CfA Interplanetary Shock Database - Individual Event Detail
 

Database: Wind Shock Analysis
Event ID: 20013642005
Observation time: 12/30/2001 364.83689 2005 [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 2001
Fractional day of year 364.836892
Arrival time of shock [seconds of day] 72307.5 ± 3.0
Shock type FF
Electron data availability 0
X GSE location of spacecraft [Re] 42.550
Y GSE location of spacecraft [Re] 457.044
Z GSE location of spacecraft [Re] 18.420
Upstream plasma points selected for analysis 0007
Upstream field points selected for analysis 0222
Downstream plasma points selected for analysis 0008
Downstream field points selected for analysis 0269
Minimum chisq/dof for RH8,RH9,RH10 3.17, 3.98, 4.09
Event added to database
Mon Feb 14 11:17:14 2005
Event last processed
Mon Mar 30 22:27:10 2009
Method selected
RH08
Propagation delay to Earth [minutes]
2.198 ± 2.088

Asymptotic plasma parameters (About, Top)

Parameter
Upstream
Downstream
Vx GSE [km/s] -424.5 ± 3.6 -562.9 ± 16.8
Vy GSE [km/s] 26.2 ± 18.2 -23.8 ± 15.6
Vz GSE [km/s] -6.9 ± 5.5 -16.3 ± 41.4
Wi [km/s] 76.6 ± 3.5 107.4 ± 10.5
We [km/s] 2422.3 ± 109.8 3394.8 ± 331.9
Ni [n/cc] 7.0 ± 0.4 16.0 ± 1.2
Bx GSE [nT] 4.8 ± 0.8 6.3 ± 2.9
By GSE [nT] -4.2 ± 3.7 -16.6 ± 5.8
Bz GSE [nT] 9.5 ± 0.9 10.3 ± 9.2
Plasma Beta
0.612 ± 0.639
0.738 ± 0.748
Sound Speed [km/s]
98.89 ± 4.48
138.59 ± 13.55
Alfven Speed [km/s]
98.60 ± 6.11
125.93 ± 4.93

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

Method Nx Ny Nz Theta [degrees] Phi [degrees]
MC -0.852 ± 0.306 -0.040 ± 0.744 -0.522 ± 0.469 -31.48 ± 33.34 182.67 ± 50.05
VC -0.944 ± 0.045 -0.329 ± 0.126 -0.035 ± 0.035 -2.02 ± 14.03 199.20 ± 7.67
MX1 -0.987 ± 0.094 -0.059 ± 0.575 -0.153 ± 0.151 -8.78 ± 33.09 183.40 ± 33.41
MX2 -0.994 ± 0.029 -0.092 ± 0.258 -0.064 ± 0.064 -3.66 ± 15.53 185.28 ± 14.87
MX3 -0.993 ± 0.024 -0.117 ± 0.202 0.021 ± 0.021 1.23 ± 11.71 186.73 ± 11.64
RH08 -0.997 ± 0.002 0.061 ± 0.028 -0.039 ± 0.039 -2.24 ± 1.58 176.49 ± 1.61
RH09 -0.989 ± 0.010 0.148 ± 0.068 -0.006 ± 0.006 -0.32 ± 4.05 171.48 ± 3.93
RH10 -0.989 ± 0.010 0.148 ± 0.068 -0.006 ± 0.006 -0.32 ± 4.05 171.48 ± 3.94
Average -0.968 -0.035 -0.100 -5.949 182.091
Median -0.989 -0.040 -0.035 -2.021 183.398
Deviation 0.050 0.157 0.178 10.753 9.128

Key shock parameters (About, Top)

