CfA Interplanetary Shock Database - Individual Event Detail
 

Database: Wind Shock Analysis
Event ID: 20003020638
Observation time: 10/28/2000 302.27696 0638 [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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Selected
Simple methods
Rankine
Individual equations
Shock speed
Theta Bn
Mach numbers


General Information (About, Top)

Year 2000
Fractional day of year 302.276962
Arrival time of shock [seconds of day] 23929.5 ± 14.0
Shock type FF
Electron data availability 0
X GSE location of spacecraft [Re] 48.632
Y GSE location of spacecraft [Re] -182.012
Z GSE location of spacecraft [Re] 5.110
Upstream plasma points selected for analysis 0007
Upstream field points selected for analysis 0250
Downstream plasma points selected for analysis 0007
Downstream field points selected for analysis 0237
Minimum chisq/dof for RH8,RH9,RH10 5.15, 10.78, 11.27
Event added to database
Sat Mar 12 22:07:11 2005
Event last processed
Mon Mar 30 23:35:35 2009
Method selected
RH08
Propagation delay to Earth [minutes]
11.104 ± 0.711

Asymptotic plasma parameters (About, Top)

Parameter
Upstream
Downstream
Vx GSE [km/s] -315.5 ± 3.5 -365.5 ± 3.7
Vy GSE [km/s] -33.0 ± 1.3 -43.7 ± 2.8
Vz GSE [km/s] -3.2 ± 4.3 8.3 ± 4.6
Wi [km/s] 25.2 ± 1.3 33.3 ± 4.3
We [km/s] 798.4 ± 42.6 1053.1 ± 135.0
Ni [n/cc] 3.8 ± 0.4 8.0 ± 0.6
Bx GSE [nT] -2.3 ± 0.4 -2.5 ± 0.3
By GSE [nT] 3.7 ± 0.2 7.1 ± 0.4
Bz GSE [nT] 0.6 ± 0.3 -0.6 ± 0.6
Plasma Beta
0.269 ± 0.255
0.342 ± 0.273
Sound Speed [km/s]
32.60 ± 1.74
42.99 ± 5.51
Alfven Speed [km/s]
49.46 ± 3.77
58.07 ± 3.82

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

Method Nx Ny Nz Theta [degrees] Phi [degrees]
MC -0.775 ± 0.148 0.246 ± 0.198 0.583 ± 0.505 35.63 ± 13.93 162.39 ± 14.27
VC -0.956 ± 0.023 -0.204 ± 0.048 0.212 ± 0.209 12.25 ± 5.84 192.04 ± 2.84
MX1 -0.974 ± 0.023 0.047 ± 0.128 0.221 ± 0.217 12.77 ± 5.63 177.23 ± 7.50
MX2 -0.983 ± 0.018 0.028 ± 0.116 0.180 ± 0.178 10.34 ± 5.49 178.39 ± 6.76
MX3 -0.990 ± 0.014 0.009 ± 0.107 0.138 ± 0.137 7.91 ± 5.93 179.49 ± 6.21
RH08 -0.997 ± 0.001 -0.026 ± 0.013 0.073 ± 0.072 4.16 ± 0.82 181.50 ± 0.75
RH09 -1.000 ± 0.001 -0.009 ± 0.069 0.006 ± 0.006 0.32 ± 4.05 180.50 ± 3.94
RH10 -1.000 ± 0.001 -0.009 ± 0.069 -0.006 ± 0.006 -0.32 ± 4.05 180.50 ± 3.94
Average -0.959 0.010 0.176 10.384 179.007
Median -0.983 0.009 0.180 10.343 180.501
Deviation 0.076 0.123 0.186 11.386 8.112

Key shock parameters (About, Top)

