CfA Interplanetary Shock Database - Individual Event Detail
 

Database: Wind Shock Analysis
Event ID: 20133131523
Observation time: 11/09/2013 313.64161 1523 [UT]

Wind spacecraft

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Wave speed and Mach numbers
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Individual equations
Shock speed
Theta Bn
Mach numbers


General Information (About, Top)

Year 2013
Fractional day of year 313.641615
Arrival time of shock [seconds of day] 55435.5 ± 20.0
Shock type FR
Electron data availability 0
X GSE location of spacecraft [Re] 247.752
Y GSE location of spacecraft [Re] -64.067
Z GSE location of spacecraft [Re] 19.124
Upstream plasma points selected for analysis 0008
Upstream field points selected for analysis 0246
Downstream plasma points selected for analysis 0007
Downstream field points selected for analysis 0241
Minimum chisq/dof for RH8,RH9,RH10 8.78, 12.15, 12.85
Event added to database
Tue Jun 10 23:49:43 2014
Event last processed
Wed Jun 11 02:30:40 2014
Method selected
RH08
Propagation delay to Earth [minutes]
59.224 ± 1.410

Asymptotic plasma parameters (About, Top)

Parameter
Upstream
Downstream
Vx GSE [km/s] -550.2 ± 7.4 -617.9 ± 7.4
Vy GSE [km/s] 10.1 ± 15.7 -12.3 ± 3.2
Vz GSE [km/s] 52.5 ± 5.0 15.8 ± 4.0
Wi [km/s] 70.3 ± 7.8 59.9 ± 3.5
We [km/s] 2221.6 ± 245.3 1895.5 ± 109.2
Ni [n/cc] 4.3 ± 0.4 2.5 ± 0.1
Bx GSE [nT] -4.2 ± 0.8 -1.5 ± 0.8
By GSE [nT] 4.7 ± 3.8 3.2 ± 0.2
Bz GSE [nT] 2.0 ± 1.4 -1.0 ± 0.4
Plasma Beta
0.814 ± 0.855
1.368 ± 1.337
Sound Speed [km/s]
90.70 ± 10.01
77.38 ± 4.46
Alfven Speed [km/s]
79.91 ± 14.16
51.67 ± 3.13

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

Method Nx Ny Nz Theta [degrees] Phi [degrees]
MC -0.978 ± 0.195 0.163 ± 1.022 -0.127 ± 0.126 -7.28 ± 43.31 170.52 ± 59.86
VC -0.848 ± 0.068 -0.268 ± 0.158 -0.457 ± 0.423 -27.22 ± 6.15 197.55 ± 10.64
MX1 -0.921 ± 0.214 -0.097 ± 0.711 -0.378 ± 0.359 -22.22 ± 30.58 186.02 ± 44.24
MX2 -0.908 ± 0.081 0.026 ± 0.529 -0.419 ± 0.392 -24.76 ± 10.88 178.35 ± 33.38
MX3 -0.775 ± 0.125 -0.198 ± 0.170 -0.600 ± 0.515 -36.87 ± 11.53 194.33 ± 12.37
RH08 -0.984 ± 0.004 -0.078 ± 0.026 -0.162 ± 0.161 -9.32 ± 1.30 184.51 ± 1.51
RH09 -0.917 ± 0.027 0.400 ± 0.063 0.006 ± 0.006 0.32 ± 4.05 156.43 ± 3.94
RH10 -0.923 ± 0.026 0.384 ± 0.063 0.017 ± 0.017 0.96 ± 4.05 157.44 ± 3.91
Average -0.907 0.042 -0.265 -15.801 178.143
Median -0.917 0.026 -0.162 -9.324 184.513
Deviation 0.068 0.253 0.229 13.895 15.580

Key shock parameters (About, Top)

