CfA Interplanetary Shock Database - Individual Event Detail
 

Database: Wind Shock Analysis
Event ID: 20013280551
Observation time: 11/24/2001 328.24439 0551 [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
Rankine
Individual equations
Shock speed
Theta Bn
Mach numbers


General Information (About, Top)

Year 2001
Fractional day of year 328.244392
Arrival time of shock [seconds of day] 21115.5 ± 15.0
Shock type FF
Electron data availability 0
X GSE location of spacecraft [Re] 17.725
Y GSE location of spacecraft [Re] -79.405
Z GSE location of spacecraft [Re] 6.950
Upstream plasma points selected for analysis 0008
Upstream field points selected for analysis 0242
Downstream plasma points selected for analysis 0006
Downstream field points selected for analysis 0192
Minimum chisq/dof for RH8,RH9,RH10 6.57, 11.49, 12.04
Event added to database
Sat Mar 12 22:56:24 2005
Event last processed
Mon Mar 30 23:40:20 2009
Method selected
RH08
Propagation delay to Earth [minutes]
2.940 ± 0.239

Asymptotic plasma parameters (About, Top)

Parameter
Upstream
Downstream
Vx GSE [km/s] -644.4 ± 32.3 -937.3 ± 26.5
Vy GSE [km/s] 43.9 ± 36.8 183.9 ± 6.9
Vz GSE [km/s] -50.8 ± 34.0 -87.9 ± 38.1
Wi [km/s] 84.8 ± 10.3 174.2 ± 29.9
We [km/s] 2680.1 ± 325.5 5508.4 ± 944.2
Ni [n/cc] 4.6 ± 1.2 25.3 ± 3.3
Bx GSE [nT] 0.4 ± 1.2 -6.4 ± 6.4
By GSE [nT] 6.3 ± 3.6 -30.8 ± 8.0
Bz GSE [nT] 0.7 ± 2.9 -15.1 ± 10.4
Plasma Beta
1.964 ± 1.524
1.260 ± 1.142
Sound Speed [km/s]
109.41 ± 13.29
224.88 ± 38.55
Alfven Speed [km/s]
71.82 ± 25.15
162.27 ± 16.57

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

Method Nx Ny Nz Theta [degrees] Phi [degrees]
MC -0.943 ± 0.276 0.238 ± 0.824 0.233 ± 0.229 13.50 ± 46.16 165.84 ± 49.99
VC -0.899 ± 0.036 0.422 ± 0.068 -0.119 ± 0.119 -6.84 ± 9.25 154.83 ± 4.29
MX1 -0.954 ± 0.083 0.248 ± 0.281 -0.168 ± 0.167 -9.69 ± 13.98 165.40 ± 16.86
MX2 -0.936 ± 0.031 0.269 ± 0.079 -0.228 ± 0.224 -13.18 ± 5.66 163.97 ± 4.81
MX3 -0.941 ± 0.031 0.260 ± 0.086 -0.219 ± 0.216 -12.66 ± 5.39 164.57 ± 5.22
RH08 -0.991 ± 0.003 0.131 ± 0.025 -0.028 ± 0.028 -1.60 ± 1.15 172.48 ± 1.45
RH09 -0.986 ± 0.011 0.165 ± 0.067 -0.017 ± 0.017 -0.96 ± 4.05 170.47 ± 3.91
RH10 -0.989 ± 0.010 0.148 ± 0.067 -0.028 ± 0.028 -1.60 ± 4.06 171.48 ± 3.91
Average -0.955 0.235 -0.072 -4.129 166.130
Median -0.943 0.248 -0.028 -1.601 165.841
Deviation 0.032 0.093 0.150 8.674 5.648

Key shock parameters (About, Top)

