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Table 2
Properties of the zones in the model.
| Zone | Mass | V in | V out | Filling factor (ϵ) | Density | Rec. time |
| (M⊙) | (km s-1) | (km s-1) | (cm-3) | (years) | ||
|
|
||||||
| Fe/He | 0.092 | 0 | 2000 | 0.6 | 1.8 × 104 | 2.5 |
| Si/S | 0.14 | 0 | 2000 | 2.9 × 10-2 | 3.5 × 105 | 0.8 |
| O/Si/S | 0.16 | 0 | 2000 | 4.1 × 10-3 | 4.2 × 106 | 0.4 |
| O/Ne/Mg | 1.9 | 0 | 2000 | 7.3 × 10-2 | 3.5 × 106 | 0.9 |
| O/C | 0.58 | 0 | 2000 | 2.0 × 10-2 | 5.6 × 106 | 0.9 |
| He-core | 0.32 | 0 | 2000 | 1.5 × 10-2 | 1.3 × 107 | 0.5 |
| H-core | 2 | 0 | 2000 | 0.26 | 1.3 × 107 | 2.1 |
|
|
||||||
| He-env | 1.0 | 2000 | 2200 | 1 | 1.7 × 106 | 1.3 |
| H-env-1 | 1.9 | 2200 | 2730 | 1 | 2.5 × 106 | 6.9 |
| H-env-2 | 2.0 | 2730 | 3390 | 1 | 1.5 × 106 | 10 |
| H-env-3 | 1.2 | 3390 | 4210 | 1 | 4.3 × 105 | 17 |
| H-env-4 | 0.61 | 4210 | 5230 | 1 | 1.2 × 105 | 29 |
| H-env-5 | 0.24 | 5230 | 6490 | 1 | 2.4 × 104 | 49 |
| H-env-6 | 0.083 | 6490 | 8050 | 1 | 4.3 × 103 | 105 |
| H-env-7 | 0.028 | 8050 | 10000 | 1 | 7.6 × 102 | 332 |
Notes. The last column shows the recombination time obtained from a steady state solution (see Sect. 4.2).
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