CfA Interplanetary Shock Database - Individual Event Detail
 

Database: Wind Shock Analysis
Event ID: 20002241849
Observation time: 08/11/2000 224.78443 1849 [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 2000
Fractional day of year 224.784427
Arrival time of shock [seconds of day] 67774.5 ± 6.0
Shock type FF
Electron data availability 0
X GSE location of spacecraft [Re] -15.648
Y GSE location of spacecraft [Re] -59.079
Z GSE location of spacecraft [Re] -5.580
Upstream plasma points selected for analysis 0010
Upstream field points selected for analysis 0304
Downstream plasma points selected for analysis 0005
Downstream field points selected for analysis 0355
Minimum chisq/dof for RH8,RH9,RH10 11.42, 20.40, 22.11
Event added to database
Mon Feb 14 11:10:16 2005
Event last processed
Mon Mar 30 19:41:28 2009
Method selected
RH08
Propagation delay to Earth [minutes]
-3.478 ± 1.441

Asymptotic plasma parameters (About, Top)

Parameter
Upstream
Downstream
Vx GSE [km/s] -408.4 ± 8.4 -507.8 ± 10.8
Vy GSE [km/s] 1.9 ± 3.6 -33.2 ± 11.6
Vz GSE [km/s] -18.7 ± 18.2 -113.4 ± 10.5
Wi [km/s] 27.9 ± 7.5 65.6 ± 16.8
We [km/s] 883.3 ± 238.4 2075.2 ± 531.5
Ni [n/cc] 1.6 ± 0.5 3.8 ± 0.6
Bx GSE [nT] -2.2 ± 0.4 -4.1 ± 0.6
By GSE [nT] 9.0 ± 0.3 18.7 ± 0.7
Bz GSE [nT] -1.5 ± 0.8 -0.0 ± 1.5
Plasma Beta
0.032 ± 0.028
0.103 ± 0.128
Sound Speed [km/s]
36.06 ± 9.73
84.72 ± 21.70
Alfven Speed [km/s]
170.92 ± 25.83
216.56 ± 18.90

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

Method Nx Ny Nz Theta [degrees] Phi [degrees]
MC -0.652 ± 0.598 0.257 ± 0.649 -0.713 ± 0.557 -45.48 ± 47.28 158.48 ± 53.81
VC -0.707 ± 0.076 -0.252 ± 0.080 -0.661 ± 0.542 -41.39 ± 6.56 199.62 ± 6.11
MX1 -0.738 ± 0.077 -0.038 ± 0.121 -0.674 ± 0.546 -42.35 ± 6.57 182.97 ± 9.41
MX2 -0.753 ± 0.073 -0.048 ± 0.117 -0.656 ± 0.540 -41.00 ± 6.33 183.64 ± 8.93
MX3 -0.766 ± 0.071 -0.056 ± 0.115 -0.640 ± 0.534 -39.78 ± 6.31 184.19 ± 8.57
RH08 -0.933 ± 0.006 -0.074 ± 0.012 -0.352 ± 0.337 -20.61 ± 0.99 184.51 ± 0.72
RH09 -0.938 ± 0.024 -0.058 ± 0.070 -0.341 ± 0.327 -19.92 ± 4.00 183.51 ± 4.29
RH10 -0.942 ± 0.023 -0.058 ± 0.071 -0.330 ± 0.317 -19.25 ± 4.00 183.51 ± 4.29
Average -0.804 -0.041 -0.546 -33.722 182.554
Median -0.753 -0.056 -0.640 -39.780 183.641
Deviation 0.116 0.139 0.171 11.546 11.216

Key shock parameters (About, Top)