Method ThetaBn Shock Speed Compression
MC 86.0 ± 19.0 975.4 ± 40.8 5.12 ± 1.09
VC 75.9 ± 12.2 1005.2 ± 47.1 5.12 ± 1.09
MX1 84.3 ± 10.2 1028.2 ± 47.8 5.12 ± 1.09
MX2 83.1 ± 9.4 1018.8 ± 48.7 5.12 ± 1.09
MX3 83.6 ± 9.5 1020.5 ± 48.5 5.12 ± 1.09
RH08 89.5 ± 12.0 1024.0 ± 44.6 5.12 ± 1.09
RH09 88.9 ± 12.4 1025.4 ± 44.7 5.12 ± 1.09
RH10 89.7 ± 12.1 1025.3 ± 44.8 5.12 ± 1.09
Average 85.1 1015.3 5.12
Median 86.0 1024.0 5.12
Deviation 4.6 17.6 0.00

Upstream wave speeds and mach numbers (About, Top)

Method
dV
Slow
Intermediate
Fast
Slow
Mach
Fast
Mach
MC 369.2 ± 45.6 4.1 ± 1.2 5.0 ± 1.7 131.8 ± 22.6 96.56 ± 23.90 2.82 ± 0.19
VC 401.5 ± 40.7 14.4 ± 4.2 17.5 ± 6.1 131.1 ± 22.4 29.89 ± 8.49 3.10 ± 0.25
MX1 394.0 ± 35.0 5.8 ± 1.7 7.1 ± 2.5 131.7 ± 22.6 73.27 ± 22.22 3.03 ± 0.29
MX2 392.3 ± 33.6 7.1 ± 2.0 8.6 ± 3.0 131.7 ± 22.6 59.84 ± 18.51 3.02 ± 0.30
MX3 391.9 ± 33.7 6.6 ± 1.9 8.0 ± 2.8 131.7 ± 22.6 64.30 ± 19.86 3.02 ± 0.30
RH8 378.2 ± 35.9 0.5 ± 0.1 0.6 ± 0.2 131.9 ± 22.7 809.20 ± 237.16 2.91 ± 0.26
RH9 381.8 ± 37.2 1.1 ± 0.3 1.4 ± 0.5 131.9 ± 22.7 358.27 ± 103.40 2.93 ± 0.25
RH10 380.3 ± 36.4 0.3 ± 0.1 0.4 ± 0.1 131.9 ± 22.7 1205.04 ± 351.42 2.92 ± 0.26
Average 386.1 5.0 6.1 131.7 337.0 3.0
Median 391.9 5.8 7.1 131.8 96.6 3.0
Deviation 10.5 4.7 5.7 0.3 439.1 0.1

Downstream wave speeds and mach numbers (About, Top)

Method
dV
Slow
Intermediate
Fast
Slow
Mach
Fast
Mach
MC 68.5 ± 22.2 9.0 ± 0.6 11.2 ± 1.1 278.7 ± 27.4 7.62 ± 2.41 0.24 ± 0.08
VC 74.9 ± 28.8 31.8 ± 2.0 39.6 ± 4.0 277.0 ± 27.4 2.36 ± 0.94 0.27 ± 0.10
MX1 73.7 ± 30.7 12.8 ± 0.8 16.0 ± 1.6 278.5 ± 27.4 5.77 ± 2.49 0.26 ± 0.10
MX2 72.2 ± 32.0 15.6 ± 1.0 19.5 ± 2.0 278.4 ± 27.4 4.63 ± 2.13 0.25 ± 0.11
MX3 72.0 ± 31.8 14.5 ± 0.9 18.1 ± 1.9 278.4 ± 27.4 4.97 ± 2.28 0.25 ± 0.11
RH8 68.6 ± 27.6 1.1 ± 0.1 1.4 ± 0.1 278.8 ± 27.4 61.92 ± 25.46 0.24 ± 0.09
RH9 69.2 ± 27.3 2.5 ± 0.2 3.2 ± 0.3 278.8 ± 27.4 27.42 ± 11.07 0.25 ± 0.09
RH10 69.1 ± 27.6 0.7 ± 0.0 0.9 ± 0.1 278.8 ± 27.4 92.30 ± 37.73 0.24 ± 0.09
Average 71.0 11.0 13.7 278.4 25.9 0.3
Median 72.0 12.8 16.0 278.7 7.6 0.3
Deviation 2.5 10.3 12.9 0.6 33.6 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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