CfA Interplanetary Shock Database - Individual Event Detail
 

Database: Wind Shock Analysis
Event ID: 20051480323
Observation time: 05/28/2005 148.14127 0323 [UT]

Wind spacecraft

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Asymptotic parameters
Shock front normals
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Wave speed and Mach numbers
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Selected
Simple methods
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Individual equations
Shock speed
Theta Bn
Mach numbers


General Information (About, Top)

Year 2005
Fractional day of year 148.141267
Arrival time of shock [seconds of day] 12205.5 ± 30.0
Shock type FF
Electron data availability 0
X GSE location of spacecraft [Re] 222.180
Y GSE location of spacecraft [Re] 100.130
Z GSE location of spacecraft [Re] 6.570
Upstream plasma points selected for analysis 0010
Upstream field points selected for analysis 0301
Downstream plasma points selected for analysis 0008
Downstream field points selected for analysis 0255
Minimum chisq/dof for RH8,RH9,RH10 8.34, 17.54, 18.47
Event added to database
Mon Sep 23 16:47:47 2013
Event last processed
Tue Sep 24 16:13:24 2013
Method selected
RH08
Propagation delay to Earth [minutes]
63.661 ± 2.931

Asymptotic plasma parameters (About, Top)

Parameter
Upstream
Downstream
Vx GSE [km/s] -276.0 ± 1.7 -312.0 ± 3.4
Vy GSE [km/s] -5.5 ± 0.8 -18.6 ± 1.1
Vz GSE [km/s] -30.2 ± 5.6 -48.1 ± 3.6
Wi [km/s] 14.7 ± 0.8 19.1 ± 0.7
We [km/s] 466.4 ± 26.0 603.3 ± 21.0
Ni [n/cc] 10.2 ± 0.7 20.7 ± 0.5
Bx GSE [nT] -2.2 ± 0.2 -1.8 ± 0.9
By GSE [nT] 1.5 ± 0.1 5.9 ± 1.1
Bz GSE [nT] 1.3 ± 0.2 1.1 ± 1.1
Plasma Beta
0.538 ± 0.562
0.379 ± 0.357
Sound Speed [km/s]
19.04 ± 1.06
24.63 ± 0.86
Alfven Speed [km/s]
20.37 ± 1.87
31.15 ± 1.54

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

Method Nx Ny Nz Theta [degrees] Phi [degrees]
MC -0.915 ± 0.136 0.128 ± 0.247 0.383 ± 0.363 22.54 ± 19.85 172.01 ± 15.42
VC -0.851 ± 0.066 -0.311 ± 0.040 -0.423 ± 0.396 -25.01 ± 9.30 200.05 ± 2.18
MX1 -0.994 ± 0.020 0.109 ± 0.186 -0.007 ± 0.007 -0.40 ± 15.79 173.75 ± 10.71
MX2 -0.930 ± 0.056 0.047 ± 0.141 -0.365 ± 0.347 -21.38 ± 8.78 177.09 ± 8.71
MX3 -0.877 ± 0.067 0.027 ± 0.129 -0.480 ± 0.439 -28.67 ± 7.94 178.21 ± 8.43
RH08 -0.972 ± 0.004 0.060 ± 0.017 -0.229 ± 0.225 -13.24 ± 0.93 176.49 ± 0.99
RH09 -0.949 ± 0.022 0.159 ± 0.064 0.274 ± 0.267 15.89 ± 4.06 170.47 ± 3.86
RH10 -0.957 ± 0.020 0.161 ± 0.070 0.240 ± 0.235 13.90 ± 3.98 170.47 ± 4.17
Average -0.931 0.048 -0.076 -4.546 177.319
Median -0.930 0.109 -0.007 -0.399 176.490
Deviation 0.048 0.153 0.344 20.242 9.658

Key shock parameters (About, Top)

