CfA Interplanetary Shock Database - Individual Event Detail
 

Database: Wind Shock Analysis
Event ID: 20033080646
Observation time: 11/04/2003 308.28200 0646 [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 2003
Fractional day of year 308.281997
Arrival time of shock [seconds of day] 24364.5 ± 15.0
Shock type FF
Electron data availability 0
X GSE location of spacecraft [Re] -177.633
Y GSE location of spacecraft [Re] -26.505
Z GSE location of spacecraft [Re] -3.950
Upstream plasma points selected for analysis 0007
Upstream field points selected for analysis 0217
Downstream plasma points selected for analysis 0006
Downstream field points selected for analysis 0184
Minimum chisq/dof for RH8,RH9,RH10 1.68, 24.77, 25.58
Event added to database
Mon Apr 18 14:44:21 2005
Event last processed
Tue Mar 31 00:16:00 2009
Method selected
RH08
Propagation delay to Earth [minutes]
-24.004 ± 0.626

Asymptotic plasma parameters (About, Top)

Parameter
Upstream
Downstream
Vx GSE [km/s] -482.0 ± 6.6 -714.8 ± 13.3
Vy GSE [km/s] 19.3 ± 14.1 93.1 ± 21.0
Vz GSE [km/s] -24.5 ± 22.0 -63.7 ± 31.2
Wi [km/s] 68.3 ± 12.0 161.1 ± 8.7
We [km/s] 2160.9 ± 380.7 5094.3 ± 274.6
Ni [n/cc] 2.6 ± 0.6 19.1 ± 1.9
Bx GSE [nT] 1.4 ± 0.8 3.7 ± 1.5
By GSE [nT] -2.5 ± 1.1 -8.2 ± 3.8
Bz GSE [nT] 2.3 ± 2.7 -4.8 ± 13.4
Plasma Beta
2.271 ± 1.219
4.780 ± 5.405
Sound Speed [km/s]
88.22 ± 15.54
207.98 ± 11.21
Alfven Speed [km/s]
58.95 ± 17.89
80.40 ± 21.21

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

Method Nx Ny Nz Theta [degrees] Phi [degrees]
MC -0.829 ± 0.460 0.454 ± 0.781 -0.327 ± 0.314 -19.06 ± 35.22 151.26 ± 53.60
VC -0.943 ± 0.035 0.297 ± 0.090 -0.151 ± 0.150 -8.69 ± 7.86 162.51 ± 5.47
MX1 -0.995 ± 0.040 0.025 ± 0.446 0.094 ± 0.094 5.40 ± 23.29 178.55 ± 25.68
MX2 -0.985 ± 0.051 0.170 ± 0.297 -0.018 ± 0.018 -1.00 ± 12.34 170.23 ± 17.26
MX3 -0.983 ± 0.055 0.176 ± 0.301 -0.050 ± 0.050 -2.85 ± 12.12 169.84 ± 17.51
RH08 -0.988 ± 0.005 0.148 ± 0.031 -0.039 ± 0.039 -2.24 ± 1.75 171.48 ± 1.79
RH09 -0.965 ± 0.018 0.250 ± 0.067 -0.073 ± 0.072 -4.16 ± 4.03 165.46 ± 3.95
RH10 -0.965 ± 0.018 0.250 ± 0.067 -0.073 ± 0.072 -4.16 ± 4.03 165.46 ± 3.95
Average -0.957 0.221 -0.079 -4.598 166.849
Median -0.965 0.250 -0.050 -2.852 169.843
Deviation 0.054 0.126 0.121 7.050 7.968

Key shock parameters (About, Top)

