0.42 0.84 ± 0.12
MX3 45.6 ± 5.1 14.6 ± 0.7 21.8 ± 1.9 55.0 ± 2.9 3.13 ± 0.42 0.83 ± 0.12
RH8 45.4 ± 6.1 20.9 ± 0.9 30.0 ± 2.6 52.9 ± 2.8 2.18 ± 0.34 0.86 ± 0.15
RH9 31.3 ± 6.6 20.5 ± 0.9 29.5 ± 2.6 53.1 ± 2.8 1.53 ± 0.36 0.59 ± 0.15
RH10 32.8 ± 6.7 21.0 ± 1.0 30.1 ± 2.6 52.9 ± 2.8 1.57 ± 0.35 0.62 ± 0.15
Average 40.6 17.4 25.4 54.0 2.5 0.8
Median 45.4 20.5 29.5 54.7 2.9 0.8
Deviation 7.0 3.9 5.1 1.2 1.0 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 Fri Jun 13 11:06:02 2014
Michael L Stevens (mstevens@cfa.harvard.edu)

   
 

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