CfA Interplanetary Shock Database - Individual Event Detail
 

Database: Wind Shock Analysis
Event ID: 20131251511
Observation time: 05/05/2013 125.63321 1511 [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 2013
Fractional day of year 125.633212
Arrival time of shock [seconds of day] 54709.5 ± 20.0
Shock type SF
Electron data availability 0
X GSE location of spacecraft [Re] 258.466
Y GSE location of spacecraft [Re] -43.685
Z GSE location of spacecraft [Re] 21.657
Upstream plasma points selected for analysis 0003
Upstream field points selected for analysis 0212
Downstream plasma points selected for analysis 0003
Downstream field points selected for analysis 0224
Minimum chisq/dof for RH8,RH9,RH10 12.64, Infinity, -4311.66
Event added to database
Tue Oct 8 15:29:08 2013
Event last processed
Tue Oct 8 17:01:49 2013
Method selected
RH08
Propagation delay to Earth [minutes]
54.427 ± 9.797

Asymptotic plasma parameters (About, Top)

Parameter
Upstream
Downstream
Vx GSE [km/s] -360.4 ± 1.9 -395.5 ± 1.6
Vy GSE [km/s] -49.8 ± 1.9 -9.2 ± 3.2
Vz GSE [km/s] 5.4 ± 4.4 -9.1 ± 0.4
Wi [km/s] 22.3 ± 0.4 30.9 ± 0.6
We [km/s] 704.1 ± 13.3 978.2 ± 20.5
Ni [n/cc] 5.2 ± 0.1 12.1 ± 1.1
Bx GSE [nT] 4.4 ± 0.2 1.0 ± 0.4
By GSE [nT] -3.9 ± 0.6 -0.9 ± 0.6
Bz GSE [nT] 3.8 ± 1.1 1.5 ± 0.8
Plasma Beta
0.108 ± 0.101
6.771 ± 8.261
Sound Speed [km/s]
28.74 ± 0.54
39.93 ± 0.84
Alfven Speed [km/s]
68.07 ± 2.68
13.40 ± 5.38

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

Method Nx Ny Nz Theta [degrees] Phi [degrees]
MC -0.974 ± 0.230 -0.149 ± 1.068 0.169 ± 0.168 9.74 ± 55.08 188.72 ± 62.82
VC -0.632 ± 0.035 0.730 ± 0.031 -0.260 ± 0.254 -15.08 ± 3.93 130.88 ± 2.55
MX1 -0.864 ± 0.643 0.474 ± 1.141 0.168 ± 0.167 9.70 ± 60.03 151.28 ± 75.44
MX2 -0.906 ± 0.409 0.175 ± 0.942 0.385 ± 0.365 22.66 ± 55.57 169.06 ± 59.42
MX3 -0.975 ± 0.218 -0.050 ± 1.430 -0.217 ± 0.213 -12.51 ± 54.44 182.92 ± 84.05
RH08 -0.738 ± 0.047 -0.529 ± 0.059 0.419 ± 0.393 24.77 ± 3.98 215.60 ± 4.37
RH09 -0.000 ± 0.035 -0.000 ± 0.000 -1.000 ± 0.000 -90.00 ± 2.00 0.00 ± 2.00
RH10 -0.508 ± 0.061 0.834 ± 0.039 -0.218 ± 0.214 -12.58 ± 3.96 121.34 ± 4.17
Average -0.700 0.186 -0.069 -7.911 144.974
Median -0.738 0.175 0.168 9.698 169.055
Deviation 0.328 0.465 0.464 36.757 66.264

Key shock parameters (About, Top)

