CfA Interplanetary Shock Database - Individual Event Detail
 

Database: Wind Shock Analysis
Event ID: 20013281359
Observation time: 11/24/2001 328.58276 1359 [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 2001
Fractional day of year 328.582763
Arrival time of shock [seconds of day] 50350.7 ± 60.0
Shock type FR
Electron data availability 0
X GSE location of spacecraft [Re] 18.859
Y GSE location of spacecraft [Re] -78.661
Z GSE location of spacecraft [Re] 6.920
Upstream plasma points selected for analysis 0006
Upstream field points selected for analysis 0192
Downstream plasma points selected for analysis 0009
Downstream field points selected for analysis 0274
Minimum chisq/dof for RH8,RH9,RH10 6.29, 13.73, 14.07
Event added to database
Mon Feb 14 11:16:34 2005
Event last processed
Mon Mar 30 22:08:55 2009
Method selected
RH08
Propagation delay to Earth [minutes]
1.642 ± 0.208

Asymptotic plasma parameters (About, Top)

Parameter
Upstream
Downstream
Vx GSE [km/s] -903.2 ± 16.6 -1009.3 ± 5.3
Vy GSE [km/s] -95.2 ± 14.8 -59.6 ± 10.0
Vz GSE [km/s] -143.7 ± 10.5 -147.2 ± 8.7
Wi [km/s] 100.0 ± 21.2 69.9 ± 13.7
We [km/s] 3163.6 ± 671.8 2211.7 ± 433.7
Ni [n/cc] 21.2 ± 7.3 7.3 ± 0.8
Bx GSE [nT] 15.4 ± 3.2 12.0 ± 0.8
By GSE [nT] 21.7 ± 2.6 11.7 ± 1.6
Bz GSE [nT] -7.4 ± 7.4 -5.9 ± 2.0
Plasma Beta
0.524 ± 0.503
0.246 ± 0.246
Sound Speed [km/s]
129.16 ± 27.43
90.29 ± 17.70
Alfven Speed [km/s]
141.37 ± 32.67
145.19 ± 10.09

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

Method Nx Ny Nz Theta [degrees] Phi [degrees]
MC -0.963 ± 0.145 -0.166 ± 0.489 0.211 ± 0.208 12.20 ± 32.55 189.75 ± 29.08
VC -0.946 ± 0.053 0.324 ± 0.153 -0.024 ± 0.024 -1.37 ± 6.15 161.11 ± 9.28
MX1 -0.951 ± 0.082 0.305 ± 0.255 0.043 ± 0.043 2.47 ± 6.09 162.20 ± 15.39
MX2 -0.943 ± 0.122 0.333 ± 0.345 -0.013 ± 0.013 -0.75 ± 9.96 160.53 ± 20.95
MX3 -0.955 ± 0.059 0.281 ± 0.194 0.092 ± 0.092 5.29 ± 9.53 163.63 ± 11.63
RH08 -0.992 ± 0.002 -0.078 ± 0.017 -0.095 ± 0.095 -5.45 ± 0.98 184.51 ± 1.01
RH09 -0.996 ± 0.006 -0.079 ± 0.068 -0.050 ± 0.050 -2.88 ± 4.06 184.51 ± 3.91
RH10 -0.996 ± 0.006 -0.079 ± 0.068 -0.050 ± 0.050 -2.88 ± 4.06 184.51 ± 3.91
Average -0.968 0.105 0.014 0.827 173.845
Median -0.955 0.281 -0.013 -0.753 184.513
Deviation 0.023 0.222 0.099 5.684 12.950

Key shock parameters (About, Top)

Method ThetaBn Shock Speed Compression
MC 45.3 ± 5.4 804.1 ± 39.2 0.38 ± 0.11
VC 74.7 ± 7.9 760.3 ± 42.5 0.38 ± 0.11
MX1 72.7 ± 7.1 758.0 ± 41.6 0.38 ± 0.11
MX2 75.1 ± 7.8 754.7 ± 42.3 0.38 ± 0.11
MX3 70.7 ± 6.6 758.3 ± 40.9 0.38 ± 0.11
RH08 54.4 ± 10.1 858.4 ± 44.6 0.38 ± 0.11
RH09 53.5 ± 9.5 854.3 ± 44.1 0.38 ± 0.11
RH10 53.5 ± 9.5 854.3 ± 44.1 0.38 ± 0.11
Average 62.5 800.3 0.38
Median 70.7 804.1 0.38
Deviation 12.0 48.5 0.00

