CfA Interplanetary Shock Database - Individual Event Detail
 

Database: Wind Shock Analysis
Event ID: 20051490859
Observation time: 05/29/2005 149.37467 0859 [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 2005
Fractional day of year 149.374670
Arrival time of shock [seconds of day] 32371.5 ± 30.0
Shock type FF
Electron data availability 0
X GSE location of spacecraft [Re] 223.759
Y GSE location of spacecraft [Re] 100.180
Z GSE location of spacecraft [Re] 7.349
Upstream plasma points selected for analysis 0007
Upstream field points selected for analysis 0228
Downstream plasma points selected for analysis 0004
Downstream field points selected for analysis 0259
Minimum chisq/dof for RH8,RH9,RH10 4.97, 5.28, 5.58
Event added to database
Mon Sep 23 16:49:22 2013
Event last processed
Tue Sep 24 16:15:29 2013
Method selected
RH08
Propagation delay to Earth [minutes]
-2.979 ± 966.272

Asymptotic plasma parameters (About, Top)

Parameter
Upstream
Downstream
Vx GSE [km/s] -370.3 ± 4.8 -464.7 ± 7.8
Vy GSE [km/s] 13.4 ± 10.8 -2.3 ± 9.4
Vz GSE [km/s] 9.4 ± 5.9 -9.4 ± 4.0
Wi [km/s] 14.8 ± 0.6 25.4 ± 4.2
We [km/s] 466.4 ± 18.9 802.9 ± 131.7
Ni [n/cc] 6.6 ± 0.8 6.3 ± 0.4
Bx GSE [nT] -4.5 ± 1.0 -1.9 ± 1.0
By GSE [nT] 5.5 ± 2.5 -1.7 ± 2.2
Bz GSE [nT] 7.9 ± 2.0 20.9 ± 0.3
Plasma Beta
0.025 ± 0.023
0.019 ± 0.018
Sound Speed [km/s]
19.04 ± 0.77
32.78 ± 5.38
Alfven Speed [km/s]
94.74 ± 6.56
184.91 ± 7.29

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

Method Nx Ny Nz Theta [degrees] Phi [degrees]
MC 0.546 ± 0.129 -0.694 ± 0.115 -0.469 ± 0.431 -28.00 ± 10.63 -51.80 ± 9.68
VC 0.967 ± 0.026 0.166 ± 0.134 0.191 ± 0.189 11.03 ± 3.79 9.73 ± 7.96
MX1 0.988 ± 0.061 0.013 ± 0.752 -0.156 ± 0.155 -8.97 ± 22.13 0.73 ± 43.62
MX2 0.979 ± 0.023 0.189 ± 0.117 -0.080 ± 0.080 -4.59 ± 4.91 10.93 ± 6.82
MX3 0.958 ± 0.037 0.285 ± 0.123 -0.019 ± 0.019 -1.12 ± 3.76 16.56 ± 7.36
RH08 -0.116 ± 0.008 -0.906 ± 0.008 -0.408 ± 0.384 -24.07 ± 1.11 262.73 ± 0.53
RH09 -0.132 ± 0.017 -0.908 ± 0.012 -0.397 ± 0.374 -23.37 ± 1.76 261.73 ± 1.05
RH10 -0.132 ± 0.023 -0.908 ± 0.016 -0.397 ± 0.374 -23.37 ± 2.26 261.73 ± 1.43
Average 0.507 -0.345 -0.217 -12.806 96.542
Median 0.958 0.013 -0.156 -8.971 16.562
Deviation 0.544 0.553 0.237 13.980 138.687

Key shock parameters (About, Top)

