CfA Interplanetary Shock Database - Individual Event Detail
 

Database: Wind Shock Analysis
Event ID: 20052781023
Observation time: 10/05/2005 278.43273 1023 [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 2005
Fractional day of year 278.432726
Arrival time of shock [seconds of day] 37387.5 ± 20.0
Shock type SF
Electron data availability 0
X GSE location of spacecraft [Re] 199.520
Y GSE location of spacecraft [Re] -28.932
Z GSE location of spacecraft [Re] -17.460
Upstream plasma points selected for analysis 0006
Upstream field points selected for analysis 0190
Downstream plasma points selected for analysis 0005
Downstream field points selected for analysis 0179
Minimum chisq/dof for RH8,RH9,RH10 1.45, 2.51, 2.80
Event added to database
Mon Sep 23 17:40:54 2013
Event last processed
Tue Sep 24 16:52:33 2013
Method selected
RH08
Propagation delay to Earth [minutes]
42.869 ± 18.012

Asymptotic plasma parameters (About, Top)

Parameter
Upstream
Downstream
Vx GSE [km/s] -311.5 ± 0.8 -327.3 ± 2.2
Vy GSE [km/s] -10.2 ± 1.2 -8.2 ± 3.6
Vz GSE [km/s] -22.0 ± 1.3 -11.8 ± 2.8
Wi [km/s] 18.4 ± 0.3 18.2 ± 1.0
We [km/s] 581.2 ± 10.5 576.8 ± 31.8
Ni [n/cc] 6.8 ± 0.3 9.2 ± 0.4
Bx GSE [nT] -3.0 ± 0.3 -0.2 ± 0.4
By GSE [nT] 2.1 ± 0.3 2.3 ± 0.1
Bz GSE [nT] 1.0 ± 0.4 -1.0 ± 0.4
Plasma Beta
0.332 ± 0.324
0.981 ± 0.894
Sound Speed [km/s]
23.73 ± 0.43
23.55 ± 1.30
Alfven Speed [km/s]
31.99 ± 1.34
18.58 ± 1.05

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

Method Nx Ny Nz Theta [degrees] Phi [degrees]
MC -0.451 ± 0.621 0.865 ± 0.326 -0.221 ± 0.217 -12.77 ± 10.82 117.55 ± 41.14
VC -0.845 ± 0.062 0.106 ± 0.188 0.523 ± 0.469 31.56 ± 6.37 172.83 ± 12.75
MX1 -0.377 ± 0.460 0.884 ± 0.201 -0.278 ± 0.271 -16.15 ± 10.27 113.10 ± 29.78
MX2 -0.450 ± 0.624 0.866 ± 0.327 -0.218 ± 0.215 -12.59 ± 11.00 117.49 ± 41.28
MX3 -0.718 ± 0.631 0.617 ± 0.732 -0.324 ± 0.312 -18.88 ± 16.41 139.32 ± 58.27
RH08 -0.513 ± 0.030 -0.410 ± 0.035 -0.754 ± 0.561 -48.95 ± 1.24 218.61 ± 3.74
RH09 -0.523 ± 0.049 -0.375 ± 0.061 -0.765 ± 0.561 -49.94 ± 2.35 215.60 ± 6.42
RH10 -0.523 ± 0.049 -0.375 ± 0.061 -0.765 ± 0.561 -49.94 ± 2.43 215.60 ± 6.40
Average -0.550 0.272 -0.350 -22.208 163.763
Median -0.513 0.617 -0.278 -16.146 172.831
Deviation 0.155 0.601 0.433 27.706 47.666

Key shock parameters (About, Top)