Method ThetaBn Shock Speed Compression
MC 23.9 ± 1.8 290.6 ± 1.0 2.02 ± 0.14
VC 73.1 ± 1.2 335.5 ± 0.8 2.02 ± 0.14
MX1 37.8 ± 1.3 345.0 ± 0.9 2.02 ± 0.14
MX2 56.5 ± 1.6 347.8 ± 0.8 2.02 ± 0.14
MX3 63.1 ± 1.7 337.0 ± 0.8 2.02 ± 0.14
RH08 49.5 ± 1.4 353.2 ± 0.9 2.02 ± 0.14
RH09 25.1 ± 1.4 308.5 ± 0.9 2.02 ± 0.14
RH10 26.1 ± 1.3 313.5 ± 8.2 2.02 ± 0.14
Average 44.4 328.9 2.02
Median 49.5 337.0 2.02
Deviation 19.0 22.2 0.00

Upstream wave speeds and mach numbers (About, Top)

Method
dV
Slow
Intermediate
Fast
Slow
Mach
Fast
Mach
MC 50.5 ± 3.5 15.0 ± 0.7 18.6 ± 1.7 23.5 ± 1.3 3.37 ± 0.36 2.15 ± 0.19
VC 86.1 ± 1.5 4.1 ± 0.2 5.9 ± 0.5 27.6 ± 1.4 21.24 ± 1.04 3.12 ± 0.17
MX1 71.1 ± 1.6 12.1 ± 0.6 16.1 ± 1.5 25.1 ± 1.3 5.87 ± 0.37 2.83 ± 0.16
MX2 80.4 ± 1.0 8.0 ± 0.4 11.3 ± 1.0 26.8 ± 1.4 10.09 ± 0.48 3.01 ± 0.16
MX3 80.7 ± 1.6 6.4 ± 0.3 9.2 ± 0.8 27.2 ± 1.4 12.56 ± 0.59 2.98 ± 0.16
RH8 78.5 ± 0.8 9.6 ± 0.4 13.2 ± 1.2 26.2 ± 1.3 8.21 ± 0.42 3.00 ± 0.16
RH9 55.9 ± 3.0 14.8 ± 0.7 18.5 ± 1.7 23.7 ± 1.3 3.79 ± 0.35 2.37 ± 0.18
RH10 57.5 ± 2.8 14.6 ± 0.7 18.3 ± 1.7 23.8 ± 1.3 3.95 ± 0.35 2.42 ± 0.17
Average 70.1 10.6 13.9 25.5 8.6 2.7
Median 78.5 12.1 16.1 26.2 8.2 3.0
Deviation 13.6 4.2 4.8 1.7 6.1 0.4

Downstream wave speeds and mach numbers (About, Top)

Method
dV
Slow
Intermediate
Fast
Slow
Mach
Fast
Mach
MC 26.0 ± 4.0 20.6 ± 0.5 28.5 ± 1.4 33.9 ± 1.1 1.26 ± 0.19 0.77 ± 0.14
VC 43.7 ± 2.3 5.7 ± 0.1 9.0 ± 0.4 39.3 ± 1.1 7.73 ± 0.46 1.11 ± 0.07
MX1 36.5 ± 3.3 16.8 ± 0.4 24.6 ± 1.2 36.0 ± 1.1 2.17 ± 0.21 1.02 ± 0.11
MX2 41.0 ± 2.6 11.1 ± 0.2 17.2 ± 0.9 38.1 ± 1.1 3.69 ± 0.26 1.07 ± 0.08
MX3 40.8 ± 2.4 9.0 ± 0.2 14.1 ± 0.7 38.7 ± 1.1 4.56 ± 0.30 1.05 ± 0.07
RH8 40.1 ± 2.9 13.3 ± 0.3 20.2 ± 1.0 37.4 ± 1.1 3.02 ± 0.23 1.07 ± 0.09
RH9 28.7 ± 3.8 20.3 ± 0.5 28.2 ± 1.4 34.1 ± 1.1 1.41 ± 0.19 0.84 ± 0.13
RH10 29.3 ± 3.7 20.1 ± 0.5 28.0 ± 1.4 34.3 ± 1.1 1.46 ± 0.19 0.86 ± 0.13
Average 35.8 14.6 21.2 36.5 3.2 1.0
Median 40.1 16.8 24.6 37.4 3.0 1.1
Deviation 6.8 5.7 7.3 2.2 2.2 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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