Interplanetary Shock Analysis Pages
Database: Wind Shock Analysis
Event ID: 20022752241
10/02/2002 275.94519 2241 [UT]
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MIT Space
Plasma Group Interplanetary Shock Analysis Pages Database: Wind Shock Analysis Event ID: 20022752241 10/02/2002 275.94519 2241 [UT] |
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General information Asymptotic parameters Shock front normals Key parameters Wave speed and Mach numbers |
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methods Rankine Individual equations |
Shock
speed Theta Bn Mach numbers |
General Information (About, Top)
| Year | 2002 |
| Fractional day of year | 275.945191 |
| Arrival time of shock [seconds of day] | 81664.5 ± 4.0 |
| Shock type | FF |
| Electron data availability | 0 | X GSE location of spacecraft [Re] | 82.312 |
| Y GSE location of spacecraft [Re] | 37.434 |
| Z GSE location of spacecraft [Re] | 4.540 |
| Upstream plasma points selected for analysis | 0007 |
| Upstream field points selected for analysis | 0216 |
| Downstream plasma points selected for analysis | 0007 |
| Downstream field points selected for analysis | 0244 |
| Minimum chisq/dof for RH8,RH9,RH10 | 8.71, 12.01, 12.43 |
| Event added to database |
Sat Mar 12 23:28:26 2005 |
| Event last processed |
Sun Mar 13 11:45:58 2005 |
| Method selected |
RH08 |
| Propagation delay to Earth [minutes] |
13.544 ± 0.749 |
Asymptotic plasma parameters (About, Top)
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| Vx GSE [km/s] | -454.9 ± 3.5 | -510.7 ± 6.2 |
| Vy GSE [km/s] | 5.8 ± 5.3 | -3.9 ± 6.1 |
| Vz GSE [km/s] | 10.1 ± 2.8 | -23.8 ± 13.5 |
| Wi [km/s] | 26.2 ± 3.7 | 36.4 ± 2.8 |
| We [km/s] | 828.8 ± 115.8 | 1149.9 ± 87.3 |
| Ni [n/cc] | 3.1 ± 0.3 | 6.5 ± 0.6 |
| Bx GSE [nT] | -0.9 ± 0.8 | 0.8 ± 0.6 |
| By GSE [nT] | 1.7 ± 0.8 | 7.3 ± 0.3 |
| Bz GSE [nT] | -1.4 ± 0.4 | 2.4 ± 1.0 |
| Plasma Beta |
0.689 ± 0.726 |
0.298 ± 0.316 |
| Sound Speed [km/s] |
33.84 ± 4.73 |
46.95 ± 3.56 |
| Alfven Speed [km/s] |
31.97 ± 2.97 |
67.19 ± 3.88 |
Best values of shock front normal for each method (About, Top)
| Method | Nx | Ny | Nz | Theta [degrees] | Phi [degrees] |
| MC | -0.644 ± 0.463 | 0.555 ± 0.514 | -0.527 ± 0.472 | -31.81 ± 29.12 | 139.24 ± 43.03 |
| VC | -0.851 ± 0.102 | -0.147 ± 0.113 | -0.504 ± 0.456 | -30.24 ± 11.60 | 189.79 ± 7.49 |
| MX1 | -0.495 ± 0.144 | 0.599 ± 0.128 | -0.629 ± 0.529 | -39.01 ± 7.70 | 129.61 ± 12.80 |
| MX2 | -0.827 ± 0.072 | 0.466 ± 0.112 | -0.316 ± 0.305 | -18.41 ± 7.73 | 150.59 ± 7.64 |
| MX3 | -0.883 ± 0.067 | 0.413 ± 0.126 | -0.221 ± 0.218 | -12.80 ± 9.13 | 154.93 ± 8.15 |
| RH08 | -0.955 ± 0.004 | 0.248 ± 0.013 | 0.162 ± 0.161 | 9.32 ± 1.02 | 165.46 ± 0.80 |
| RH09 | -0.964 ± 0.019 | 0.250 ± 0.067 | 0.095 ± 0.095 | 5.45 ± 4.02 | 165.46 ± 3.99 |
| RH10 | -0.960 ± 0.019 | 0.267 ± 0.067 | 0.084 ± 0.084 | 4.81 ± 4.02 | 164.46 ± 3.99 |
| Average | -0.822 | 0.331 | -0.232 | -14.086 | 157.441 |
