CfA Interplanetary Shock Database - Individual Event Detail
 

Database: Wind Shock Analysis
Event ID: 20001442342
Observation time: 05/23/2000 144.98773 2342 [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 2000
Fractional day of year 144.987726
Arrival time of shock [seconds of day] 85339.5 ± 3.0
Shock type FF
Electron data availability 0
X GSE location of spacecraft [Re] 46.091
Y GSE location of spacecraft [Re] 4.320
Z GSE location of spacecraft [Re] -3.635
Upstream plasma points selected for analysis 0007
Upstream field points selected for analysis 0218
Downstream plasma points selected for analysis 0006
Downstream field points selected for analysis 0251
Minimum chisq/dof for RH8,RH9,RH10 8.76, 10.41, 10.84
Event added to database
Sat Mar 12 21:44:23 2005
Event last processed
Mon Mar 30 23:33:53 2009
Method selected
RH08
Propagation delay to Earth [minutes]
7.104 ± 0.203

Asymptotic plasma parameters (About, Top)

Parameter
Upstream
Downstream
Vx GSE [km/s] -583.9 ± 2.8 -630.1 ± 5.3
Vy GSE [km/s] -22.3 ± 6.0 -41.1 ± 3.7
Vz GSE [km/s] -32.0 ± 3.5 -48.4 ± 3.4
Wi [km/s] 54.6 ± 2.7 62.3 ± 2.5
We [km/s] 1726.9 ± 85.6 1968.5 ± 80.0
Ni [n/cc] 14.9 ± 0.7 32.2 ± 1.9
Bx GSE [nT] -1.8 ± 0.6 -3.4 ± 1.7
By GSE [nT] -11.6 ± 0.6 -8.3 ± 1.3
Bz GSE [nT] -3.6 ± 0.9 9.1 ± 1.4
Plasma Beta
0.626 ± 0.649
1.626 ± 1.903
Sound Speed [km/s]
70.50 ± 3.49
80.36 ± 3.27
Alfven Speed [km/s]
69.71 ± 4.45
49.89 ± 5.88

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

Method Nx Ny Nz Theta [degrees] Phi [degrees]
MC -0.245 ± 0.086 -0.948 ± 0.027 0.203 ± 0.200 11.73 ± 4.69 255.52 ± 5.17
VC -0.882 ± 0.049 -0.357 ± 0.111 -0.308 ± 0.298 -17.92 ± 4.13 202.04 ± 7.16
MX1 -0.963 ± 0.064 0.206 ± 0.286 -0.175 ± 0.174 -10.10 ± 5.67 167.91 ± 17.01
MX2 -0.844 ± 0.117 -0.536 ± 0.185 0.006 ± 0.006 0.35 ± 9.35 212.43 ± 12.55
MX3 -0.949 ± 0.039 -0.311 ± 0.116 -0.059 ± 0.059 -3.39 ± 7.62 198.14 ± 7.02
RH08 -0.983 ± 0.003 -0.130 ± 0.014 -0.128 ± 0.128 -7.38 ± 0.85 187.52 ± 0.82
RH09 -0.987 ± 0.010 -0.113 ± 0.062 -0.117 ± 0.117 -6.74 ± 3.39 186.52 ± 3.58
RH10 -0.987 ± 0.010 -0.113 ± 0.063 -0.117 ± 0.117 -6.74 ± 3.52 186.52 ± 3.67
Average -0.855 -0.288 -0.087 -5.022 199.574
Median -0.949 -0.130 -0.117 -6.737 198.144
Deviation 0.252 0.345 0.148 8.585 26.164

Key shock parameters (About, Top)

