CfA Interplanetary Shock Database - Individual Event Detail
 

Database: Wind Shock Analysis
Event ID: 20062341648
Observation time: 08/22/2006 234.70002 1648 [UT]

Wind spacecraft

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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 2006
Fractional day of year 234.700017
Arrival time of shock [seconds of day] 60481.5 ± 20.0
Shock type FR
Electron data availability 0
X GSE location of spacecraft [Re] 222.470
Y GSE location of spacecraft [Re] -100.079
Z GSE location of spacecraft [Re] -1.559
Upstream plasma points selected for analysis 0006
Upstream field points selected for analysis 0193
Downstream plasma points selected for analysis 0007
Downstream field points selected for analysis 0204
Minimum chisq/dof for RH8,RH9,RH10 3.87, 7.60, 7.88
Event added to database
Tue Sep 24 15:50:40 2013
Event last processed
Tue Sep 24 17:06:17 2013
Method selected
RH08
Propagation delay to Earth [minutes]
54.453 ± 2.297

Asymptotic plasma parameters (About, Top)

Parameter
Upstream
Downstream
Vx GSE [km/s] -467.7 ± 2.1 -487.7 ± 4.0
Vy GSE [km/s] -4.6 ± 3.0 6.8 ± 1.8
Vz GSE [km/s] 9.0 ± 3.1 5.9 ± 0.9
Wi [km/s] 32.9 ± 0.4 30.2 ± 1.5
We [km/s] 1041.9 ± 13.4 954.4 ± 47.4
Ni [n/cc] 5.0 ± 0.1 3.3 ± 0.2
Bx GSE [nT] 2.2 ± 0.2 2.6 ± 0.3
By GSE [nT] 2.6 ± 0.2 1.7 ± 0.1
Bz GSE [nT] -3.8 ± 0.4 -2.4 ± 0.3
Plasma Beta
0.434 ± 0.428
0.403 ± 0.406
Sound Speed [km/s]
42.53 ± 0.55
38.96 ± 1.93
Alfven Speed [km/s]
50.18 ± 2.08
47.80 ± 1.83

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

Method Nx Ny Nz Theta [degrees] Phi [degrees]
MC -0.965 ± 0.050 -0.126 ± 0.231 0.231 ± 0.226 13.34 ± 9.93 187.42 ± 13.72
VC -0.855 ± 0.090 0.503 ± 0.151 -0.130 ± 0.129 -7.46 ± 7.15 149.54 ± 10.12
MX1 -0.937 ± 0.038 0.098 ± 0.171 0.336 ± 0.323 19.63 ± 5.75 174.01 ± 10.44
MX2 -0.950 ± 0.030 0.037 ± 0.200 0.309 ± 0.298 17.97 ± 5.34 177.74 ± 12.03
MX3 -0.894 ± 0.065 0.228 ± 0.144 0.386 ± 0.365 22.67 ± 8.26 165.68 ± 9.17
RH08 -0.978 ± 0.004 0.009 ± 0.032 0.207 ± 0.204 11.93 ± 1.23 179.50 ± 1.88
RH09 -0.960 ± 0.020 0.161 ± 0.070 0.229 ± 0.225 13.24 ± 3.97 170.47 ± 4.17
RH10 -0.960 ± 0.020 0.161 ± 0.070 0.229 ± 0.225 13.24 ± 3.97 170.47 ± 4.17
Average -0.937 0.134 0.224 13.070 171.855
Median -0.950 0.161 0.231 13.337 174.009
Deviation 0.042 0.185 0.156 9.120 11.212

Key shock parameters (About, Top)

Method ThetaBn Shock Speed Compression
MC 49.9 ± 3.1 421.5 ± 1.0 0.66 ± 0.03
VC 89.6 ± 2.7 352.9 ± 1.1 0.66 ± 0.03
MX1 53.4 ± 2.6 405.6 ± 1.0 0.66 ± 0.03
MX2 52.2 ± 2.8 413.2 ± 1.0 0.66 ± 0.03
MX3 56.8 ± 2.5 384.1 ± 1.0 0.66 ± 0.03
RH08 55.7 ± 2.9 424.3 ± 1.0 0.66 ± 0.03
RH09 60.4 ± 2.7 411.7 ± 1.0 0.66 ± 0.03
RH10 60.4 ± 2.7 411.7 ± 6.5 0.66 ± 0.03
Average 59.8 403.1 0.66
Median 56.8 411.7 0.66
Deviation 12.6 23.7 0.00

