CfA Interplanetary Shock Database - Individual Event Detail
 

Database: Wind Shock Analysis
Event ID: 20020622338
Observation time: 03/03/2002 62.98503 2338 [UT]

Wind spacecraft

Site
Data tables
Selection
Normals
Parameters
Previous event
Next event
Yearly list
Main page
Help

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


General Information (About, Top)

Year 2002
Fractional day of year 62.985031
Arrival time of shock [seconds of day] 85106.7 ± 60.0
Shock type SR
Electron data availability 0
X GSE location of spacecraft [Re] -3.098
Y GSE location of spacecraft [Re] -227.412
Z GSE location of spacecraft [Re] 3.920
Upstream plasma points selected for analysis 0009
Upstream field points selected for analysis 0306
Downstream plasma points selected for analysis 0009
Downstream field points selected for analysis 0269
Minimum chisq/dof for RH8,RH9,RH10 1.58, 16.21, 16.49
Event added to database
Mon Feb 14 11:18:12 2005
Event last processed
Mon Mar 30 22:45:03 2009
Method selected
RH08
Propagation delay to Earth [minutes]
-39.025 ± 3.889

Asymptotic plasma parameters (About, Top)

Parameter
Upstream
Downstream
Vx GSE [km/s] -347.6 ± 1.7 -361.0 ± 2.4
Vy GSE [km/s] -49.5 ± 3.4 -39.1 ± 1.6
Vz GSE [km/s] -55.7 ± 2.2 -41.8 ± 2.7
Wi [km/s] 24.3 ± 1.1 21.7 ± 0.8
We [km/s] 769.1 ± 35.3 686.6 ± 24.3
Ni [n/cc] 39.7 ± 1.5 15.7 ± 0.7
Bx GSE [nT] 5.6 ± 0.4 -7.7 ± 0.3
By GSE [nT] -3.4 ± 1.1 12.4 ± 0.5
Bz GSE [nT] -7.3 ± 0.9 -1.9 ± 1.0
Plasma Beta
0.502 ± 0.496
0.072 ± 0.071
Sound Speed [km/s]
31.40 ± 1.44
28.03 ± 0.99
Alfven Speed [km/s]
34.42 ± 1.42
81.16 ± 3.69

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

Method Nx Ny Nz Theta [degrees] Phi [degrees]
MC -0.986 ± 0.229 0.139 ± 1.460 0.089 ± 0.089 5.13 ± 64.97 171.96 ± 84.81
VC -0.616 ± 0.090 0.465 ± 0.096 0.636 ± 0.532 39.52 ± 7.32 142.93 ± 7.72
MX1 -0.984 ± 0.219 0.135 ± 1.267 -0.120 ± 0.119 -6.88 ± 64.17 172.16 ± 73.78
MX2 -0.992 ± 0.163 0.090 ± 1.465 0.084 ± 0.084 4.83 ± 65.19 174.83 ± 84.58
MX3 -0.997 ± 0.092 0.043 ± 1.410 0.060 ± 0.060 3.47 ± 65.31 177.50 ± 81.03
RH08 -0.774 ± 0.004 -0.534 ± 0.003 -0.341 ± 0.327 -19.92 ± 0.88 214.60 ± 0.00
RH09 -0.774 ± 0.042 -0.534 ± 0.056 -0.341 ± 0.327 -19.92 ± 4.08 214.60 ± 4.00
RH10 -0.774 ± 0.042 -0.534 ± 0.056 -0.341 ± 0.327 -19.92 ± 4.08 214.60 ± 4.02
Average -0.862 -0.091 -0.034 -1.714 185.397
Median -0.774 0.090 0.060 3.468 177.503
Deviation 0.146 0.388 0.333 20.136 26.433

Key shock parameters (About, Top)

