CfA Interplanetary Shock Database - Individual Event Detail
 

Database: Wind Shock Analysis
Event ID: 20153071116
Observation time: 11/03/2015 307.46957 1116 [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 2015
Fractional day of year 307.469571
Arrival time of shock [seconds of day] 40570.9 ± 60.0
Shock type NN
Electron data availability 0
X GSE location of spacecraft [Re] 233.368
Y GSE location of spacecraft [Re] -92.636
Z GSE location of spacecraft [Re] 12.603
Upstream plasma points selected for analysis 0008
Upstream field points selected for analysis 0236
Downstream plasma points selected for analysis 0008
Downstream field points selected for analysis 0259
Minimum chisq/dof for RH8,RH9,RH10 8.20, 12.63, 13.34
Event added to database
Mon Feb 1 16:00:29 2016
Event last processed
Tue May 17 17:22:45 2016
Method selected
RH08
Propagation delay to Earth [minutes]
86.668 ± 19.859

Asymptotic plasma parameters (About, Top)

Parameter
Upstream
Downstream
Vx GSE [km/s] -489.7 ± 12.7 -666.1 ± 12.5
Vy GSE [km/s] 85.1 ± 22.5 50.7 ± 23.3
Vz GSE [km/s] -0.3 ± 15.7 31.5 ± 12.9
Wi [km/s] 135.4 ± 13.1 68.5 ± 5.6
We [km/s] 4280.3 ± 415.3 2167.0 ± 176.9
Ni [n/cc] 14.6 ± 1.5 5.5 ± 0.3
Bx GSE [nT] -7.7 ± 3.2 -6.1 ± 1.7
By GSE [nT] 6.4 ± 4.2 2.2 ± 3.0
Bz GSE [nT] 0.4 ± 4.7 -3.9 ± 1.2
Plasma Beta
5.843 ± 4.694
0.786 ± 0.788
Sound Speed [km/s]
174.74 ± 16.95
88.47 ± 7.22
Alfven Speed [km/s]
67.58 ± 18.60
77.56 ± 4.58

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

Method Nx Ny Nz Theta [degrees] Phi [degrees]
MC -0.849 ± 0.215 0.317 ± 0.488 -0.422 ± 0.395 -24.99 ± 16.80 159.54 ± 32.78
VC -0.969 ± 0.033 -0.180 ± 0.155 0.170 ± 0.169 9.81 ± 5.79 190.52 ± 9.14
MX1 -1.000 ± 0.024 -0.030 ± 0.789 0.003 ± 0.003 0.14 ± 26.95 181.74 ± 45.20
MX2 -0.925 ± 0.238 0.265 ± 0.645 -0.274 ± 0.267 -15.88 ± 32.82 164.03 ± 39.89
MX3 -0.983 ± 0.085 -0.184 ± 0.456 -0.006 ± 0.006 -0.35 ± 22.38 190.61 ± 26.55
RH08 -0.253 ± 0.023 0.723 ± 0.021 -0.642 ± 0.535 -39.98 ± 1.81 109.30 ± 1.77
RH09 -0.991 ± 0.010 -0.043 ± 0.070 0.128 ± 0.128 7.38 ± 4.01 182.51 ± 4.07
RH10 -0.991 ± 0.010 -0.043 ± 0.070 0.128 ± 0.128 7.38 ± 4.01 182.51 ± 4.07
Average -0.870 0.103 -0.114 -7.058 170.095
Median -0.969 -0.030 0.003 0.144 182.507
Deviation 0.254 0.312 0.298 18.053 27.060

Key shock parameters (About, Top)

Method ThetaBn Shock Speed Compression
MC 38.5 ± 23.5 373.1 ± 3.8 0.38 ± 0.05
VC 55.6 ± 14.5 355.2 ± 4.9 0.38 ± 0.05
MX1 47.7 ± 17.0 386.8 ± 4.7 0.38 ± 0.05
MX2 37.0 ± 21.7 398.3 ± 4.0 0.38 ± 0.05
MX3 54.6 ± 17.2 364.2 ± 4.9 0.38 ± 0.05
RH08 55.9 ± 16.6 184.1 ± 3.4 0.38 ± 0.05
RH09 49.2 ± 15.0 379.1 ± 4.6 0.38 ± 0.05
RH10 49.2 ± 15.0 379.1 ± 36.9 0.38 ± 0.05
Average 48.5 352.5 0.38
Median 49.2 379.1 0.38
Deviation 7.3 69.3 0.00

