Interplanetary Shock Analysis Pages
Database: Wind Shock Analysis
Event ID: 20011011818
04/11/2001 101.76290 1818 [UT]
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MIT Space
Plasma Group Interplanetary Shock Analysis Pages Database: Wind Shock Analysis Event ID: 20011011818 04/11/2001 101.76290 1818 [UT] |
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General information Asymptotic parameters Shock front normals Key parameters Wave speed and Mach numbers |
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Shock
speed Theta Bn Mach numbers |
General Information (About, Top)
| Year | 2001 |
| Fractional day of year | 101.762899 |
| Arrival time of shock [seconds of day] | 65914.5 ± 4.0 |
| Shock type | SF |
| Electron data availability | 0 | X GSE location of spacecraft [Re] | 3.730 |
| Y GSE location of spacecraft [Re] | -262.516 |
| Z GSE location of spacecraft [Re] | -0.560 |
| Upstream plasma points selected for analysis | 0006 |
| Upstream field points selected for analysis | 0245 |
| Downstream plasma points selected for analysis | 0009 |
| Downstream field points selected for analysis | 0286 |
| Minimum chisq/dof for RH8,RH9,RH10 | 9.96, 43.63, 45.66 |
| Event added to database |
Mon Feb 14 11:13:31 2005 |
| Event last processed |
Sun Mar 13 11:07:29 2005 |
| Method selected |
RH08 |
| Propagation delay to Earth [minutes] |
67.428 ± 2.976 |
Asymptotic plasma parameters (About, Top)
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| Vx GSE [km/s] | -613.1 ± 13.9 | -741.1 ± 8.0 |
| Vy GSE [km/s] | 35.7 ± 18.1 | -11.1 ± 8.7 |
| Vz GSE [km/s] | 97.1 ± 28.2 | 115.9 ± 12.6 |
| Wi [km/s] | 95.9 ± 5.7 | 136.0 ± 4.5 |
| We [km/s] | 3034.2 ± 179.6 | 4299.3 ± 142.0 |
| Ni [n/cc] | 14.4 ± 1.8 | 46.3 ± 1.2 |
| Bx GSE [nT] | 28.3 ± 1.5 | -3.4 ± 6.5 |
| By GSE [nT] | 6.8 ± 1.9 | -8.3 ± 6.5 |
| Bz GSE [nT] | -0.6 ± 5.4 | 7.6 ± 6.1 |
| Plasma Beta |
0.318 ± 0.316 |
8.652 ± 7.499 |
| Sound Speed [km/s] |
123.87 ± 7.33 |
175.52 ± 5.80 |
| Alfven Speed [km/s] |
171.65 ± 13.43 |
49.48 ± 10.48 |
Best values of shock front normal for each method (About, Top)
| Method | Nx | Ny | Nz | Theta [degrees] | Phi [degrees] |
| MC | -0.697 ± 0.401 | 0.553 ± 0.486 | -0.456 ± 0.422 | -27.15 ± 22.49 | 141.58 ± 38.89 |
| VC | -0.929 ± 0.061 | -0.343 ± 0.150 | 0.137 ± 0.136 | 7.88 ± 11.72 | 200.26 ± 9.21 |
| MX1 | -0.756 ± 0.436 | 0.504 ± 0.597 | -0.418 ± 0.391 | -24.68 ± 32.68 | 146.29 ± 44.10 |
| MX2 | -0.672 ± 0.390 | 0.569 ± 0.444 | -0.474 ± 0.435 | -28.31 ± 24.30 | 139.75 ± 36.16 |
| MX3 | -0.699 ± 0.385 | 0.495 ± 0.512 | -0.517 ± 0.465 | -31.11 ± 20.33 | 144.68 ± 41.06 |
| RH08 | -0.471 ± 0.008 | 0.873 ± 0.006 | -0.128 ± 0.128 | -7.38 ± 2.00 | 118.33 ± 0.52 |
| RH09 | -0.465 ± 0.063 | 0.863 ± 0.036 | -0.196 ± 0.193 | -11.28 ± 3.96 | 118.33 ± 4.16 |
| RH10 | -0.468 ± 0.062 | 0.869 ± 0.035 | -0.162 ± 0.161 | -9.32 ± 4.03 | 118.33 ± 4.07 |
| Average | -0.645 | 0.548 | -0.277 | -16.419 | 140.944 |