Method ThetaBn Shock Speed Compression
MC 29.3 ± 4.4 206.7 ± 9.4 2.14 ± 0.18
VC 56.5 ± 2.5 631.2 ± 7.9 2.14 ± 0.18
MX1 89.7 ± 2.6 645.4 ± 7.7 2.14 ± 0.18
MX2 51.3 ± 3.1 594.4 ± 8.3 2.14 ± 0.18
MX3 63.5 ± 2.8 656.3 ± 7.9 2.14 ± 0.18
RH08 72.5 ± 2.6 674.3 ± 7.7 2.14 ± 0.18
RH09 73.6 ± 2.6 675.1 ± 7.7 2.14 ± 0.18
RH10 73.6 ± 2.6 675.1 ± 7.7 2.14 ± 0.18
Average 63.8 594.8 2.14
Median 72.5 656.3 2.14
Deviation 18.3 159.2 0.00

Upstream wave speeds and mach numbers (About, Top)

Method
dV
Slow
Intermediate
Fast
Slow
Mach
Fast
Mach
MC 49.1 ± 5.4 49.8 ± 1.2 60.8 ± 3.9 85.9 ± 1.6 0.99 ± 0.11 0.57 ± 0.06
VC 98.4 ± 5.0 28.5 ± 0.6 38.5 ± 2.5 95.1 ± 1.8 3.46 ± 0.18 1.04 ± 0.05
MX1 82.3 ± 2.6 0.3 ± 0.0 0.4 ± 0.0 99.3 ± 1.9 292.02 ± 8.26 0.83 ± 0.02
MX2 89.8 ± 4.8 32.7 ± 0.7 43.6 ± 2.8 93.7 ± 1.8 2.75 ± 0.16 0.96 ± 0.05
MX3 93.5 ± 4.1 22.6 ± 0.5 31.1 ± 2.0 96.7 ± 1.9 4.13 ± 0.19 0.97 ± 0.04
RH8 93.2 ± 3.6 15.0 ± 0.3 21.0 ± 1.3 98.1 ± 1.9 6.21 ± 0.25 0.95 ± 0.03
RH9 92.7 ± 3.5 14.1 ± 0.3 19.6 ± 1.3 98.3 ± 1.9 6.59 ± 0.25 0.94 ± 0.03
RH10 92.7 ± 3.5 14.1 ± 0.3 19.6 ± 1.3 98.3 ± 1.9 6.59 ± 0.25 0.94 ± 0.03
Average 86.5 22.1 29.3 95.7 40.3 0.9
Median 92.7 22.6 31.1 98.1 6.2 1.0
Deviation 15.8 15.0 18.4 4.4 101.7 0.1

Downstream wave speeds and mach numbers (About, Top)

Method
dV
Slow
Intermediate
Fast
Slow
Mach
Fast
Mach
MC 23.3 ± 3.8 40.8 ± 3.9 43.5 ± 5.1 85.5 ± 2.2 0.58 ± 0.14 0.27 ± 0.05
VC 46.0 ± 4.4 24.1 ± 2.0 27.6 ± 3.3 91.6 ± 2.4 1.92 ± 0.22 0.50 ± 0.05
MX1 38.9 ± 5.6 0.2 ± 0.0 0.3 ± 0.0 94.8 ± 2.6 161.63 ± 21.55 0.41 ± 0.06
MX2 40.8 ± 4.1 27.6 ± 2.3 31.2 ± 3.7 90.6 ± 2.3 1.49 ± 0.21 0.45 ± 0.05
MX3 42.9 ± 4.7 19.2 ± 1.5 22.3 ± 2.6 92.8 ± 2.4 2.24 ± 0.29 0.46 ± 0.06
RH8 43.3 ± 5.1 12.8 ± 1.0 15.0 ± 1.8 93.9 ± 2.5 3.39 ± 0.43 0.46 ± 0.06
RH9 43.1 ± 5.1 12.0 ± 0.9 14.1 ± 1.7 94.0 ± 2.5 3.61 ± 0.45 0.46 ± 0.06
RH10 43.1 ± 5.1 12.0 ± 0.9 14.1 ± 1.7 94.0 ± 2.5 3.61 ± 0.45 0.46 ± 0.06
Average 40.2 18.6 21.0 92.1 22.3 0.4
Median 43.1 19.2 22.3 93.9 3.4 0.5
Deviation 7.1 12.3 13.2 3.0 56.3 0.1

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