Open Access
Table A.1
Statistics of sample A and sample C that includes for each element the final number of stars, the limiting Teff, the mean signal-to-noise, the abundances dispersion σ, the median uncertainties, their first and third quartiles distributions.
| Chemical | Final number | min Teff (K) | Mean S/N | σ (dex) | Median | 1st quartile | 3rd quartile |
|---|---|---|---|---|---|---|---|
| abundance | of stars | uncertainty (dex) | (dex) | (dex) | |||
| Sample A | |||||||
| [M/H] | 13695 | 4200 | 105 | 0.250 | 0.025 | -0.330 | -0.140 |
| [Ca/Fe] | 11678 | 4200 | 117 | 0.088 | 0.025 | -0.135 | -0.069 |
| [C/H] | 11678 | 4200 | 117 | 0.191 | 0.050 | -0.414 | -0.250 |
| [Mg/Fe] | 689 | 4378 | 515 | 0.087 | 0.045 | -0.131 | -0.044 |
| Sample C | |||||||
| [M/H] | 83498 | 4200 | 96 | 0.182 | 0.030 | -0.440 | -0.190 |
| [Ca/Fe] | 74740 | 4200 | 104 | 0.058 | 0.025 | -0.047 | 0.020 |
| [Ca/H] | 74740 | 4200 | 117 | 0.145 | 0.050 | -0.428 | -0.232 |
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