Method ThetaBn Shock Speed Compression
MC 41.5 ± 8.7 578.6 ± 50.5 2.26 ± 0.16
VC 72.8 ± 8.9 662.4 ± 31.0 2.26 ± 0.16
MX1 60.1 ± 5.8 669.8 ± 31.6 2.26 ± 0.16
MX2 65.2 ± 5.6 678.1 ± 28.0 2.26 ± 0.16
MX3 70.0 ± 5.5 677.7 ± 25.1 2.26 ± 0.16
RH08 63.0 ± 3.9 669.0 ± 24.0 2.26 ± 0.16
RH09 63.0 ± 3.6 654.7 ± 20.9 2.26 ± 0.16
RH10 63.0 ± 3.6 654.7 ± 20.9 2.26 ± 0.16
Average 62.3 655.6 2.26
Median 63.0 669.0 2.26
Deviation 9.4 32.4 0.00

Upstream wave speeds and mach numbers (About, Top)

Method
dV
Slow
Intermediate
Fast
Slow
Mach
Fast
Mach
MC 214.4 ± 5.5 57.2 ± 2.0 73.9 ± 4.6 127.5 ± 4.1 3.75 ± 0.14 1.68 ± 0.07
VC 270.1 ± 8.9 20.8 ± 0.7 29.1 ± 1.8 138.2 ± 4.5 13.02 ± 0.63 1.96 ± 0.10
MX1 251.5 ± 4.8 35.9 ± 1.2 49.2 ± 3.0 135.1 ± 4.4 7.00 ± 0.27 1.86 ± 0.07
MX2 258.2 ± 5.1 29.9 ± 1.0 41.3 ± 2.6 136.5 ± 4.4 8.65 ± 0.34 1.89 ± 0.08
MX3 259.4 ± 5.3 24.2 ± 0.8 33.7 ± 2.1 137.7 ± 4.5 10.74 ± 0.43 1.89 ± 0.08
RH8 243.7 ± 2.9 32.5 ± 1.1 44.7 ± 2.8 135.9 ± 4.4 7.51 ± 0.26 1.79 ± 0.06
RH9 231.0 ± 2.4 32.5 ± 1.1 44.8 ± 2.8 135.9 ± 4.4 7.11 ± 0.24 1.70 ± 0.06
RH10 231.0 ± 2.4 32.5 ± 1.1 44.8 ± 2.8 135.9 ± 4.4 7.11 ± 0.24 1.70 ± 0.06
Average 244.9 33.2 45.2 135.3 8.1 1.8
Median 251.5 32.5 44.8 135.9 7.5 1.9
Deviation 18.5 10.9 13.3 3.3 2.8 0.1

Downstream wave speeds and mach numbers (About, Top)

Method
dV
Slow
Intermediate
Fast
Slow
Mach
Fast
Mach
MC 89.6 ± 33.9 76.1 ± 3.3 94.4 ± 3.7 171.4 ± 9.5 1.19 ± 0.47 0.53 ± 0.21
VC 122.8 ± 20.5 27.7 ± 1.2 37.1 ± 1.5 185.5 ± 9.9 4.45 ± 0.84 0.67 ± 0.13
MX1 110.6 ± 22.2 47.9 ± 2.1 62.8 ± 2.5 181.3 ± 9.7 2.32 ± 0.51 0.61 ± 0.14
MX2 115.5 ± 19.6 39.8 ± 1.8 52.8 ± 2.1 183.2 ± 9.8 2.91 ± 0.55 0.63 ± 0.13
MX3 116.3 ± 17.2 32.2 ± 1.4 43.1 ± 1.7 184.7 ± 9.9 3.62 ± 0.61 0.63 ± 0.11
RH8 108.4 ± 17.4 43.3 ± 1.9 57.1 ± 2.2 182.4 ± 9.8 2.51 ± 0.45 0.60 ± 0.11
RH9 101.5 ± 15.5 43.3 ± 1.9 57.2 ± 2.2 182.4 ± 9.8 2.35 ± 0.40 0.56 ± 0.10
RH10 101.5 ± 15.5 43.3 ± 1.9 57.2 ± 2.2 182.4 ± 9.8 2.35 ± 0.40 0.56 ± 0.10
Average 108.3 44.2 57.7 181.7 2.7 0.6
Median 110.6 43.3 57.2 182.4 2.5 0.6
Deviation 10.5 14.5 17.0 4.4 1.0 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)

   
 

Section Photo