Open Access
Table 1
Metallicity fits across all models for the field.
| Model | [Fe/H] or [M/H] | Reduced χ2 | Local residual |
|---|---|---|---|
| MIST | −0.30 | 1.975 | 0.933 |
| 0.00 | 1.347 | 0.479 | |
| +0.10 | 1.398 | 0.537 | |
| +0.30 | 1.190 | 0.486 | |
| +0.45 | 0.899* | 0.214† | |
| PARSEC | −0.30 | 2.533 | 1.277 |
| +0.01 | 2.232 | 1.100 | |
| +0.15 | 1.985 | 0.903 | |
| +0.30 | 1.616 | 0.683 | |
| +0.48 | 1.389* | 0.462† | |
| BaSTI | +0.06 | 1.597 | 0.895 |
| +0.30 | 1.244* | 0.612† | |
| +0.06 α-enh. | 3.975 | 3.796 | |
Notes. The asterisk (*) denotes the model yielding the minimum reduced χ2 (best global fit), while the dagger (†) denotes the model yielding the minimum mean normalized squared residual in the 15 < Ks < 17 range (best local fit).
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