Upstream wave speeds and mach numbers (About, Top)

Method
dV
Slow
Intermediate
Fast
Slow
Mach
Fast
Mach
MC -51.3 ± 16.1 71.9 ± 14.9 99.5 ± 23.0 177.9 ± 37.4 -0.75 ± 0.29 -0.30 ± 0.12
VC -66.7 ± 13.9 25.2 ± 5.2 37.3 ± 8.6 190.3 ± 39.9 -2.80 ± 0.96 -0.37 ± 0.13
MX1 -65.9 ± 13.5 28.5 ± 5.9 42.0 ± 9.7 189.8 ± 39.8 -2.45 ± 0.83 -0.37 ± 0.13
MX2 -67.0 ± 13.7 24.6 ± 5.1 36.4 ± 8.4 190.3 ± 39.9 -2.88 ± 0.98 -0.37 ± 0.13
MX3 -64.7 ± 13.3 31.7 ± 6.6 46.7 ± 10.8 189.3 ± 39.7 -2.15 ± 0.72 -0.36 ± 0.12
RH8 -59.0 ± 17.8 57.9 ± 12.0 82.3 ± 19.0 183.0 ± 38.5 -1.08 ± 0.43 -0.34 ± 0.14
RH9 -59.7 ± 17.6 59.2 ± 12.3 84.1 ± 19.4 182.6 ± 38.4 -1.07 ± 0.42 -0.35 ± 0.14
RH10 -59.7 ± 17.6 59.2 ± 12.3 84.1 ± 19.4 182.6 ± 38.4 -1.07 ± 0.42 -0.35 ± 0.14
Average -61.7 44.8 64.0 185.7 -1.8 -0.4
Median -59.7 57.9 82.3 189.3 -1.1 -0.3
Deviation 5.4 19.1 25.8 4.8 0.9 0.0

Downstream wave speeds and mach numbers (About, Top)

Method
dV
Slow
Intermediate
Fast
Slow
Mach
Fast
Mach
MC -146.9 ± 5.2 56.6 ± 9.3 102.2 ± 7.1 162.0 ± 9.2 -2.67 ± 0.55 -0.91 ± 0.04
VC -178.6 ± 4.2 20.1 ± 3.1 38.3 ± 2.7 170.6 ± 10.2 -9.14 ± 1.90 -1.05 ± 0.06
MX1 -177.5 ± 4.2 22.7 ± 3.5 43.1 ± 3.0 170.3 ± 10.2 -8.05 ± 1.68 -1.05 ± 0.06
MX2 -178.9 ± 4.2 19.6 ± 3.0 37.4 ± 2.6 170.6 ± 10.2 -9.39 ± 1.95 -1.05 ± 0.06
MX3 -175.7 ± 4.2 25.3 ± 3.9 48.0 ± 3.3 169.9 ± 10.1 -7.15 ± 1.50 -1.04 ± 0.06
RH8 -161.9 ± 6.3 45.8 ± 7.3 84.6 ± 5.9 165.5 ± 9.6 -3.63 ± 0.72 -0.98 ± 0.04
RH9 -162.7 ± 6.0 46.8 ± 7.5 86.3 ± 6.0 165.2 ± 9.5 -3.57 ± 0.71 -0.99 ± 0.04
RH10 -162.7 ± 6.0 46.8 ± 7.5 86.3 ± 6.0 165.2 ± 9.5 -3.57 ± 0.71 -0.99 ± 0.04
Average -168.1 35.5 65.8 167.4 -5.9 -1.0
Median -162.7 45.8 84.6 169.9 -3.6 -1.0
Deviation 11.5 15.0 26.5 3.3 2.8 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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