CfA Interplanetary Shock Database - Individual Event Detail
 

Database: Wind Shock Analysis
Event ID: 20051971610
Observation time: 07/16/2005 197.67366 1610 [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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Simple methods
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Individual equations
Shock speed
Theta Bn
Mach numbers


General Information (About, Top)

Year 2005
Fractional day of year 197.673663
Arrival time of shock [seconds of day] 58204.5 ± 30.0
Shock type FF
Electron data availability 0
X GSE location of spacecraft [Re] 264.181
Y GSE location of spacecraft [Re] -3.978
Z GSE location of spacecraft [Re] 20.600
Upstream plasma points selected for analysis 0008
Upstream field points selected for analysis 0239
Downstream plasma points selected for analysis 0006
Downstream field points selected for analysis 0206
Minimum chisq/dof for RH8,RH9,RH10 14.21, 22.90, 23.60
Event added to database
Mon Sep 23 17:06:44 2013
Event last processed
Tue Sep 24 16:26:09 2013
Method selected
RH08
Propagation delay to Earth [minutes]
-369.281 ± 6596.498

Asymptotic plasma parameters (About, Top)

Parameter
Upstream
Downstream
Vx GSE [km/s] -408.8 ± 2.6 -429.9 ± 1.5
Vy GSE [km/s] 15.8 ± 1.7 30.2 ± 2.2
Vz GSE [km/s] -17.6 ± 2.6 -16.5 ± 1.4
Wi [km/s] 35.2 ± 0.8 39.7 ± 0.5
We [km/s] 1112.4 ± 26.8 1255.9 ± 15.4
Ni [n/cc] 8.6 ± 0.7 13.2 ± 0.6
Bx GSE [nT] -1.9 ± 0.4 -3.5 ± 0.3
By GSE [nT] -2.9 ± 0.4 -5.5 ± 0.3
Bz GSE [nT] 3.9 ± 0.3 4.5 ± 0.3
Plasma Beta
0.818 ± 0.802
0.698 ± 0.687
Sound Speed [km/s]
45.41 ± 1.09
51.27 ± 0.63
Alfven Speed [km/s]
38.93 ± 1.19
47.59 ± 1.45

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

Method Nx Ny Nz Theta [degrees] Phi [degrees]
MC -0.844 ± 0.633 -0.156 ± 0.843 -0.514 ± 0.463 -30.92 ± 69.64 190.47 ± 56.75
VC -0.826 ± 0.048 0.561 ± 0.070 0.047 ± 0.047 2.67 ± 6.81 145.83 ± 4.83
MX1 -0.841 ± 0.052 0.535 ± 0.079 0.083 ± 0.083 4.76 ± 9.52 147.50 ± 5.39
MX2 -0.842 ± 0.052 0.535 ± 0.081 0.065 ± 0.065 3.75 ± 8.15 147.55 ± 5.50
MX3 -0.843 ± 0.053 0.535 ± 0.084 0.047 ± 0.047 2.72 ± 7.04 147.60 ± 5.68
RH08 -0.013 ± 0.020 0.329 ± 0.010 0.944 ± 0.407 70.76 ± 0.62 92.26 ± 3.40
RH09 -0.975 ± 0.015 0.217 ± 0.067 -0.050 ± 0.050 -2.88 ± 4.06 167.47 ± 3.91
RH10 -0.975 ± 0.015 0.217 ± 0.067 -0.050 ± 0.050 -2.88 ± 4.06 167.47 ± 3.91
Average -0.770 0.347 0.072 5.998 150.767
Median -0.842 0.535 0.047 2.722 147.599
Deviation 0.312 0.251 0.403 28.643 28.318

Key shock parameters (About, Top)

