CfA Interplanetary Shock Database - Individual Event Detail
 

Database: Wind Shock Analysis
Event ID: 20003020930
Observation time: 10/28/2000 302.39634 0930 [UT]

Wind spacecraft

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


General Information (About, Top)

Year 2000
Fractional day of year 302.396337
Arrival time of shock [seconds of day] 34243.5 ± 6.0
Shock type FF
Electron data availability 0
X GSE location of spacecraft [Re] 48.872
Y GSE location of spacecraft [Re] -181.339
Z GSE location of spacecraft [Re] 5.140
Upstream plasma points selected for analysis 0007
Upstream field points selected for analysis 0227
Downstream plasma points selected for analysis 0009
Downstream field points selected for analysis 0266
Minimum chisq/dof for RH8,RH9,RH10 22.46, 28.00, 29.02
Event added to database
Mon Feb 14 11:10:46 2005
Event last processed
Mon Mar 30 19:54:27 2009
Method selected
RH08
Propagation delay to Earth [minutes]
17.682 ± 1.797

Asymptotic plasma parameters (About, Top)

Parameter
Upstream
Downstream
Vx GSE [km/s] -360.4 ± 2.6 -409.5 ± 2.3
Vy GSE [km/s] -47.7 ± 2.8 -24.6 ± 2.2
Vz GSE [km/s] 28.2 ± 4.2 68.3 ± 3.5
Wi [km/s] 39.5 ± 1.2 63.9 ± 1.1
We [km/s] 1250.5 ± 36.5 2021.5 ± 34.4
Ni [n/cc] 9.7 ± 1.0 24.5 ± 0.4
Bx GSE [nT] -3.4 ± 0.5 -4.7 ± 0.4
By GSE [nT] 5.8 ± 0.4 7.3 ± 0.5
Bz GSE [nT] 0.2 ± 0.8 -2.4 ± 1.0
Plasma Beta
0.692 ± 0.700
2.599 ± 2.591
Sound Speed [km/s]
51.05 ± 1.49
82.53 ± 1.40
Alfven Speed [km/s]
48.08 ± 3.85
39.84 ± 2.39

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

Method Nx Ny Nz Theta [degrees] Phi [degrees]
MC -0.715 ± 0.545 0.576 ± 0.671 0.396 ± 0.374 23.33 ± 19.60 141.19 ± 53.28
VC -0.729 ± 0.045 0.344 ± 0.054 0.592 ± 0.511 36.31 ± 4.02 154.71 ± 4.03
MX1 -0.772 ± 0.163 0.299 ± 0.358 0.561 ± 0.493 34.14 ± 9.43 158.80 ± 26.49
MX2 -0.759 ± 0.158 0.303 ± 0.276 0.576 ± 0.502 35.20 ± 12.29 158.27 ± 20.52
MX3 -0.715 ± 0.139 0.403 ± 0.158 0.571 ± 0.499 34.85 ± 12.98 150.57 ± 11.58
RH08 -0.939 ± 0.004 0.157 ± 0.009 0.307 ± 0.297 17.89 ± 0.75 170.47 ± 0.54
RH09 -0.917 ± 0.028 0.187 ± 0.069 0.352 ± 0.337 20.61 ± 4.02 168.47 ± 4.30
RH10 -0.917 ± 0.028 0.187 ± 0.069 0.352 ± 0.337 20.61 ± 4.02 168.47 ± 4.30
Average -0.808 0.307 0.464 27.867 158.869
Median -0.759 0.303 0.561 34.136 158.798
Deviation 0.099 0.138 0.122 7.916 10.128

Key shock parameters (About, Top)