Upstream wave speeds and mach numbers (About, Top)

Method
dV
Slow
Intermediate
Fast
Slow
Mach
Fast
Mach
MC -69.8 ± 15.1 50.7 ± 12.9 52.9 ± 14.6 181.1 ± 13.5 -1.50 ± 0.60 -0.39 ± 0.09
VC -104.0 ± 12.0 35.7 ± 8.8 38.1 ± 10.5 184.9 ± 11.9 -3.16 ± 1.21 -0.56 ± 0.08
MX1 -100.1 ± 12.7 43.0 ± 10.7 45.5 ± 12.5 183.2 ± 12.6 -2.53 ± 0.97 -0.55 ± 0.09
MX2 -77.2 ± 14.5 51.9 ± 13.3 54.0 ± 14.9 180.7 ± 13.7 -1.62 ± 0.65 -0.43 ± 0.09
MX3 -101.4 ± 13.0 36.7 ± 9.0 39.2 ± 10.8 184.7 ± 12.0 -2.99 ± 1.11 -0.55 ± 0.09
RH8 -1.7 ± 16.8 35.5 ± 8.7 37.9 ± 10.4 185.0 ± 11.9 -0.05 ± 0.55 -0.01 ± 0.09
RH9 -102.4 ± 12.1 41.6 ± 10.4 44.2 ± 12.2 183.6 ± 12.5 -2.67 ± 1.04 -0.56 ± 0.08
RH10 -102.4 ± 12.1 41.6 ± 10.4 44.2 ± 12.2 183.6 ± 12.5 -2.67 ± 1.04 -0.56 ± 0.08
Average -82.4 42.1 44.5 183.3 -2.1 -0.5
Median -100.1 41.6 44.2 183.6 -2.5 -0.5
Deviation 35.1 6.4 6.3 1.7 1.0 0.2

Downstream wave speeds and mach numbers (About, Top)

Method
dV
Slow
Intermediate
Fast
Slow
Mach
Fast
Mach
MC -195.3 ± 5.4 50.4 ± 2.9 60.7 ± 3.6 106.4 ± 7.0 -3.89 ± 0.31 -1.84 ± 0.16
VC -286.4 ± 17.3 34.4 ± 2.0 43.8 ± 2.6 112.6 ± 7.2 -8.36 ± 0.64 -2.55 ± 0.19
MX1 -277.4 ± 13.1 41.9 ± 2.4 52.2 ± 3.1 110.0 ± 7.1 -6.64 ± 0.48 -2.53 ± 0.19
MX2 -222.4 ± 5.6 51.8 ± 3.0 62.0 ± 3.7 105.7 ± 6.9 -4.31 ± 0.31 -2.11 ± 0.16
MX3 -280.9 ± 16.1 35.4 ± 2.0 44.9 ± 2.7 112.3 ± 7.2 -7.96 ± 0.63 -2.51 ± 0.20
RH8 -1.0 ± 19.6 34.1 ± 2.0 43.5 ± 2.6 112.7 ± 7.2 -0.04 ± 0.57 -0.01 ± 0.17
RH9 -282.7 ± 14.4 40.5 ± 2.3 50.7 ± 3.0 110.5 ± 7.1 -7.00 ± 0.50 -2.57 ± 0.18
RH10 -282.7 ± 14.4 40.5 ± 2.3 50.7 ± 3.0 110.5 ± 7.1 -7.00 ± 0.50 -2.57 ± 0.18
Average -228.6 41.1 51.1 110.1 -5.6 -2.1
Median -277.4 40.5 50.7 110.5 -6.6 -2.5
Deviation 98.0 6.9 7.2 2.7 2.8 0.9

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 Wed Jan 22 21:47:00 2020
Michael L Stevens (mstevens@cfa.harvard.edu)

   
 

Section Photo