CfA Interplanetary Shock Database - Individual Event Detail
 

Database: Wind Shock Analysis
Event ID: 20013200125
Observation time: 11/16/2001 320.05950 0125 [UT]

Wind spacecraft

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Asymptotic parameters
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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 2001
Fractional day of year 320.059497
Arrival time of shock [seconds of day] 5140.5 ± 3.0
Shock type FR
Electron data availability 0
X GSE location of spacecraft [Re] -16.658
Y GSE location of spacecraft [Re] -33.601
Z GSE location of spacecraft [Re] 1.971
Upstream plasma points selected for analysis 0009
Upstream field points selected for analysis 0269
Downstream plasma points selected for analysis 0008
Downstream field points selected for analysis 0258
Minimum chisq/dof for RH8,RH9,RH10 6.43, 24.42, 25.06
Event added to database
Mon Feb 14 11:16:23 2005
Event last processed
Mon Mar 30 22:03:33 2009
Method selected
RH08
Propagation delay to Earth [minutes]
-9.541 ± 2.226

Asymptotic plasma parameters (About, Top)

Parameter
Upstream
Downstream
Vx GSE [km/s] -289.5 ± 3.8 -329.3 ± 10.0
Vy GSE [km/s] -73.0 ± 4.8 -0.6 ± 9.7
Vz GSE [km/s] 3.1 ± 6.0 -4.4 ± 15.4
Wi [km/s] 56.9 ± 5.0 33.2 ± 7.0
We [km/s] 1800.1 ± 157.6 1050.4 ± 221.4
Ni [n/cc] 19.8 ± 1.4 8.7 ± 3.0
Bx GSE [nT] 11.0 ± 1.4 -5.3 ± 1.1
By GSE [nT] 18.0 ± 0.3 11.2 ± 0.6
Bz GSE [nT] 13.8 ± 0.8 -3.3 ± 1.5
Plasma Beta
0.215 ± 0.211
0.147 ± 0.133
Sound Speed [km/s]
73.49 ± 6.43
42.88 ± 9.04
Alfven Speed [km/s]
123.66 ± 5.31
99.26 ± 18.20

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

Method Nx Ny Nz Theta [degrees] Phi [degrees]
MC 0.278 ± 0.045 -0.954 ± 0.015 0.110 ± 0.110 6.33 ± 3.50 286.23 ± 2.72
VC -0.987 ± 0.161 -0.112 ± 1.403 -0.114 ± 0.113 -6.53 ± 9.99 186.50 ± 81.41
MX1 -0.256 ± 1.187 -0.966 ± 0.314 0.032 ± 0.032 1.85 ± 3.55 255.16 ± 70.39
MX2 -0.279 ± 1.067 -0.951 ± 0.314 0.132 ± 0.132 7.61 ± 10.62 253.64 ± 64.29
MX3 -0.168 ± 1.148 -0.985 ± 0.196 0.025 ± 0.025 1.42 ± 3.77 260.31 ± 66.77
RH08 -0.676 ± 0.025 -0.201 ± 0.025 0.709 ± 0.556 45.19 ± 2.00 196.55 ± 2.00
RH09 -0.693 ± 0.051 -0.180 ± 0.070 0.698 ± 0.553 44.29 ± 4.03 194.54 ± 5.69
RH10 -0.693 ± 0.051 -0.180 ± 0.070 0.698 ± 0.553 44.29 ± 4.03 194.54 ± 5.69
Average -0.434 -0.566 0.287 18.057 228.434
Median -0.279 -0.201 0.132 7.612 253.640
Deviation 0.402 0.426 0.352 22.372 39.242

Key shock parameters (About, Top)

