CfA Interplanetary Shock Database - Individual Event Detail
 

Database: Wind Shock Analysis
Event ID: 20131702214
Observation time: 06/19/2013 170.92682 2214 [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 2013
Fractional day of year 170.926823
Arrival time of shock [seconds of day] 80077.5 ± 30.0
Shock type FF
Electron data availability 0
X GSE location of spacecraft [Re] 212.744
Y GSE location of spacecraft [Re] -91.945
Z GSE location of spacecraft [Re] -1.100
Upstream plasma points selected for analysis 0003
Upstream field points selected for analysis 0188
Downstream plasma points selected for analysis 0003
Downstream field points selected for analysis 0240
Minimum chisq/dof for RH8,RH9,RH10 66.81, Infinity,-12776.17
Event added to database
Tue Oct 8 15:43:27 2013
Event last processed
Tue Oct 8 17:19:42 2013
Method selected
RH08
Propagation delay to Earth [minutes]
106.325 ± 2376.729

Asymptotic plasma parameters (About, Top)

Parameter
Upstream
Downstream
Vx GSE [km/s] -287.3 ± 0.8 -304.9 ± 1.0
Vy GSE [km/s] -8.1 ± 0.1 -6.8 ± 1.7
Vz GSE [km/s] -10.7 ± 0.8 -15.6 ± 1.0
Wi [km/s] 18.8 ± 0.4 19.8 ± 0.8
We [km/s] 595.4 ± 11.6 627.2 ± 24.0
Ni [n/cc] 17.2 ± 0.0 24.5 ± 0.9
Bx GSE [nT] 1.3 ± 0.1 2.1 ± 0.3
By GSE [nT] -4.5 ± 0.1 -7.3 ± 0.1
Bz GSE [nT] -5.2 ± 0.1 -5.6 ± 0.0
Plasma Beta
0.260 ± 0.262
0.230 ± 0.219
Sound Speed [km/s]
24.31 ± 0.47
25.61 ± 0.98
Alfven Speed [km/s]
36.91 ± 0.17
41.48 ± 1.32

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

Method Nx Ny Nz Theta [degrees] Phi [degrees]
MC -0.824 ± 0.700 0.327 ± 0.941 -0.463 ± 0.427 -27.57 ± 79.89 158.36 ± 63.32
VC -0.962 ± 0.020 0.065 ± 0.078 -0.264 ± 0.258 -15.32 ± 4.11 176.12 ± 4.62
MX1 -0.846 ± 0.030 -0.161 ± 0.080 -0.507 ± 0.459 -30.49 ± 2.93 190.80 ± 5.38
MX2 -0.877 ± 0.029 -0.178 ± 0.083 -0.446 ± 0.413 -26.46 ± 3.14 191.48 ± 5.44
MX3 -0.926 ± 0.030 -0.210 ± 0.090 -0.314 ± 0.303 -18.29 ± 4.12 192.75 ± 5.58
RH08 -0.001 ± 0.074 0.210 ± 0.061 -0.978 ± 0.286 -77.86 ± 3.57 90.25 ± 20.06
RH09 -0.000 ± 0.035 -0.000 ± 0.000 -1.000 ± 0.000 -90.00 ± 2.00 0.00 ± 2.00
RH10 -0.208 ± 0.069 0.956 ± 0.021 0.207 ± 0.204 11.93 ± 3.97 102.28 ± 4.16
Average -0.581 0.126 -0.471 -34.259 137.754
Median -0.824 0.065 -0.446 -26.462 176.116
Deviation 0.430 0.386 0.390 33.541 68.777

Key shock parameters (About, Top)

