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Table 4
Final model-fitting results for τ Ceti.
| Modelling parameters | Model M1 | Model M2 |
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| Mass M/M⊙ | 0.775 | 0.785 |
| Mixing length α | 1.6 | 1.6 |
| Zi | 0.007 | 0.007 |
| Xi | 0.740 | 0.750 |
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| Model characteristics | ||
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| Effective temperature Teff(K) | 5409 | 5387 |
| Luminosity L/L⊙ | 0.47985 | 0.47612 |
| Log (g) | 4.53187 | 4.53365 |
| Radius R/R⊙ | 0.78994 | 0.79339 |
| (Z/X)s | 0.00753 | 0.00749 |
| Age (Gyr) | 9.5 | 9.5 |
| ⟨Δν0⟩ (μHz) | 170.9222 | 170.9106 |
| ⟨Δν1⟩ (μHz) | 170.8621 | 170.8381 |
| ⟨Δν2⟩ (μHz) | 171.0555 | 171.0332 |
| ⟨Δν3⟩ (μHz) | 171.5120 | 171.4870 |
| ⟨δν02⟩ (μHz) | 10.013 | 10.111 |
| ⟨δν13⟩ (μHz) | 18.034 | 18.136 |
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| Model corrected paraments | ||
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| r0 | 1.000302 | 1.000264 |
| r1 | 0.9993002 | 0.9993007 |
| r2 | 0.9984142 | 0.9984387 |
| r3 | 0.9984967 | 0.9984996 |
| a0 | –10.59438 | –10.32439 |
| a1 | –8.270579 | –8.092409 |
| a2 | –6.517972 | –6.377440 |
| a3 | –5.891401 | –5.639216 |
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