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Table 1
Properties of the OCs and KLS stars used in this study.
| ID | [Fe/H] (dex) | [Y/Mg] (dex) | Age (Gyr) |
|---|---|---|---|
| OCs(*) | |||
| Berkeley 31 | −0.270±0.060 | −0.010 ± 0.030 | 2.50 ± 0.30 |
| Berkeley 36 | −0.160 ± 0.100 | −0.050 ± 0.060 | 7.00 ± 0.50 |
| Berkeley 44 | 0.270 ± 0.060 | 0.140 ± 0.070 | 1.60 ± 0.30 |
| M 67 | −0.010 ± 0.040 | 0.000 ± 0.010 | 4.30 ± 0.50 |
| Melotte 71 | −0.090 ± 0.030 | 0.070 ± 0.010 | 0.83 ± 0.18 |
| NGC 2243 | −0.380 ± 0.040 | −0.040 ± 0.030 | 4.00 ± 1.20 |
| NGC 2420 | −0.130 ± 0.040 | 0.070 ± 0.030 | 2.20 ± 0.30 |
| NGC 4815 | 0.110 ± 0.010 | 0.110 ± 0.090 | 0.57 ± 0.07 |
| NGC 6067 | 0.200 ± 0.080 | 0.080 ± 0.040 | 0.10 ± 0.05 |
| NGC 6633 | −0.010 ± 0.110 | 0.080 ± 0.020 | 0.52 ± 0.10 |
| NGC 6802 | 0.100 ± 0.020 | 0.170 ± 0.020 | 1.00 ± 0.10 |
| Pismis 18 | 0.220 ± 0.040 | 0.050 ± 0.040 | 1.20 ± 0.04 |
| Trumpler 20 | 0.150 ± 0.070 | 0.120 ± 0.020 | 1.50 ± 0.15 |
| KLS stars(†) | |||
| KIC 3427720 | −0.024± 0.017 | −0.017 ± 0.015 | 2.40 ± 0.30 |
| KIC 6106415 | −0.037 ± 0.012 | 0.002 ± 0.011 | 4.80 ± 0.60 |
| KIC 6225718 | −0.110 ± 0.014 | 0.051 ± 0.012 | 2.60 ± 0.40 |
| KIC 7940546 | −0.126 ± 0.012 | 0.056 ± 0.010 | 2.40 ± 0.30 |
| KIC 9139151 | 0.096 ± 0.019 | 0.101 ± 0.017 | 1.90 ± 0.70 |
| KIC 10162436 | −0.073 ± 0.021 | 0.071 ± 0.017 | 2.50 ± 0.40 |
| KIC 10644253 | 0.130 ± 0.019 | 0.066 ± 0.017 | 1.30 ± 0.70 |
| KIC 12069424 | 0.093 ± 0.007 | −0.090 ± 0.009 | 7.00 ± 0.50 |
| KIC 12069449 | 0.062 ± 0.007 | −0.085 ± 0.009 | 7.10 ± 0.50 |
| KIC 12258514 | 0.027 ± 0.007 | −0.051 ± 0.016 | 4.50 ± 0.80 |
Notes.(*) Casali et al. (2020) and references therein, (†)Nissen et al. (2017) and references therein.
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