CfA Interplanetary Shock Database - Individual Event Detail
 

Database: Wind Shock Analysis
Event ID: 20001751257
Observation time: 06/23/2000 175.54026 1257 [UT]

Wind spacecraft

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Asymptotic parameters
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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 175.540260
Arrival time of shock [seconds of day] 46678.5 ± 3.0
Shock type FF
Electron data availability 0
X GSE location of spacecraft [Re] 39.134
Y GSE location of spacecraft [Re] -46.685
Z GSE location of spacecraft [Re] -5.412
Upstream plasma points selected for analysis 0006
Upstream field points selected for analysis 0213
Downstream plasma points selected for analysis 0007
Downstream field points selected for analysis 0261
Minimum chisq/dof for RH8,RH9,RH10 7.80, 9.49, 9.94
Event added to database
Mon Feb 14 11:09:40 2005
Event last processed
Mon Mar 30 19:24:24 2009
Method selected
RH08
Propagation delay to Earth [minutes]
6.365 ± 1.418

Asymptotic plasma parameters (About, Top)

Parameter
Upstream
Downstream
Vx GSE [km/s] -394.5 ± 5.1 -463.6 ± 17.4
Vy GSE [km/s] 9.1 ± 4.4 1.4 ± 20.2
Vz GSE [km/s] 8.9 ± 11.3 -95.9 ± 15.7
Wi [km/s] 44.8 ± 2.6 80.5 ± 15.3
We [km/s] 1415.2 ± 82.7 2546.8 ± 482.4
Ni [n/cc] 6.1 ± 0.7 15.9 ± 4.3
Bx GSE [nT] 5.7 ± 0.4 14.0 ± 2.3
By GSE [nT] -4.7 ± 0.5 -8.2 ± 3.9
Bz GSE [nT] -1.4 ± 1.2 -7.8 ± 3.2
Plasma Beta
0.453 ± 0.402
0.675 ± 0.538
Sound Speed [km/s]
57.78 ± 3.38
103.97 ± 19.69
Alfven Speed [km/s]
67.62 ± 5.00
104.77 ± 14.01

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

Method Nx Ny Nz Theta [degrees] Phi [degrees]
MC -0.827 ± 0.390 0.355 ± 0.844 -0.435 ± 0.405 -25.80 ± 21.11 156.79 ± 58.30
VC -0.562 ± 0.088 -0.070 ± 0.159 -0.824 ± 0.549 -55.47 ± 6.03 187.09 ± 16.19
MX1 -0.677 ± 0.156 -0.048 ± 0.339 -0.734 ± 0.560 -47.25 ± 12.05 184.08 ± 28.69
MX2 -0.657 ± 0.164 -0.086 ± 0.266 -0.749 ± 0.561 -48.47 ± 12.38 187.41 ± 23.12
MX3 -0.651 ± 0.171 -0.100 ± 0.233 -0.753 ± 0.561 -48.81 ± 12.91 188.72 ± 20.39
RH08 -0.868 ± 0.019 0.008 ± 0.016 -0.497 ± 0.451 -29.82 ± 2.18 179.50 ± 1.09
RH09 -0.874 ± 0.034 0.008 ± 0.071 -0.486 ± 0.444 -29.08 ± 4.03 179.50 ± 4.63
RH10 -0.880 ± 0.034 0.008 ± 0.069 -0.475 ± 0.435 -28.35 ± 4.06 179.50 ± 4.51
Average -0.750 0.009 -0.619 -39.132 180.323
Median -0.677 0.008 -0.497 -29.815 184.079
Deviation 0.126 0.146 0.159 11.926 10.258

Key shock parameters (About, Top)

