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Table 1
Final value of the turn-off temperature given by the field halo stars of SDSS at different metallicities.
| [Fe/H] | Teff,TO (K) | σTO (K) | Agediff (Gyr) | Agenodiff (Gyr) |
|
|
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| –3.00 | 6691 | 146 | 12.0 ± 1.73 | 17.0 ± 2.00 |
| –2.75 | 6662 | 60 | 12.0 ± 1.00 | 17.0 ± 1.41 |
| –2.50 | 6626 | 11 | 11.0 ± 0.25 | 15.5 ± 0.79 |
| –2.25 | 6582 | 3 | 11.5 ± 0.25 | 16.0 ± 0.25 |
| –2.00 | 6531 | 19 | 11.5 ± 0.71 | 16.0 ± 0.93 |
| –1.75 | 6472 | 73 | 11.5 ± 1.54 | 16.5 ± 1.66 |
| –1.50 | 6405 | 172 | 11.0 ± 2.31 | 16.0 ± 2.31 |
| –1.25 | 6331 | 302 | 11.0 ± 3.16 | 15.5 ± 3.22 |
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