Method ThetaBn Shock Speed Compression
MC 88.5 ± 0.5 298.5 ± 2.4 1.42 ± 0.05
VC 88.2 ± 0.7 343.6 ± 2.4 1.42 ± 0.05
MX1 71.5 ± 0.7 310.6 ± 1.6 1.42 ± 0.05
MX2 74.0 ± 0.8 319.9 ± 1.7 1.42 ± 0.05
MX3 79.1 ± 0.9 333.6 ± 1.9 1.42 ± 0.05
RH08 53.9 ± 0.8 25.6 ± 0.9 1.42 ± 0.05
RH09 42.2 ± 0.7 26.7 ± 0.9 1.42 ± 0.05
RH10 36.1 ± 0.8 61.8 ± 6.4 1.42 ± 0.05
Average 66.7 215.0 1.42
Median 74.0 310.6 1.42
Deviation 20.2 147.6 0.00

Upstream wave speeds and mach numbers (About, Top)

Method
dV
Slow
Intermediate
Fast
Slow
Mach
Fast
Mach
MC 59.5 ± 0.3 0.5 ± 0.0 0.9 ± 0.0 44.2 ± 0.2 114.20 ± 1.92 1.35 ± 0.01
VC 64.8 ± 0.5 0.6 ± 0.0 1.1 ± 0.0 44.2 ± 0.2 102.73 ± 2.01 1.47 ± 0.02
MX1 60.7 ± 0.3 6.5 ± 0.1 11.7 ± 0.1 43.7 ± 0.2 9.32 ± 0.16 1.39 ± 0.01
MX2 61.7 ± 0.3 5.7 ± 0.1 10.2 ± 0.0 43.8 ± 0.2 10.91 ± 0.19 1.41 ± 0.02
MX3 62.5 ± 0.5 3.9 ± 0.1 7.0 ± 0.0 44.0 ± 0.2 16.20 ± 0.31 1.42 ± 0.02
RH8 16.5 ± 0.8 12.5 ± 0.2 21.7 ± 0.1 42.4 ± 0.2 1.32 ± 0.06 0.39 ± 0.02
RH9 16.0 ± 0.8 16.2 ± 0.2 27.3 ± 0.1 41.1 ± 0.2 0.99 ± 0.05 0.39 ± 0.02
RH10 12.0 ± 0.4 18.0 ± 0.3 29.8 ± 0.1 40.4 ± 0.2 0.67 ± 0.03 0.30 ± 0.01
Average 44.2 8.0 13.7 43.0 32.0 1.0
Median 60.7 6.5 11.7 43.8 10.9 1.4
Deviation 24.4 6.8 11.3 1.5 47.6 0.5

Downstream wave speeds and mach numbers (About, Top)

Method
dV
Slow
Intermediate
Fast
Slow
Mach
Fast
Mach
MC 42.4 ± 1.2 0.6 ± 0.0 1.1 ± 0.0 48.8 ± 0.9 75.78 ± 0.35 0.87 ± 0.03
VC 46.5 ± 0.9 0.7 ± 0.0 1.3 ± 0.0 48.8 ± 0.9 68.74 ± 0.39 0.95 ± 0.03
MX1 43.5 ± 0.4 7.0 ± 0.2 13.2 ± 0.4 48.3 ± 0.9 6.24 ± 0.10 0.90 ± 0.01
MX2 44.3 ± 0.4 6.1 ± 0.1 11.5 ± 0.4 48.4 ± 0.9 7.31 ± 0.12 0.92 ± 0.02
MX3 45.0 ± 0.4 4.1 ± 0.1 7.9 ± 0.3 48.6 ± 0.9 10.87 ± 0.17 0.93 ± 0.02
RH8 11.5 ± 0.9 13.3 ± 0.3 24.4 ± 0.8 46.9 ± 0.9 0.86 ± 0.07 0.25 ± 0.01
RH9 11.2 ± 1.0 17.2 ± 0.5 30.7 ± 1.0 45.6 ± 1.0 0.65 ± 0.06 0.25 ± 0.02
RH10 8.1 ± 1.9 19.1 ± 0.5 33.5 ± 1.1 44.8 ± 1.0 0.42 ± 0.09 0.18 ± 0.05
Average 31.6 8.5 15.4 47.5 21.4 0.7
Median 43.5 7.0 13.2 48.4 7.3 0.9
Deviation 17.7 7.2 12.7 1.5 31.7 0.4

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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