| Median | -0.851 | 0.413 | -0.221 | -12.796 | 164.457 |
| Deviation | 0.169 | 0.237 | 0.313 | 18.911 | 18.453 |
Key shock parameters (About, Top)
| Method | ThetaBn | Shock Speed | Compression |
| MC | 23.5 ± 17.3 | 384.1 ± 18.6 | 2.08 ± 0.29 |
| VC | 56.3 ± 22.1 | 511.8 ± 15.5 | 2.08 ± 0.29 |
| MX1 | 19.2 ± 16.0 | 306.8 ± 19.6 | 2.08 ± 0.29 |
| MX2 | 36.9 ± 16.0 | 476.9 ± 17.5 | 2.08 ± 0.29 |
| MX3 | 43.1 ± 15.5 | 504.3 ± 17.5 | 2.08 ± 0.29 |
| RH08 | 65.0 ± 12.4 | 527.6 ± 19.6 | 2.08 ± 0.29 |
| RH09 | 62.2 ± 13.3 | 535.6 ± 18.9 | 2.08 ± 0.29 |
| RH10 | 61.1 ± 13.2 | 534.1 ± 18.9 | 2.08 ± 0.29 |
| Average | 45.9 | 472.6 | 2.08 |
| Median | 56.3 | 511.8 | 2.08 |
| Deviation | 18.0 | 83.4 | 0.00 |
Upstream wave speeds and mach numbers (About, Top)
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Mach |
Mach |
| MC | 93.4 ± 2.9 | 25.2 ± 2.5 | 29.3 ± 2.7 | 39.3 ± 3.8 | 3.74 ± 0.27 | 2.39 ± 0.17 |
| VC | 130.4 ± 4.5 | 13.4 ± 1.3 | 17.7 ± 1.6 | 44.7 ± 4.3 | 9.83 ± 0.95 | 2.94 ± 0.28 |
| MX1 | 84.3 ± 3.1 | 26.5 ± 2.6 | 30.2 ± 2.8 | 38.4 ± 3.7 | 3.20 ± 0.21 | 2.21 ± 0.14 |
| MX2 | 101.4 ± 2.6 | 20.6 ± 2.0 | 25.6 ± 2.4 | 41.9 ± 4.1 | 4.96 ± 0.39 | 2.44 ± 0.19 |
| MX3 | 102.3 ± 2.5 | 18.3 ± 1.8 | 23.4 ± 2.2 | 42.9 ± 4.2 | 5.62 ± 0.46 | 2.40 ± 0.19 |
| RH8 | 90.0 ± 2.3 | 10.0 ± 1.0 | 13.5 ± 1.3 | 45.6 ± 4.4 | 9.08 ± 0.85 | 1.99 ± 0.18 |
| RH9 | 94.8 ± 2.4 | 11.1 ± 1.1 | 14.9 ± 1.4 | 45.3 ± 4.4 | 8.61 ± 0.80 | 2.11 ± 0.19 |
| RH10 | 95.0 ± 2.4 | 11.5 ± 1.1 | 15.4 ± 1.4 | 45.2 ± 4.4 | 8.32 ± 0.76 | 2.12 ± 0.19 |
| Average | 99.0 | 17.1 | 21.3 | 42.9 | 6.7 | 2.3 |
| Median | 95.0 | 18.3 | 23.4 | 44.7 | 8.3 | 2.4 |
| Deviation | 14.0 | 6.5 | 6.7 | 2.8 | 2.6 | 0.3 |
Downstream wave speeds and mach numbers (About, Top)
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Mach |
Mach |
| MC | 44.9 ± 6.1 | 40.5 ± 2.6 | 61.6 ± 3.6 | 71.3 ± 3.3 | 1.11 ± 0.16 | 0.63 ± 0.11 |
| VC | 64.4 ± 4.5 | 22.1 ± 1.2 | 37.3 ± 2.2 | 79.0 ± 3.2 | 2.92 ± 0.28 | 0.82 ± 0.08 |
| MX1 | 41.1 ± 7.4 | 42.4 ± 2.8 | 63.5 ± 3.7 | 70.2 ± 3.4 | 0.97 ± 0.17 | 0.59 ± 0.13 |
| MX2 | 49.1 ± 5.1 | 33.7 ± 2.0 | 53.8 ± 3.1 | 74.8 ± 3.2 | 1.46 ± 0.20 | 0.66 ± 0.09 |
| MX3 | 49.5 ± 5.3 | 30.1 ± 1.7 | 49.1 ± 2.8 | 76.3 ± 3.2 | 1.65 ± 0.24 | 0.65 ± 0.09 |
| RH8 | 44.6 ± 8.3 | 16.5 ± 0.9 | 28.4 ± 1.6 | 80.4 ± 3.2 | 2.71 ± 0.62 | 0.56 ± 0.11 |
| RH9 | 46.7 ± 7.6 | 18.4 ± 1.0 | 31.4 ± 1.8 | 80.0 ± 3.2 | 2.56 ± 0.53 | 0.59 ± 0.10 |
| RH10 | 46.8 ± 7.5 | 19.0 ± 1.0 | 32.4 ± 1.9 | 79.8 ± 3.2 | 2.47 ± 0.50 | 0.59 ± 0.10 |
| Average | 48.4 | 27.8 | 44.7 | 76.5 | 2.0 | 0.6 |
| Median | 46.8 | 30.1 | 49.1 | 79.0 | 2.5 | 0.6 |
| Deviation | 7.0 | 10.3 | 14.1 | 4.0 | 0.8 | 0.1 |
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Key plasma parameters
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Velocity
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Magnetic Field
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