Method ThetaBn Shock Speed Compression
MC 64.5 ± 0.1 403.5 ± 1.1 2.35 ± 0.23
VC 18.6 ± 9.8 287.2 ± 1.4 2.35 ± 0.23
MX1 44.4 ± 6.1 370.8 ± 1.3 2.35 ± 0.23
MX2 62.9 ± 4.3 377.8 ± 1.1 2.35 ± 0.23
MX3 46.2 ± 3.1 414.0 ± 1.4 2.35 ± 0.23
RH08 86.5 ± 0.7 291.1 ± 0.5 2.35 ± 0.23
RH09 57.7 ± 8.7 20.7 ± 1.1 2.35 ± 0.23
RH10 25.1 ± 9.8 236.1 ± 3.8 2.35 ± 0.23
Average 50.7 300.2 2.35
Median 57.7 370.8 2.35
Deviation 22.1 129.3 0.00

Upstream wave speeds and mach numbers (About, Top)

Method
dV
Slow
Intermediate
Fast
Slow
Mach
Fast
Mach
MC 44.1 ± 1.3 11.5 ± 0.1 29.3 ± 1.2 73.0 ± 2.3 3.82 ± 0.15 0.60 ± 0.00
VC 97.2 ± 1.5 27.0 ± 0.5 64.5 ± 2.5 68.8 ± 2.6 3.61 ± 0.11 1.41 ± 0.04
MX1 82.0 ± 0.9 19.6 ± 0.3 48.6 ± 1.9 71.2 ± 2.4 4.18 ± 0.08 1.15 ± 0.04
MX2 57.9 ± 0.6 12.2 ± 0.1 31.1 ± 1.2 72.9 ± 2.3 4.73 ± 0.05 0.80 ± 0.03
MX3 61.3 ± 2.8 19.0 ± 0.2 47.1 ± 1.9 71.4 ± 2.4 3.24 ± 0.19 0.86 ± 0.01
RH8 -3.5 ± 0.4 1.6 ± 0.0 4.1 ± 0.2 73.9 ± 2.3 -2.19 ± 0.27 -0.05 ± 0.01
RH9 26.2 ± 4.4 14.4 ± 0.2 36.4 ± 1.4 72.5 ± 2.3 1.81 ± 0.32 0.36 ± 0.05
RH10 95.9 ± 1.2 25.6 ± 0.4 61.7 ± 2.4 69.3 ± 2.6 3.75 ± 0.09 1.38 ± 0.05
Average 57.6 16.4 40.4 71.6 2.9 0.8
Median 61.3 19.0 47.1 72.5 3.8 0.9
Deviation 34.9 8.2 19.6 1.8 2.2 0.5

Downstream wave speeds and mach numbers (About, Top)

Method
dV
Slow
Intermediate
Fast
Slow
Mach
Fast
Mach
MC 18.4 ± 1.2 5.5 ± 2.0 5.8 ± 2.3 41.9 ± 2.4 3.65 ± 1.12 0.44 ± 0.04
VC 41.6 ± 3.3 12.6 ± 5.0 12.7 ± 5.1 40.2 ± 1.1 3.57 ± 1.06 1.03 ± 0.07
MX1 34.8 ± 2.8 9.2 ± 3.5 9.6 ± 3.8 41.2 ± 1.8 4.07 ± 1.18 0.85 ± 0.06
MX2 24.6 ± 1.9 5.8 ± 2.1 6.1 ± 2.5 41.9 ± 2.3 4.57 ± 1.34 0.59 ± 0.05
MX3 26.0 ± 1.4 8.9 ± 3.3 9.3 ± 3.7 41.3 ± 1.9 3.15 ± 0.95 0.63 ± 0.04
RH8 -1.9 ± 1.0 0.8 ± 0.3 0.8 ± 0.3 42.3 ± 2.6 -2.37 ± 0.55 -0.04 ± 0.02
RH9 11.7 ± 0.4 6.8 ± 2.5 7.2 ± 2.9 41.7 ± 2.2 1.84 ± 0.51 0.28 ± 0.00
RH10 41.0 ± 3.4 12.0 ± 4.7 12.1 ± 4.9 40.4 ± 1.3 3.71 ± 1.08 1.01 ± 0.07
Average 24.5 7.7 7.9 41.4 2.8 0.6
Median 26.0 8.9 9.3 41.7 3.6 0.6
Deviation 15.0 3.8 3.9 0.7 2.2 0.4

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