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Table 2.
Definition of metallicity groups used to divide the clean sample with the respective number of stars for each group.
| Group | [Fe/H] range | Number of stars | Color |
|---|---|---|---|
| Solar | [–0.1, 0.1] | 18 | Blue |
| Mix | [–0.35, –0.1] | 24 | Yellow |
| Poor | [–0.7, –0.35] | 20 | Red |
Notes. These groups exclude stars eliminated due to age or chemical cuts (in addition to the two potential blue stragglers discussed in Sect. 4.3).
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