Method ThetaBn Shock Speed Compression
MC 90.0 ± 5.1 393.4 ± 1.4 1.59 ± 0.06
VC 88.9 ± 2.2 419.2 ± 1.8 1.59 ± 0.06
MX1 86.3 ± 2.2 423.8 ± 1.8 1.59 ± 0.06
MX2 87.0 ± 2.2 424.8 ± 1.8 1.59 ± 0.06
MX3 87.7 ± 2.2 425.6 ± 1.8 1.59 ± 0.06
RH08 57.8 ± 5.5 10.6 ± 1.0 1.59 ± 0.06
RH09 79.1 ± 3.1 470.1 ± 1.8 1.59 ± 0.06
RH10 79.1 ± 3.1 470.1 ± 12.3 1.59 ± 0.06
Average 82.0 379.7 1.59
Median 87.0 424.8 1.59
Deviation 10.6 151.4 0.00

Upstream wave speeds and mach numbers (About, Top)

Method
dV
Slow
Intermediate
Fast
Slow
Mach
Fast
Mach
MC 42.0 ± 3.3 0.0 ± 0.0 0.0 ± 0.0 59.8 ± 1.4 ******* ± 2278.55 0.70 ± 0.05
VC 73.3 ± 2.5 0.5 ± 0.0 0.7 ± 0.0 59.8 ± 1.4 133.79 ± 5.63 1.23 ± 0.05
MX1 73.2 ± 2.5 1.9 ± 0.0 2.5 ± 0.1 59.8 ± 1.4 38.15 ± 1.60 1.22 ± 0.05
MX2 73.2 ± 2.5 1.5 ± 0.0 2.0 ± 0.1 59.8 ± 1.4 47.34 ± 1.99 1.23 ± 0.05
MX3 73.2 ± 2.5 1.2 ± 0.0 1.5 ± 0.0 59.8 ± 1.4 62.84 ± 2.64 1.23 ± 0.05
RH8 16.7 ± 2.7 16.3 ± 0.4 20.7 ± 0.6 57.5 ± 1.3 1.02 ± 0.18 0.29 ± 0.05
RH9 67.2 ± 2.7 5.6 ± 0.1 7.3 ± 0.2 59.6 ± 1.4 12.01 ± 0.52 1.13 ± 0.05
RH10 67.2 ± 2.7 5.6 ± 0.1 7.3 ± 0.2 59.6 ± 1.4 12.01 ± 0.52 1.13 ± 0.05
Average 60.8 4.1 5.3 59.5 4048.5 1.0
Median 73.2 1.9 2.5 59.8 47.3 1.2
Deviation 20.7 5.4 6.8 0.8 11326.7 0.3

Downstream wave speeds and mach numbers (About, Top)

Method
dV
Slow
Intermediate
Fast
Slow
Mach
Fast
Mach
MC 27.0 ± 1.0 0.0 ± 0.0 0.0 ± 0.0 70.0 ± 1.0 ******* ± 898.16 0.39 ± 0.02
VC 47.8 ± 2.4 0.6 ± 0.0 0.9 ± 0.0 70.0 ± 1.0 73.88 ± 4.50 0.68 ± 0.04
MX1 47.7 ± 2.4 2.3 ± 0.0 3.1 ± 0.1 69.9 ± 1.0 21.06 ± 1.27 0.68 ± 0.04
MX2 47.7 ± 2.4 1.8 ± 0.0 2.5 ± 0.1 69.9 ± 1.0 26.13 ± 1.58 0.68 ± 0.04
MX3 47.7 ± 2.4 1.4 ± 0.0 1.9 ± 0.1 69.9 ± 1.0 34.69 ± 2.09 0.68 ± 0.04
RH8 10.6 ± 1.5 19.3 ± 0.3 25.3 ± 0.8 67.2 ± 0.9 0.55 ± 0.08 0.16 ± 0.02
RH9 43.6 ± 1.9 6.6 ± 0.1 9.0 ± 0.3 69.6 ± 1.0 6.60 ± 0.35 0.63 ± 0.03
RH10 43.6 ± 1.9 6.6 ± 0.1 9.0 ± 0.3 69.6 ± 1.0 6.60 ± 0.35 0.63 ± 0.03
Average 39.4 4.8 6.5 69.5 2206.9 0.6
Median 47.7 2.3 3.1 69.9 26.1 0.7
Deviation 13.6 6.4 8.4 0.9 6173.5 0.2

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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