Method ThetaBn Shock Speed Compression
MC 38.8 ± 8.5 162.8 ± 2.8 1.37 ± 0.06
VC 30.4 ± 8.5 320.5 ± 2.9 1.37 ± 0.06
MX1 44.2 ± 8.5 132.0 ± 2.8 1.37 ± 0.06
MX2 38.7 ± 8.5 162.6 ± 2.8 1.37 ± 0.06
MX3 34.6 ± 6.2 264.9 ± 2.6 1.37 ± 0.06
RH08 89.1 ± 1.7 179.5 ± 0.8 1.37 ± 0.06
RH09 89.5 ± 1.8 182.8 ± 0.7 1.37 ± 0.06
RH10 89.5 ± 1.8 182.8 ± 4.0 1.37 ± 0.06
Average 56.9 198.5 1.37
Median 44.2 182.8 1.37
Deviation 27.2 62.3 0.00

Upstream wave speeds and mach numbers (About, Top)

Method
dV
Slow
Intermediate
Fast
Slow
Mach
Fast
Mach
MC 26.2 ± 0.9 16.3 ± 0.2 24.9 ± 1.0 36.4 ± 0.9 1.61 ± 0.06 0.72 ± 0.03
VC 69.8 ± 1.2 18.6 ± 0.2 27.6 ± 1.2 35.3 ± 1.0 3.76 ± 0.08 1.98 ± 0.03
MX1 17.5 ± 0.9 14.7 ± 0.2 22.9 ± 1.0 37.0 ± 0.9 1.19 ± 0.07 0.47 ± 0.03
MX2 26.3 ± 0.9 16.3 ± 0.2 25.0 ± 1.0 36.4 ± 0.9 1.62 ± 0.06 0.72 ± 0.03
MX3 40.6 ± 0.7 17.4 ± 0.2 26.3 ± 1.1 35.8 ± 0.9 2.33 ± 0.06 1.13 ± 0.03
RH8 -1.1 ± 1.1 0.3 ± 0.0 0.5 ± 0.0 39.8 ± 0.9 -3.89 ± 3.75 -0.03 ± 0.03
RH9 -0.8 ± 1.1 0.2 ± 0.0 0.3 ± 0.0 39.8 ± 0.9 -4.62 ± 5.98 -0.02 ± 0.03
RH10 -0.8 ± 1.1 0.2 ± 0.0 0.3 ± 0.0 39.8 ± 0.9 -4.62 ± 5.98 -0.02 ± 0.03
Average 22.2 10.5 16.0 37.6 -0.3 0.6
Median 26.2 16.3 24.9 37.0 1.6 0.7
Deviation 24.7 8.6 13.0 2.0 3.4 0.7

Downstream wave speeds and mach numbers (About, Top)

Method
dV
Slow
Intermediate
Fast
Slow
Mach
Fast
Mach
MC 19.6 ± 3.4 12.5 ± 0.4 14.5 ± 0.8 27.3 ± 0.8 1.57 ± 0.24 0.72 ± 0.13
VC 50.8 ± 2.8 14.3 ± 0.5 16.0 ± 0.9 26.4 ± 0.9 3.57 ± 0.31 1.93 ± 0.13
MX1 12.7 ± 3.6 11.2 ± 0.3 13.3 ± 0.7 27.8 ± 0.8 1.12 ± 0.30 0.46 ± 0.13
MX2 19.7 ± 3.4 12.5 ± 0.4 14.5 ± 0.8 27.3 ± 0.8 1.57 ± 0.24 0.72 ± 0.13
MX3 31.3 ± 2.7 13.4 ± 0.4 15.3 ± 0.9 26.9 ± 0.8 2.34 ± 0.17 1.17 ± 0.12
RH8 -0.7 ± 0.7 0.2 ± 0.0 0.3 ± 0.0 30.0 ± 0.8 -3.32 ± 3.20 -0.02 ± 0.02
RH9 -0.5 ± 0.7 0.1 ± 0.0 0.2 ± 0.0 30.0 ± 0.8 -4.05 ± 5.23 -0.02 ± 0.02
RH10 -0.5 ± 0.7 0.1 ± 0.0 0.2 ± 0.0 30.0 ± 0.8 -4.05 ± 5.23 -0.02 ± 0.02
Average 16.5 8.0 9.3 28.2 -0.2 0.6
Median 19.6 12.5 14.5 27.8 1.6 0.7
Deviation 18.2 6.6 7.5 1.5 3.1 0.7

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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