Method ThetaBn Shock Speed Compression
MC 47.7 ± 3.5 320.6 ± 4.1 0.40 ± 0.02
VC 10.2 ± 7.1 140.0 ± 5.4 0.40 ± 0.02
MX1 58.9 ± 4.0 333.6 ± 3.8 0.40 ± 0.02
MX2 49.1 ± 3.2 325.8 ± 3.9 0.40 ± 0.02
MX3 51.4 ± 3.0 331.7 ± 3.7 0.40 ± 0.02
RH08 89.9 ± 2.8 314.4 ± 2.0 0.40 ± 0.02
RH09 89.9 ± 2.8 314.4 ± 2.0 0.40 ± 0.02
RH10 89.9 ± 2.8 314.4 ± 2.0 0.40 ± 0.02
Average 60.9 299.4 0.40
Median 58.9 320.6 0.40
Deviation 28.1 64.9 0.00

Upstream wave speeds and mach numbers (About, Top)

Method
dV
Slow
Intermediate
Fast
Slow
Mach
Fast
Mach
MC -10.4 ± 2.0 16.7 ± 0.5 23.2 ± 1.0 43.5 ± 1.3 -0.62 ± 0.11 -0.24 ± 0.04
VC -15.5 ± 2.8 29.4 ± 1.0 33.9 ± 1.4 36.2 ± 1.1 -0.53 ± 0.08 -0.43 ± 0.07
MX1 -8.2 ± 2.0 12.4 ± 0.4 17.8 ± 0.7 44.9 ± 1.4 -0.66 ± 0.15 -0.18 ± 0.04
MX2 -10.0 ± 1.9 16.2 ± 0.5 22.5 ± 0.9 43.7 ± 1.3 -0.62 ± 0.11 -0.23 ± 0.04
MX3 -9.5 ± 1.8 15.3 ± 0.5 21.5 ± 0.9 44.0 ± 1.4 -0.62 ± 0.11 -0.22 ± 0.04
RH8 -0.0 ± 1.2 0.0 ± 0.0 0.0 ± 0.0 46.6 ± 1.4 -2.89 ± 48.31 -0.00 ± 0.03
RH9 -0.0 ± 1.2 0.0 ± 0.0 0.0 ± 0.0 46.6 ± 1.4 -2.89 ± 48.31 -0.00 ± 0.03
RH10 -0.0 ± 1.2 0.0 ± 0.0 0.0 ± 0.0 46.6 ± 1.4 -2.89 ± 48.31 -0.00 ± 0.03
Average -6.7 11.3 14.9 44.0 -1.5 -0.2
Median -8.2 15.3 21.5 44.9 -0.6 -0.2
Deviation 5.9 10.5 13.1 3.4 1.2 0.2

Downstream wave speeds and mach numbers (About, Top)

Method
dV
Slow
Intermediate
Fast
Slow
Mach
Fast
Mach
MC -26.3 ± 2.7 18.2 ± 0.6 54.6 ± 2.5 83.9 ± 3.5 -1.44 ± 0.15 -0.31 ± 0.04
VC -37.5 ± 3.5 27.5 ± 1.0 79.9 ± 3.6 81.3 ± 3.7 -1.36 ± 0.13 -0.46 ± 0.06
MX1 -21.1 ± 2.2 13.9 ± 0.4 41.9 ± 1.9 84.8 ± 3.5 -1.52 ± 0.17 -0.25 ± 0.03
MX2 -25.4 ± 2.6 17.7 ± 0.6 53.2 ± 2.4 84.0 ± 3.5 -1.43 ± 0.15 -0.30 ± 0.04
MX3 -24.1 ± 2.6 16.9 ± 0.5 50.7 ± 2.3 84.2 ± 3.5 -1.43 ± 0.16 -0.29 ± 0.04
RH8 -0.1 ± 0.8 0.0 ± 0.0 0.1 ± 0.0 85.9 ± 3.4 -2.23 ± 28.56 -0.00 ± 0.01
RH9 -0.1 ± 0.8 0.0 ± 0.0 0.1 ± 0.0 85.9 ± 3.4 -2.23 ± 28.56 -0.00 ± 0.01
RH10 -0.1 ± 0.8 0.0 ± 0.0 0.1 ± 0.0 85.9 ± 3.4 -2.23 ± 28.56 -0.00 ± 0.01
Average -16.8 11.8 35.1 84.5 -1.7 -0.2
Median -21.1 16.9 50.7 84.8 -1.4 -0.2
Deviation 14.7 10.5 30.9 1.5 0.4 0.2

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)

   
 

Section Photo