| Median | -0.672 | 0.569 | -0.196 | -11.276 | 141.581 |
| Deviation | 0.166 | 0.398 | 0.227 | 13.574 | 26.986 |
Key shock parameters (About, Top)
| Method | ThetaBn | Shock Speed | Compression |
| MC | 57.8 ± 7.7 | 485.8 ± 16.2 | 3.28 ± 0.44 |
| VC | 13.0 ± 5.9 | 770.5 ± 14.2 | 3.28 ± 0.44 |
| MX1 | 53.1 ± 7.6 | 538.6 ± 15.7 | 3.28 ± 0.44 |
| MX2 | 59.7 ± 7.8 | 462.8 ± 16.4 | 3.28 ± 0.44 |
| MX3 | 56.9 ± 8.3 | 482.8 ± 16.9 | 3.28 ± 0.44 |
| RH08 | 75.7 ± 5.0 | 335.7 ± 14.5 | 3.28 ± 0.44 |
| RH09 | 76.0 ± 5.4 | 324.1 ± 14.8 | 3.28 ± 0.44 |
| RH10 | 75.8 ± 5.2 | 330.5 ± 14.6 | 3.28 ± 0.44 |
| Average | 58.5 | 466.3 | 3.28 |
| Median | 59.7 | 482.8 | 3.28 |
| Deviation | 20.7 | 148.4 | 0.00 |
Upstream wave speeds and mach numbers (About, Top)
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Mach |
Mach |
| MC | 82.9 ± 30.7 | 55.3 ± 2.8 | 91.4 ± 7.1 | 204.5 ± 11.9 | 1.50 ± 0.55 | 0.40 ± 0.14 |
| VC | 199.6 ± 5.0 | 117.6 ± 6.5 | 167.3 ± 13.1 | 176.1 ± 12.5 | 1.70 ± 0.09 | 1.14 ± 0.07 |
| MX1 | 97.6 ± 29.7 | 63.1 ± 3.2 | 103.1 ± 8.1 | 202.2 ± 11.9 | 1.55 ± 0.47 | 0.48 ± 0.14 |
| MX2 | 76.6 ± 31.1 | 52.1 ± 2.7 | 86.5 ± 6.8 | 205.3 ± 12.0 | 1.47 ± 0.59 | 0.37 ± 0.15 |
| MX3 | 86.9 ± 31.4 | 56.8 ± 2.9 | 93.8 ± 7.3 | 204.1 ± 11.9 | 1.53 ± 0.55 | 0.42 ± 0.15 |
| RH8 | 28.5 ± 24.9 | 24.9 ± 1.3 | 42.4 ± 3.3 | 210.4 ± 12.1 | 1.14 ± 1.00 | 0.13 ± 0.12 |
| RH9 | 27.0 ± 26.3 | 24.5 ± 1.2 | 41.6 ± 3.3 | 210.4 ± 12.1 | 1.10 ± 1.07 | 0.13 ± 0.13 |
| RH10 | 28.1 ± 25.6 | 24.7 ± 1.3 | 42.0 ± 3.3 | 210.4 ± 12.1 | 1.13 ± 1.04 | 0.13 ± 0.12 |
| Average | 78.4 | 52.4 | 83.5 | 202.9 | 1.4 | 0.4 |
| Median | 82.9 | 55.3 | 91.4 | 205.3 | 1.5 | 0.4 |
| Deviation | 57.1 | 30.9 | 42.7 | 11.3 | 0.2 | 0.3 |
Downstream wave speeds and mach numbers (About, Top)
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Mach |
Mach |
| MC | 28.2 ± 7.9 | 25.5 ± 5.1 | 26.3 ± 5.6 | 180.8 ± 5.6 | 1.11 ± 0.24 | 0.16 ± 0.04 |
| VC | 62.1 ± 7.8 | 48.1 ± 10.1 | 48.2 ± 10.2 | 175.9 ± 5.7 | 1.34 ± 0.30 | 0.35 ± 0.05 |
| MX1 | 32.4 ± 8.1 | 28.9 ± 5.8 | 29.7 ± 6.3 | 180.2 ± 5.6 | 1.13 ± 0.23 | 0.18 ± 0.04 |
| MX2 | 26.2 ± 7.9 | 24.1 ± 4.8 | 24.9 ± 5.3 | 181.0 ± 5.6 | 1.09 ± 0.25 | 0.14 ± 0.04 |
| MX3 | 30.5 ± 8.6 | 26.2 ± 5.3 | 27.0 ± 5.7 | 180.7 ± 5.6 | 1.17 ± 0.25 | 0.17 ± 0.05 |
| RH8 | 11.5 ± 6.6 | 11.7 ± 2.3 | 12.2 ± 2.6 | 182.2 ± 5.7 | 0.99 ± 0.48 | 0.06 ± 0.04 |
| RH9 | 11.5 ± 6.3 | 11.5 ± 2.3 | 12.0 ± 2.5 | 182.3 ± 5.7 | 1.00 ± 0.46 | 0.06 ± 0.04 |
| RH10 | 11.9 ± 6.4 | 11.6 ± 2.3 | 12.1 ± 2.6 | 182.2 ± 5.7 | 1.02 ± 0.47 | 0.07 ± 0.04 |
| Average | 26.8 | 23.5 | 24.1 | 180.7 | 1.1 | 0.1 |
| Median | 28.2 | 25.5 | 26.3 | 181.0 | 1.1 | 0.2 |
| Deviation | 16.8 | 12.4 | 12.3 | 2.1 | 0.1 | 0.1 |
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Key plasma parameters
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Magnetic Field
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