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Table 3
Radial extension of the closed isothermal corona, Alfven transit time and maximum available magnetic energy for our systems with ne = 1014 m−3 and T = 106 K.
| System name | n | rL | τA | ΔEmax(W) | ΔEmax(F) |
|---|---|---|---|---|---|
| (R) | (s) | (J) | (J) | ||
| HD 17156 | 0.10 | 7.400 | 3.097e+03 | 2.808e+26 | 5.728e+25 |
| 0.25 | 7.400 | 3.778e+03 | 2.629e+26 | 5.728e+25 | |
| 0.50 | 7.400 | 5.352e+03 | 2.464e+26 | 5.728e+25 | |
| HD 80606 | 0.10 | 6.471 | 2.957e+02 | 8.580e+26 | 1.750e+26 |
| 0.25 | 6.471 | 3.459e+02 | 8.034e+26 | 1.750e+26 | |
| 0.50 | 6.471 | 4.574e+02 | 7.528e+26 | 1.750e+26 | |
| HD 189733 | 0.10 | 8.808 | 6.569e+01 | 5.105e+27 | 1.041e+27 |
| 0.25 | 8.808 | 7.975e+01 | 4.780e+27 | 1.041e+27 | |
| 0.50 | 8.808 | 1.131e+02 | 4.479e+27 | 1.041e+27 | |
| HD 179949 | 0.10 | 7.695 | 1.304e+03 | 2.300e+26 | 4.692e+25 |
| 0.25 | 7.695 | 1.572e+03 | 2.153e+26 | 4.692e+25 | |
| 0.50 | 7.695 | 2.191e+03 | 2.018e+26 | 4.692e+25 | |
| τ Bootis | 0.10 | 7.412 | 1.110e+03 | 3.970e+26 | 8.099e+25 |
| 0.25 | 7.412 | 1.309e+03 | 3.717e+26 | 8.099e+25 | |
| 0.50 | 7.412 | 1.760e+03 | 3.484e+26 | 8.099e+25 | |
| V830 Tauri | 0.10 | 6.122 | 8.549e+01 | 8.934e+30 | 1.822e+30 |
| 0.25 | 6.122 | 1.030e+02 | 8.365e+30 | 1.822e+30 | |
| 0.50 | 6.122 | 1.420e+02 | 7.839e+30 | 1.822e+30 | |
| TAP 26 | 0.10 | 17.771 | 1.613e+01 | 2.102e+29 | 4.289e+28 |
| 0.25 | 17.771 | 1.755e+01 | 1.969e+29 | 4.289e+28 | |
| 0.50 | 17.771 | 2.043e+01 | 1.845e+29 | 4.289e+28 | |
| Kepler 78 | 0.10 | 2.656 | 4.982e+01 | 9.457e+26 | 1.929e+26 |
| 0.25 | 2.656 | 5.254e+01 | 8.855e+26 | 1.929e+26 | |
| 0.50 | 2.656 | 5.764e+01 | 8.298e+26 | 1.929e+26 | |
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