Method ThetaBn Shock Speed Compression
MC 60.0 ± 1.6 53.5 ± 68.3 0.45 ± 0.17
VC 55.1 ± 3.0 271.4 ± 40.5 0.45 ± 0.17
MX1 38.5 ± 1.3 194.4 ± 44.1 0.45 ± 0.17
MX2 43.3 ± 1.4 199.3 ± 44.7 0.45 ± 0.17
MX3 40.3 ± 1.2 172.9 ± 48.8 0.45 ± 0.17
RH08 87.2 ± 2.8 206.3 ± 12.5 0.45 ± 0.17
RH09 87.3 ± 2.9 207.6 ± 12.8 0.45 ± 0.17
RH10 87.3 ± 2.9 207.6 ± 12.8 0.45 ± 0.17
Average 62.4 189.1 0.45
Median 60.0 206.3 0.45
Deviation 21.8 61.6 0.00

Upstream wave speeds and mach numbers (About, Top)

Method
dV
Slow
Intermediate
Fast
Slow
Mach
Fast
Mach
MC 63.9 ± 5.0 32.3 ± 2.0 61.8 ± 2.7 140.3 ± 4.9 1.99 ± 0.23 0.46 ± 0.04
VC -22.2 ± 3.1 37.3 ± 2.4 70.8 ± 3.0 139.1 ± 4.9 -0.60 ± 0.10 -0.16 ± 0.03
MX1 49.7 ± 4.3 53.1 ± 3.6 96.8 ± 4.2 133.8 ± 4.8 0.94 ± 0.12 0.37 ± 0.03
MX2 48.6 ± 4.2 48.7 ± 3.2 89.9 ± 3.9 135.5 ± 4.8 1.00 ± 0.12 0.36 ± 0.03
MX3 52.2 ± 4.5 51.5 ± 3.5 94.3 ± 4.1 134.4 ± 4.8 1.02 ± 0.13 0.39 ± 0.03
RH8 -6.1 ± 5.9 3.1 ± 0.2 6.0 ± 0.3 144.0 ± 5.1 -2.04 ± 1.97 -0.04 ± 0.04
RH9 -8.2 ± 6.0 3.0 ± 0.2 5.8 ± 0.3 144.0 ± 5.1 -2.81 ± 2.05 -0.06 ± 0.04
RH10 -8.2 ± 6.0 3.0 ± 0.2 5.8 ± 0.3 144.0 ± 5.1 -2.81 ± 2.05 -0.06 ± 0.04
Average 21.2 29.0 53.9 139.4 -0.4 0.2
Median 48.6 37.3 70.8 140.3 0.9 0.4
Deviation 35.3 22.6 41.5 4.4 1.9 0.3

Downstream wave speeds and mach numbers (About, Top)

Method
dV
Slow
Intermediate
Fast
Slow
Mach
Fast
Mach
MC 144.9 ± 7.2 19.5 ± 3.0 49.6 ± 9.1 107.2 ± 13.7 7.60 ± 1.24 1.37 ± 0.19
VC -54.2 ± 11.8 22.5 ± 3.5 56.8 ± 10.4 106.6 ± 13.9 -2.47 ± 0.70 -0.52 ± 0.14
MX1 109.7 ± 10.5 31.6 ± 5.4 77.7 ± 14.2 104.1 ± 15.0 3.56 ± 0.70 1.07 ± 0.17
MX2 107.4 ± 9.2 29.1 ± 4.8 72.2 ± 13.2 104.9 ± 14.6 3.78 ± 0.69 1.04 ± 0.16
MX3 117.0 ± 10.2 30.7 ± 5.1 75.7 ± 13.9 104.4 ± 14.9 3.91 ± 0.75 1.14 ± 0.18
RH8 -13.1 ± 6.6 1.9 ± 0.3 4.8 ± 0.9 109.1 ± 13.0 -7.48 ± 4.51 -0.12 ± 0.05
RH9 -17.6 ± 6.6 1.8 ± 0.3 4.7 ± 0.9 109.1 ± 13.0 -10.19 ± 4.92 -0.16 ± 0.05
RH10 -17.6 ± 6.6 1.8 ± 0.3 4.7 ± 0.9 109.1 ± 13.0 -10.19 ± 4.92 -0.16 ± 0.05
Average 47.1 17.3 43.3 106.8 -1.4 0.5
Median 107.4 22.5 56.8 107.2 3.6 1.0
Deviation 79.5 13.5 33.3 2.2 7.1 0.8

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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