Method ThetaBn Shock Speed Compression
MC 43.1 ± 13.2 693.9 ± 27.7 7.89 ± 2.16
VC 54.9 ± 11.8 753.3 ± 22.2 7.89 ± 2.16
MX1 72.6 ± 13.0 742.9 ± 14.4 7.89 ± 2.16
MX2 63.8 ± 12.4 760.9 ± 17.8 7.89 ± 2.16
MX3 62.5 ± 11.9 761.7 ± 18.7 7.89 ± 2.16
RH08 63.9 ± 11.7 762.3 ± 18.3 7.89 ± 2.16
RH09 59.1 ± 12.4 759.0 ± 19.7 7.89 ± 2.16
RH10 59.1 ± 12.4 759.0 ± 19.7 7.89 ± 2.16
Average 59.9 749.1 7.89
Median 62.5 759.0 7.89
Deviation 8.5 23.2 0.00

Upstream wave speeds and mach numbers (About, Top)

Method
dV
Slow
Intermediate
Fast
Slow
Mach
Fast
Mach
MC 277.7 ± 13.4 36.7 ± 8.6 43.1 ± 13.1 101.0 ± 12.5 8.02 ± 2.40 2.78 ± 0.36
VC 289.4 ± 10.2 28.1 ± 6.4 33.9 ± 10.3 103.9 ± 12.3 10.90 ± 3.15 2.82 ± 0.35
MX1 265.0 ± 7.3 14.1 ± 3.1 17.6 ± 5.3 106.8 ± 12.2 19.78 ± 5.55 2.51 ± 0.30
MX2 282.2 ± 8.3 21.1 ± 4.7 26.0 ± 7.9 105.6 ± 12.2 14.08 ± 3.99 2.70 ± 0.33
MX3 283.2 ± 8.4 22.2 ± 5.0 27.2 ± 8.3 105.3 ± 12.3 13.49 ± 3.82 2.72 ± 0.33
RH8 282.1 ± 8.1 21.1 ± 4.7 26.0 ± 7.9 105.6 ± 12.2 14.10 ± 3.98 2.70 ± 0.33
RH9 287.0 ± 9.2 24.8 ± 5.6 30.2 ± 9.2 104.7 ± 12.3 12.23 ± 3.51 2.77 ± 0.34
RH10 287.0 ± 9.2 24.8 ± 5.6 30.2 ± 9.2 104.7 ± 12.3 12.23 ± 3.51 2.77 ± 0.34
Average 281.7 24.1 29.3 104.7 13.1 2.7
Median 283.2 24.8 30.2 105.3 13.5 2.8
Deviation 7.7 6.5 7.3 1.7 3.4 0.1

Downstream wave speeds and mach numbers (About, Top)

Method
dV
Slow
Intermediate
Fast
Slow
Mach
Fast
Mach
MC 38.4 ± 21.8 56.1 ± 13.3 58.7 ± 15.5 216.4 ± 9.3 0.78 ± 0.53 0.18 ± 0.11
VC 42.1 ± 16.7 43.6 ± 10.0 46.3 ± 12.2 219.4 ± 9.2 1.06 ± 0.57 0.19 ± 0.08
MX1 35.1 ± 11.0 22.2 ± 5.0 24.0 ± 6.3 222.7 ± 9.4 1.67 ± 0.69 0.16 ± 0.05
MX2 39.6 ± 13.1 33.1 ± 7.5 35.5 ± 9.4 221.3 ± 9.3 1.29 ± 0.60 0.18 ± 0.07
MX3 39.4 ± 13.9 34.7 ± 7.8 37.1 ± 9.8 221.1 ± 9.3 1.23 ± 0.60 0.18 ± 0.07
RH8 39.6 ± 13.7 33.0 ± 7.5 35.4 ± 9.3 221.3 ± 9.3 1.29 ± 0.62 0.18 ± 0.07
RH9 41.0 ± 14.5 38.6 ± 8.8 41.3 ± 10.9 220.4 ± 9.3 1.15 ± 0.57 0.19 ± 0.07
RH10 41.0 ± 14.5 38.6 ± 8.8 41.3 ± 10.9 220.4 ± 9.3 1.15 ± 0.57 0.19 ± 0.07
Average 39.5 37.5 39.9 220.4 1.2 0.2
Median 39.6 38.6 41.3 221.1 1.2 0.2
Deviation 2.1 9.8 10.0 1.9 0.3 0.0

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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