Method ThetaBn Shock Speed Compression
MC 59.3 ± 4.9 482.8 ± 150.0 2.67 ± 0.58
VC 88.4 ± 4.7 545.6 ± 172.3 2.67 ± 0.58
MX1 76.0 ± 4.7 550.2 ± 169.0 2.67 ± 0.58
MX2 76.5 ± 4.6 557.0 ± 169.5 2.67 ± 0.58
MX3 76.9 ± 4.6 562.8 ± 169.9 2.67 ± 0.58
RH08 78.2 ± 3.7 605.1 ± 163.1 2.67 ± 0.58
RH09 77.4 ± 3.6 604.9 ± 162.0 2.67 ± 0.58
RH10 77.4 ± 3.6 605.0 ± 161.4 2.67 ± 0.58
Average 76.3 564.2 2.67
Median 77.4 562.8 2.67
Deviation 8.0 41.8 0.00

Upstream wave speeds and mach numbers (About, Top)

Method
dV
Slow
Intermediate
Fast
Slow
Mach
Fast
Mach
MC 202.7 ± 17.0 18.0 ± 4.6 87.3 ± 13.2 174.1 ± 24.9 11.94 ± 3.08 1.19 ± 0.23
VC 245.1 ± 17.2 1.0 ± 0.2 4.8 ± 0.7 175.1 ± 24.7 265.60 ± 65.29 1.43 ± 0.27
MX1 236.3 ± 17.3 8.5 ± 2.2 41.3 ± 6.2 174.9 ± 24.7 29.50 ± 7.34 1.38 ± 0.26
MX2 237.2 ± 17.2 8.2 ± 2.1 39.9 ± 6.0 174.9 ± 24.7 30.67 ± 7.61 1.39 ± 0.26
MX3 237.9 ± 17.0 7.9 ± 2.0 38.6 ± 5.8 174.9 ± 24.7 31.75 ± 7.86 1.39 ± 0.26
RH8 217.6 ± 13.4 7.1 ± 1.8 34.8 ± 5.3 174.9 ± 24.7 32.19 ± 7.72 1.27 ± 0.23
RH9 215.4 ± 13.2 7.7 ± 2.0 37.4 ± 5.6 174.9 ± 24.7 29.69 ± 7.12 1.26 ± 0.23
RH10 214.1 ± 13.0 7.6 ± 1.9 37.2 ± 5.6 174.9 ± 24.7 29.65 ± 7.10 1.25 ± 0.23
Average 225.8 8.3 40.2 174.8 57.6 1.3
Median 236.3 7.9 38.6 174.9 30.7 1.4
Deviation 15.2 4.6 22.4 0.3 84.3 0.1

Downstream wave speeds and mach numbers (About, Top)

Method
dV
Slow
Intermediate
Fast
Slow
Mach
Fast
Mach
MC 79.3 ± 8.5 40.4 ± 9.3 110.6 ± 9.7 230.0 ± 13.4 2.05 ± 0.50 0.35 ± 0.05
VC 103.4 ± 6.6 2.2 ± 0.5 6.0 ± 0.5 233.7 ± 12.3 50.07 ± 13.35 0.44 ± 0.04
MX1 97.8 ± 7.1 18.9 ± 4.2 52.3 ± 4.6 232.9 ± 12.5 5.42 ± 1.35 0.42 ± 0.05
MX2 98.5 ± 7.1 18.2 ± 4.1 50.5 ± 4.4 233.0 ± 12.5 5.66 ± 1.40 0.42 ± 0.05
MX3 99.1 ± 7.1 17.6 ± 4.0 49.0 ± 4.3 233.0 ± 12.5 5.87 ± 1.44 0.43 ± 0.05
RH8 88.9 ± 8.4 15.9 ± 3.6 44.1 ± 3.8 233.1 ± 12.5 5.80 ± 1.17 0.38 ± 0.05
RH9 87.8 ± 8.5 17.1 ± 3.8 47.3 ± 4.1 233.0 ± 12.5 5.33 ± 1.06 0.38 ± 0.05
RH10 87.2 ± 8.6 17.0 ± 3.8 47.1 ± 4.1 233.1 ± 12.5 5.32 ± 1.05 0.38 ± 0.05
Average 92.7 18.4 50.9 232.7 10.7 0.4
Median 97.8 17.6 49.0 233.0 5.7 0.4
Deviation 8.1 10.4 28.4 1.1 16.0 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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