Upstream wave speeds and mach numbers (About, Top)

Method
dV
Slow
Intermediate
Fast
Slow
Mach
Fast
Mach
MC -32.4 ± 1.9 22.2 ± 0.3 32.3 ± 1.3 61.9 ± 1.3 -1.46 ± 0.10 -0.52 ± 0.04
VC -43.3 ± 1.6 0.2 ± 0.0 0.3 ± 0.0 65.8 ± 1.4 -193.64 ± 7.47 -0.66 ± 0.03
MX1 -35.1 ± 1.6 20.3 ± 0.3 29.9 ± 1.2 62.6 ± 1.3 -1.73 ± 0.10 -0.56 ± 0.03
MX2 -33.9 ± 1.7 20.9 ± 0.3 30.7 ± 1.3 62.4 ± 1.3 -1.62 ± 0.10 -0.54 ± 0.03
MX3 -36.5 ± 1.7 18.5 ± 0.3 27.5 ± 1.1 63.1 ± 1.3 -1.97 ± 0.11 -0.58 ± 0.03
RH8 -35.1 ± 1.8 19.1 ± 0.3 28.3 ± 1.2 63.0 ± 1.3 -1.84 ± 0.11 -0.56 ± 0.04
RH9 -38.6 ± 1.6 16.5 ± 0.2 24.8 ± 1.0 63.7 ± 1.3 -2.34 ± 0.12 -0.61 ± 0.03
RH10 -38.6 ± 1.6 16.5 ± 0.2 24.8 ± 1.0 63.7 ± 1.3 -2.34 ± 0.12 -0.61 ± 0.03
Average -36.7 16.8 24.8 63.3 -25.9 -0.6
Median -35.1 19.1 28.3 63.1 -1.8 -0.6
Deviation 3.4 7.0 10.2 1.2 67.8 0.0

Downstream wave speeds and mach numbers (About, Top)

Method
dV
Slow
Intermediate
Fast
Slow
Mach
Fast
Mach
MC -49.5 ± 3.9 20.6 ± 0.5 30.8 ± 1.2 58.2 ± 0.8 -2.41 ± 0.24 -0.85 ± 0.06
VC -66.6 ± 3.0 0.2 ± 0.0 0.3 ± 0.0 61.7 ± 0.8 -320.35 ± 18.98 -1.08 ± 0.05
MX1 -53.9 ± 3.5 18.9 ± 0.4 28.5 ± 1.1 58.8 ± 0.8 -2.86 ± 0.24 -0.92 ± 0.06
MX2 -52.4 ± 3.6 19.4 ± 0.4 29.3 ± 1.1 58.6 ± 0.8 -2.70 ± 0.24 -0.89 ± 0.06
MX3 -55.8 ± 3.2 17.2 ± 0.4 26.2 ± 1.0 59.3 ± 0.8 -3.25 ± 0.25 -0.94 ± 0.05
RH8 -54.2 ± 3.8 17.7 ± 0.4 26.9 ± 1.0 59.1 ± 0.8 -3.06 ± 0.27 -0.92 ± 0.06
RH9 -59.0 ± 3.6 15.4 ± 0.3 23.6 ± 0.9 59.8 ± 0.8 -3.84 ± 0.30 -0.99 ± 0.06
RH10 -59.0 ± 3.6 15.4 ± 0.3 23.6 ± 0.9 59.8 ± 0.8 -3.84 ± 0.30 -0.99 ± 0.06
Average -56.3 15.6 23.6 59.4 -42.8 -0.9
Median -54.2 17.7 26.9 59.3 -3.1 -0.9
Deviation 5.2 6.5 9.8 1.1 112.2 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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