Method ThetaBn Shock Speed Compression
MC 49.6 ± 13.6 442.8 ± 4.4 0.59 ± 0.06
VC 76.8 ± 14.9 331.0 ± 4.3 0.59 ± 0.06
MX1 66.9 ± 13.6 374.3 ± 4.4 0.59 ± 0.06
MX2 63.8 ± 11.6 370.4 ± 4.4 0.59 ± 0.06
MX3 79.4 ± 12.0 284.2 ± 4.2 0.59 ± 0.06
RH08 59.5 ± 16.3 427.5 ± 4.3 0.59 ± 0.06
RH09 38.8 ± 12.4 439.1 ± 4.4 0.59 ± 0.06
RH10 39.0 ± 12.5 442.1 ± 32.6 0.59 ± 0.06
Average 59.2 388.9 0.59
Median 63.8 427.5 0.59
Deviation 15.6 59.3 0.00

Upstream wave speeds and mach numbers (About, Top)

Method
dV
Slow
Intermediate
Fast
Slow
Mach
Fast
Mach
MC -90.5 ± 7.2 40.9 ± 5.2 51.7 ± 9.2 114.1 ± 13.8 -2.25 ± 0.41 -0.81 ± 0.14
VC -108.8 ± 6.7 13.7 ± 1.7 18.3 ± 3.2 120.4 ± 14.6 -8.06 ± 1.32 -0.92 ± 0.15
MX1 -111.4 ± 5.9 23.8 ± 3.0 31.3 ± 5.6 118.8 ± 14.4 -4.76 ± 0.78 -0.95 ± 0.16
MX2 -107.3 ± 5.5 27.0 ± 3.4 35.3 ± 6.3 118.2 ± 14.3 -4.05 ± 0.68 -0.92 ± 0.16
MX3 -108.8 ± 5.4 11.0 ± 1.4 14.7 ± 2.6 120.7 ± 14.6 -10.05 ± 1.64 -0.92 ± 0.15
RH8 -104.4 ± 6.9 31.2 ± 3.9 40.5 ± 7.2 117.1 ± 14.1 -3.40 ± 0.57 -0.91 ± 0.15
RH9 -69.6 ± 9.1 51.1 ± 6.5 62.3 ± 11.0 109.9 ± 13.2 -1.39 ± 0.30 -0.64 ± 0.13
RH10 -70.7 ± 9.0 51.0 ± 6.5 62.1 ± 11.0 109.9 ± 13.2 -1.41 ± 0.30 -0.65 ± 0.13
Average -96.4 31.2 39.5 116.1 -4.4 -0.8
Median -104.4 31.2 40.5 118.2 -3.4 -0.9
Deviation 17.5 15.4 18.2 4.4 3.1 0.1

Downstream wave speeds and mach numbers (About, Top)

Method
dV
Slow
Intermediate
Fast
Slow
Mach
Fast
Mach
MC -157.7 ± 6.8 29.2 ± 1.2 33.5 ± 2.0 88.4 ± 3.5 -5.40 ± 0.32 -1.78 ± 0.05
VC -188.9 ± 7.0 9.9 ± 0.4 11.8 ± 0.7 92.6 ± 3.5 -19.16 ± 0.85 -2.04 ± 0.06
MX1 -189.8 ± 7.0 17.1 ± 0.7 20.3 ± 1.2 91.5 ± 3.5 -11.11 ± 0.53 -2.07 ± 0.06
MX2 -183.5 ± 6.6 19.4 ± 0.7 22.8 ± 1.4 91.1 ± 3.5 -9.49 ± 0.45 -2.02 ± 0.06
MX3 -187.6 ± 6.5 7.9 ± 0.3 9.5 ± 0.6 92.8 ± 3.5 -23.70 ± 0.96 -2.02 ± 0.06
RH8 -178.7 ± 7.4 22.4 ± 0.9 26.2 ± 1.6 90.4 ± 3.5 -8.00 ± 0.43 -1.98 ± 0.06
RH9 -122.5 ± 6.0 36.3 ± 1.5 40.3 ± 2.4 85.8 ± 3.6 -3.38 ± 0.24 -1.43 ± 0.04
RH10 -124.0 ± 6.1 36.2 ± 1.5 40.2 ± 2.4 85.8 ± 3.6 -3.43 ± 0.24 -1.45 ± 0.04
Average -166.6 22.3 25.6 89.8 -10.5 -1.8
Median -178.7 22.4 26.2 91.1 -8.0 -2.0
Deviation 28.7 10.9 11.8 2.8 7.4 0.3

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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