Method ThetaBn Shock Speed Compression
MC 46.2 ± 4.9 316.8 ± 11.4 2.10 ± 0.28
VC 68.8 ± 5.6 407.8 ± 12.5 2.10 ± 0.28
MX1 54.3 ± 5.6 402.3 ± 12.0 2.10 ± 0.28
MX2 55.5 ± 5.6 406.6 ± 11.9 2.10 ± 0.28
MX3 56.8 ± 5.6 410.0 ± 11.8 2.10 ± 0.28
RH08 59.1 ± 5.6 413.6 ± 11.7 2.10 ± 0.28
RH09 58.6 ± 5.5 413.2 ± 11.4 2.10 ± 0.28
RH10 58.7 ± 5.5 413.1 ± 11.3 2.10 ± 0.28
Average 57.3 397.9 2.10
Median 58.6 410.0 2.10
Deviation 6.3 33.0 0.00

Upstream wave speeds and mach numbers (About, Top)

Method
dV
Slow
Intermediate
Fast
Slow
Mach
Fast
Mach
MC 82.3 ± 4.2 19.9 ± 0.4 34.3 ± 2.6 55.9 ± 2.4 4.13 ± 0.26 1.48 ± 0.10
VC 100.2 ± 3.9 9.9 ± 0.1 17.9 ± 1.4 58.5 ± 2.2 10.08 ± 0.49 1.72 ± 0.09
MX1 97.2 ± 3.8 16.4 ± 0.3 28.8 ± 2.2 57.0 ± 2.3 5.92 ± 0.30 1.71 ± 0.09
MX2 97.8 ± 3.8 15.9 ± 0.3 28.0 ± 2.1 57.1 ± 2.3 6.15 ± 0.30 1.71 ± 0.09
MX3 98.1 ± 3.7 15.4 ± 0.3 27.1 ± 2.1 57.3 ± 2.3 6.39 ± 0.31 1.72 ± 0.09
RH8 98.4 ± 3.6 14.3 ± 0.2 25.4 ± 1.9 57.6 ± 2.3 6.86 ± 0.32 1.71 ± 0.09
RH9 97.4 ± 3.5 14.5 ± 0.2 25.7 ± 2.0 57.5 ± 2.3 6.70 ± 0.31 1.70 ± 0.09
RH10 97.3 ± 3.5 14.5 ± 0.2 25.7 ± 2.0 57.5 ± 2.3 6.71 ± 0.31 1.69 ± 0.09
Average 96.1 15.1 26.6 57.3 6.6 1.7
Median 97.8 15.4 27.1 57.5 6.7 1.7
Deviation 5.6 2.8 4.5 0.7 1.6 0.1

Downstream wave speeds and mach numbers (About, Top)

Method
dV
Slow
Intermediate
Fast
Slow
Mach
Fast
Mach
MC 39.5 ± 4.4 25.3 ± 2.0 40.2 ± 2.6 67.9 ± 2.9 1.58 ± 0.29 0.59 ± 0.08
VC 47.8 ± 4.5 12.6 ± 0.9 21.0 ± 1.4 71.4 ± 3.1 3.83 ± 0.61 0.67 ± 0.09
MX1 46.5 ± 4.2 20.9 ± 1.6 33.8 ± 2.2 69.4 ± 3.0 2.25 ± 0.36 0.67 ± 0.08
MX2 46.9 ± 4.1 20.2 ± 1.5 32.9 ± 2.2 69.6 ± 3.0 2.34 ± 0.36 0.68 ± 0.08
MX3 47.1 ± 4.0 19.5 ± 1.5 31.8 ± 2.1 69.8 ± 3.0 2.44 ± 0.37 0.68 ± 0.08
RH8 47.4 ± 3.9 18.2 ± 1.3 29.8 ± 2.0 70.1 ± 3.1 2.63 ± 0.39 0.68 ± 0.08
RH9 47.3 ± 3.7 18.4 ± 1.4 30.2 ± 2.0 70.1 ± 3.1 2.59 ± 0.37 0.68 ± 0.07
RH10 47.3 ± 3.7 18.4 ± 1.4 30.1 ± 2.0 70.1 ± 3.1 2.59 ± 0.37 0.68 ± 0.07
Average 46.2 19.2 31.2 69.8 2.5 0.7
Median 47.3 19.5 31.8 70.1 2.6 0.7
Deviation 2.7 3.5 5.3 1.0 0.6 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 Mon Apr 13 08:55:21 2009
Michael L Stevens (mstevens@cfa.harvard.edu)

   
 

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