Method ThetaBn Shock Speed Compression
MC 29.3 ± 7.9 347.1 ± 7.0 2.55 ± 0.26
VC 46.6 ± 8.0 372.9 ± 7.6 2.55 ± 0.26
MX1 48.0 ± 7.9 389.8 ± 7.6 2.55 ± 0.26
MX2 48.2 ± 7.9 385.4 ± 7.6 2.55 ± 0.26
MX3 43.1 ± 8.0 364.5 ± 7.5 2.55 ± 0.26
RH08 51.6 ± 6.5 441.1 ± 7.0 2.55 ± 0.26
RH09 50.4 ± 6.8 435.9 ± 7.1 2.55 ± 0.26
RH10 50.4 ± 6.8 435.9 ± 7.1 2.55 ± 0.26
Average 46.0 396.6 2.55
Median 48.2 389.8 2.55
Deviation 7.2 36.4 0.00

Upstream wave speeds and mach numbers (About, Top)

Method
dV
Slow
Intermediate
Fast
Slow
Mach
Fast
Mach
MC 105.5 ± 1.8 35.1 ± 1.1 41.9 ± 3.4 60.8 ± 1.5 3.01 ± 0.10 1.74 ± 0.05
VC 110.0 ± 3.1 25.8 ± 0.7 33.0 ± 2.6 65.3 ± 1.6 4.27 ± 0.18 1.68 ± 0.06
MX1 110.1 ± 3.2 25.0 ± 0.7 32.2 ± 2.6 65.6 ± 1.6 4.41 ± 0.19 1.68 ± 0.06
MX2 110.0 ± 3.2 24.8 ± 0.7 32.0 ± 2.6 65.7 ± 1.6 4.43 ± 0.19 1.68 ± 0.07
MX3 110.0 ± 2.8 27.7 ± 0.8 35.1 ± 2.8 64.5 ± 1.6 3.97 ± 0.16 1.71 ± 0.06
RH8 101.7 ± 3.0 22.9 ± 0.7 29.8 ± 2.4 66.4 ± 1.7 4.45 ± 0.18 1.53 ± 0.06
RH9 104.4 ± 3.1 23.6 ± 0.7 30.6 ± 2.5 66.1 ± 1.7 4.43 ± 0.18 1.58 ± 0.06
RH10 104.4 ± 3.1 23.6 ± 0.7 30.6 ± 2.5 66.1 ± 1.7 4.43 ± 0.18 1.58 ± 0.06
Average 107.0 26.1 33.2 65.1 4.2 1.6
Median 110.0 25.0 32.2 65.7 4.4 1.7
Deviation 3.4 4.0 3.9 1.8 0.5 0.1

Downstream wave speeds and mach numbers (About, Top)

Method
dV
Slow
Intermediate
Fast
Slow
Mach
Fast
Mach
MC 41.2 ± 1.7 33.6 ± 1.9 34.7 ± 2.1 85.3 ± 1.5 1.23 ± 0.05 0.48 ± 0.01
VC 42.5 ± 1.8 25.7 ± 1.4 27.4 ± 1.6 88.0 ± 1.6 1.66 ± 0.09 0.48 ± 0.02
MX1 42.8 ± 1.8 24.9 ± 1.3 26.7 ± 1.6 88.2 ± 1.6 1.72 ± 0.10 0.49 ± 0.02
MX2 42.6 ± 1.8 24.8 ± 1.3 26.5 ± 1.6 88.2 ± 1.6 1.72 ± 0.10 0.48 ± 0.02
MX3 42.7 ± 1.7 27.4 ± 1.5 29.1 ± 1.7 87.5 ± 1.6 1.56 ± 0.08 0.49 ± 0.02
RH8 39.7 ± 1.9 23.0 ± 1.2 24.7 ± 1.5 88.7 ± 1.6 1.73 ± 0.10 0.45 ± 0.02
RH9 40.9 ± 1.9 23.7 ± 1.2 25.4 ± 1.5 88.6 ± 1.6 1.73 ± 0.09 0.46 ± 0.02
RH10 40.9 ± 1.9 23.7 ± 1.2 25.4 ± 1.5 88.6 ± 1.6 1.73 ± 0.09 0.46 ± 0.02
Average 41.7 25.8 27.5 87.9 1.6 0.5
Median 42.5 24.9 26.7 88.2 1.7 0.5
Deviation 1.1 3.4 3.2 1.1 0.2 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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