Method ThetaBn Shock Speed Compression
MC 40.6 ± 8.8 495.1 ± 21.5 2.56 ± 0.54
VC 77.4 ± 8.8 427.3 ± 28.6 2.56 ± 0.54
MX1 70.4 ± 8.3 470.3 ± 27.6 2.56 ± 0.54
MX2 72.9 ± 8.3 463.2 ± 28.1 2.56 ± 0.54
MX3 73.7 ± 8.3 461.1 ± 28.3 2.56 ± 0.54
RH08 56.1 ± 7.0 527.6 ± 24.6 2.56 ± 0.54
RH09 55.6 ± 7.0 528.7 ± 24.5 2.56 ± 0.54
RH10 55.1 ± 6.9 529.7 ± 24.4 2.56 ± 0.54
Average 62.7 487.9 2.56
Median 70.4 495.1 2.56
Deviation 12.8 38.4 0.00

Upstream wave speeds and mach numbers (About, Top)

Method
dV
Slow
Intermediate
Fast
Slow
Mach
Fast
Mach
MC 169.3 ± 7.7 36.3 ± 0.7 51.3 ± 3.8 81.3 ± 2.0 4.66 ± 0.18 2.08 ± 0.08
VC 213.4 ± 10.4 9.6 ± 0.2 14.8 ± 1.1 88.6 ± 2.0 22.23 ± 0.95 2.41 ± 0.11
MX1 210.1 ± 9.7 14.9 ± 0.3 22.7 ± 1.7 87.8 ± 2.0 14.14 ± 0.56 2.39 ± 0.10
MX2 211.3 ± 9.8 13.0 ± 0.2 19.9 ± 1.5 88.1 ± 2.0 16.24 ± 0.65 2.40 ± 0.11
MX3 211.9 ± 9.8 12.3 ± 0.2 18.9 ± 1.4 88.2 ± 2.0 17.16 ± 0.69 2.40 ± 0.11
RH8 189.6 ± 7.9 25.4 ± 0.5 37.7 ± 2.8 85.4 ± 2.0 7.45 ± 0.26 2.22 ± 0.08
RH9 188.2 ± 7.8 25.8 ± 0.5 38.2 ± 2.8 85.3 ± 2.0 7.29 ± 0.25 2.21 ± 0.08
RH10 186.7 ± 7.8 26.1 ± 0.5 38.7 ± 2.9 85.2 ± 2.0 7.14 ± 0.25 2.19 ± 0.08
Average 197.5 20.4 30.3 86.2 12.0 2.3
Median 210.1 25.4 37.7 87.8 14.1 2.4
Deviation 16.4 9.3 12.9 2.5 6.3 0.1

Downstream wave speeds and mach numbers (About, Top)

Method
dV
Slow
Intermediate
Fast
Slow
Mach
Fast
Mach
MC 69.2 ± 21.6 59.3 ± 3.8 79.5 ± 10.6 136.7 ± 8.6 1.18 ± 0.41 0.51 ± 0.17
VC 87.7 ± 18.2 15.7 ± 1.0 22.9 ± 3.1 148.2 ± 8.9 5.62 ± 1.39 0.59 ± 0.13
MX1 86.0 ± 18.9 24.4 ± 1.5 35.1 ± 4.7 147.1 ± 8.9 3.56 ± 0.91 0.59 ± 0.14
MX2 86.7 ± 18.5 21.3 ± 1.3 30.8 ± 4.1 147.5 ± 8.9 4.10 ± 1.03 0.59 ± 0.13
MX3 87.3 ± 18.3 20.2 ± 1.3 29.3 ± 3.9 147.7 ± 8.9 4.35 ± 1.07 0.59 ± 0.13
RH8 77.6 ± 19.5 41.6 ± 2.6 58.5 ± 7.8 143.1 ± 8.7 1.88 ± 0.53 0.54 ± 0.14
RH9 76.9 ± 19.5 42.2 ± 2.7 59.2 ± 7.9 143.0 ± 8.7 1.84 ± 0.52 0.54 ± 0.14
RH10 76.1 ± 19.5 42.8 ± 2.7 59.9 ± 8.0 142.8 ± 8.7 1.79 ± 0.52 0.53 ± 0.14
Average 80.9 33.4 46.9 144.5 3.0 0.6
Median 86.0 41.6 58.5 147.1 3.6 0.6
Deviation 6.9 15.2 20.0 3.9 1.6 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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