CfA Interplanetary Shock Database - Individual Event Detail
 

Database: Wind Shock Analysis
Event ID: 20131530233
Observation time: 06/02/2013 153.10641 0233 [UT]

Wind spacecraft

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Wave speed and Mach numbers
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Individual equations
Shock speed
Theta Bn
Mach numbers


General Information (About, Top)

Year 2013
Fractional day of year 153.106406
Arrival time of shock [seconds of day] 9193.5 ± 50.0
Shock type FR
Electron data availability 0
X GSE location of spacecraft [Re] 231.252
Y GSE location of spacecraft [Re] -99.463
Z GSE location of spacecraft [Re] 10.835
Upstream plasma points selected for analysis 0003
Upstream field points selected for analysis 0100
Downstream plasma points selected for analysis 0003
Downstream field points selected for analysis 0100
Minimum chisq/dof for RH8,RH9,RH10 79.30, Infinity, -1084.45
Event added to database
Tue Oct 8 15:39:43 2013
Event last processed
Tue Oct 8 17:15:50 2013
Method selected
RH08
Propagation delay to Earth [minutes]
42.774 ± 2.823

Asymptotic plasma parameters (About, Top)

Parameter
Upstream
Downstream
Vx GSE [km/s] -662.7 ± 35.8 -726.2 ± 12.7
Vy GSE [km/s] 113.4 ± 6.4 42.2 ± 3.1
Vz GSE [km/s] 23.4 ± 8.9 32.3 ± 11.0
Wi [km/s] 74.3 ± 2.2 61.8 ± 2.3
We [km/s] 2350.3 ± 69.2 1953.4 ± 74.1
Ni [n/cc] 4.4 ± 1.0 2.4 ± 0.1
Bx GSE [nT] 1.6 ± 3.2 -1.2 ± 0.9
By GSE [nT] -0.3 ± 0.2 0.4 ± 0.7
Bz GSE [nT] -10.0 ± 1.3 -4.4 ± 0.7
Plasma Beta
0.462 ± 0.489
0.897 ± 0.849
Sound Speed [km/s]
95.95 ± 2.82
79.75 ± 3.02
Alfven Speed [km/s]
110.08 ± 7.40
66.01 ± 5.78

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

Method Nx Ny Nz Theta [degrees] Phi [degrees]
MC -0.824 ± 0.226 0.342 ± 0.363 -0.451 ± 0.417 -26.79 ± 23.62 157.46 ± 24.73
VC -0.852 ± 0.452 -0.519 ± 0.742 0.064 ± 0.064 3.69 ± 9.38 211.34 ± 49.85
MX1 -0.996 ± 0.105 0.086 ± 1.222 -0.012 ± 0.012 -0.69 ± 7.58 175.07 ± 70.29
MX2 -0.731 ± 0.174 -0.615 ± 0.193 -0.296 ± 0.287 -17.22 ± 22.17 220.08 ± 14.00
MX3 -0.997 ± 0.058 0.049 ± 1.183 -0.059 ± 0.058 -3.35 ± 5.02 177.20 ± 67.99
RH08 -0.942 ± 0.024 0.244 ± 0.069 -0.229 ± 0.225 -13.24 ± 3.97 165.46 ± 4.17
RH09 0.023 ± 0.007 0.147 ± 0.034 -0.989 ± 0.212 -81.43 ± 2.00 81.23 ± 2.00
RH10 -0.131 ± 0.050 0.071 ± 0.064 0.989 ± 0.212 81.43 ± 2.50 151.42 ± 26.67
Average -0.681 -0.024 -0.123 -7.201 167.406
Median -0.824 0.086 -0.059 -3.355 175.069
Deviation 0.400 0.350 0.559 44.818 42.501

Key shock parameters (About, Top)