Method ThetaBn Shock Speed Compression
MC 20.5 ± 16.7 -95.3 ± 972.8 0.92 ± 0.12
VC 79.9 ± 4.8 -19.0 ± 3586.2 0.92 ± 0.12
MX1 59.4 ± 4.4 -49.2 ± 3275.2 0.92 ± 0.12
MX2 68.8 ± 2.5 -32.7 ± 3454.4 0.92 ± 0.12
MX3 74.8 ± 1.8 -19.8 ± 3513.1 0.92 ± 0.12
RH08 45.2 ± 9.9 -78.6 ± 1530.8 0.92 ± 0.12
RH09 46.3 ± 9.8 -77.6 ± 1580.2 0.92 ± 0.12
RH10 46.3 ± 9.8 -77.6 ± 8210.8 0.92 ± 0.12
Average 55.1 -56.2 0.92
Median 59.4 -49.2 0.92
Deviation 19.5 29.9 0.00

Upstream wave speeds and mach numbers (About, Top)

Method
dV
Slow
Intermediate
Fast
Slow
Mach
Fast
Mach
MC 120.6 ± 8.1 17.8 ± 0.7 88.8 ± 6.1 95.0 ± 6.5 6.78 ± 0.51 1.28 ± 0.14
VC 335.2 ± 4.6 3.3 ± 0.1 16.7 ± 1.2 96.6 ± 6.4 101.97 ± 3.00 3.48 ± 0.25
MX1 317.9 ± 3.9 9.5 ± 0.4 48.2 ± 3.3 96.2 ± 6.4 33.33 ± 1.09 3.32 ± 0.24
MX2 328.0 ± 3.2 6.8 ± 0.3 34.3 ± 2.4 96.4 ± 6.4 48.46 ± 1.52 3.42 ± 0.24
MX3 331.4 ± 3.1 4.9 ± 0.2 24.9 ± 1.7 96.5 ± 6.4 67.64 ± 2.10 3.45 ± 0.24
RH8 -105.4 ± 8.4 13.3 ± 0.5 66.8 ± 4.6 95.7 ± 6.5 -7.94 ± 0.69 -1.10 ± 0.09
RH9 -110.6 ± 8.4 13.0 ± 0.5 65.5 ± 4.5 95.8 ± 6.5 -8.50 ± 0.71 -1.16 ± 0.09
RH10 -110.6 ± 8.4 13.0 ± 0.5 65.5 ± 4.5 95.8 ± 6.5 -8.50 ± 0.71 -1.16 ± 0.09
Average 138.3 10.2 51.3 96.0 29.2 1.4
Median 317.9 13.0 65.5 96.2 33.3 3.3
Deviation 216.4 4.9 24.6 0.5 41.2 2.3

Downstream wave speeds and mach numbers (About, Top)

Method
dV
Slow
Intermediate
Fast
Slow
Mach
Fast
Mach
MC 152.4 ± 10.7 30.6 ± 5.0 173.2 ± 6.8 185.3 ± 7.3 5.04 ± 0.65 0.82 ± 0.06
VC 432.7 ± 6.1 5.7 ± 0.9 32.6 ± 1.3 187.8 ± 7.2 77.47 ± 11.20 2.31 ± 0.08
MX1 408.4 ± 8.2 16.5 ± 2.6 94.1 ± 3.7 187.1 ± 7.2 25.21 ± 3.59 2.18 ± 0.07
MX2 421.9 ± 7.1 11.7 ± 1.9 67.0 ± 2.6 187.5 ± 7.2 36.69 ± 5.29 2.25 ± 0.07
MX3 426.0 ± 6.5 8.5 ± 1.3 48.5 ± 1.9 187.7 ± 7.2 51.17 ± 7.44 2.27 ± 0.07
RH8 -138.2 ± 8.5 22.9 ± 3.7 130.3 ± 5.1 186.4 ± 7.2 -6.17 ± 1.18 -0.74 ± 0.05
RH9 -144.8 ± 8.4 22.5 ± 3.6 127.8 ± 5.0 186.5 ± 7.2 -6.59 ± 1.24 -0.78 ± 0.05
RH10 -144.8 ± 8.4 22.5 ± 3.6 127.8 ± 5.0 186.5 ± 7.2 -6.59 ± 1.24 -0.78 ± 0.05
Average 176.7 17.6 100.2 186.8 22.0 0.9
Median 408.4 22.5 127.8 187.1 25.2 2.2
Deviation 279.8 8.5 48.0 0.8 31.3 1.5

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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