Method ThetaBn Shock Speed Compression
MC 73.2 ± 17.7 543.9 ± 24.5 0.57 ± 0.16
VC 78.9 ± 15.5 409.7 ± 18.1 0.57 ± 0.16
MX1 80.6 ± 18.8 610.7 ± 22.5 0.57 ± 0.16
MX2 79.5 ± 14.5 321.5 ± 18.0 0.57 ± 0.16
MX3 83.3 ± 18.9 604.8 ± 22.7 0.57 ± 0.16
RH08 86.9 ± 18.4 601.3 ± 24.2 0.57 ± 0.16
RH09 17.6 ± 12.6 -0.6 ± 11.4 0.57 ± 0.16
RH10 13.9 ± 9.1 100.2 ± 21.4 0.57 ± 0.16
Average 64.2 398.9 0.57
Median 79.5 543.9 0.57
Deviation 30.2 240.3 0.00

Upstream wave speeds and mach numbers (About, Top)

Method
dV
Slow
Intermediate
Fast
Slow
Mach
Fast
Mach
MC -30.7 ± 32.0 21.1 ± 0.3 31.8 ± 2.1 144.6 ± 4.2 -1.45 ± 1.50 -0.21 ± 0.21
VC -97.8 ± 32.5 13.9 ± 0.2 21.1 ± 1.4 145.5 ± 4.2 -7.03 ± 2.30 -0.67 ± 0.21
MX1 -59.0 ± 35.4 11.8 ± 0.2 18.0 ± 1.2 145.6 ± 4.2 -4.98 ± 2.95 -0.40 ± 0.23
MX2 -86.2 ± 31.9 13.2 ± 0.2 20.0 ± 1.3 145.5 ± 4.2 -6.54 ± 2.38 -0.59 ± 0.21
MX3 -60.1 ± 36.0 8.4 ± 0.1 12.8 ± 0.9 145.9 ± 4.2 -7.12 ± 4.21 -0.41 ± 0.24
RH8 -45.5 ± 34.7 3.9 ± 0.1 6.0 ± 0.4 146.1 ± 4.2 -11.50 ± 8.65 -0.31 ± 0.23
RH9 21.0 ± 7.3 84.2 ± 1.1 104.9 ± 7.1 119.4 ± 5.0 0.25 ± 0.08 0.18 ± 0.07
RH10 -17.8 ± 4.5 87.6 ± 1.3 106.8 ± 7.2 117.0 ± 5.3 -0.20 ± 0.05 -0.15 ± 0.04
Average -47.0 30.5 40.2 138.7 -4.8 -0.3
Median -45.5 13.9 21.1 145.5 -5.0 -0.3
Deviation 38.1 34.5 41.2 12.7 4.1 0.3

Downstream wave speeds and mach numbers (About, Top)

Method
dV
Slow
Intermediate
Fast
Slow
Mach
Fast
Mach
MC -54.7 ± 9.1 14.8 ± 0.6 19.1 ± 1.7 102.6 ± 2.1 -3.68 ± 0.48 -0.53 ± 0.08
VC -189.6 ± 11.6 9.8 ± 0.4 12.7 ± 1.1 103.2 ± 2.1 -19.39 ± 0.50 -1.84 ± 0.09
MX1 -116.1 ± 12.5 8.3 ± 0.4 10.8 ± 0.9 103.3 ± 2.1 -13.95 ± 0.94 -1.12 ± 0.10
MX2 -173.8 ± 7.7 9.2 ± 0.4 12.0 ± 1.1 103.2 ± 2.1 -18.80 ± 0.06 -1.68 ± 0.05
MX3 -119.5 ± 12.2 5.9 ± 0.3 7.7 ± 0.7 103.5 ± 2.1 -20.15 ± 1.24 -1.15 ± 0.10
RH8 -85.9 ± 10.8 2.8 ± 0.1 3.6 ± 0.3 103.6 ± 2.2 -30.92 ± 2.63 -0.83 ± 0.09
RH9 41.7 ± 11.4 58.6 ± 3.7 62.9 ± 5.5 85.4 ± 1.2 0.71 ± 0.17 0.49 ± 0.14
RH10 -29.8 ± 11.7 60.8 ± 4.1 64.1 ± 5.6 83.9 ± 1.4 -0.49 ± 0.17 -0.36 ± 0.15
Average -91.0 21.3 24.1 98.6 -13.3 -0.9
Median -85.9 9.8 12.7 103.2 -14.0 -0.8
Deviation 76.3 24.0 24.7 8.6 11.2 0.8

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)

   
 

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