Open Access
Table D.4
The chemical abundances derived for NGC 6397 stars (69.D-0220(B)) with GALA using atmospheric parameters from spectral line profile fitting as starting values (Table C.2). The references for the line parameters used for the analysis can be found in Table E.1.
| T170 | T172 | T179 | T183 | |||||
|---|---|---|---|---|---|---|---|---|
| Teff [K] | 11550 | 11100 | 10800 | 11300 | ||||
| log g [cm s–2] | 3.80 | 3.75 | 3.40 | 3.30 | ||||
| vturb [km s–1] | 0.7 | 0.2 | 0.3 | 0.0 | ||||
| ion | [M/H] | nlin | [M/H] | nlin | [M/H] | nlin | [M/H] | nlin |
| [Fe I/H] | –0.24±0.06 | 10 | +0.08±0.08 | 10 –0.18±0.07 | 9 | +0.25±0.10 | 6 | |
| [Fe II/H] | –0.22±0.12 | 37 | +0.07±0.14 | 46 | –0.17±0.09 | 50 | +0.27±0.15 | 47 |
| α elements | ||||||||
| [Si II/H] | –1.79±0.08 | 4 | –1.67±0.06 | 5 | ||||
| [Ti II/H] | +0.45±0.06 | 17 | ||||||
| iron-peak elements | ||||||||
| [Mn II/H] | +0.36±0.03 | 2 | ||||||
| T185 | T186 | T191 | T193 | |||||
|---|---|---|---|---|---|---|---|---|
| Teff [K] | 11050 | 11250 | 11150 | 11550 | ||||
| log g [cm s–2] | 3.50 | 3.60 | 3.60 | 3.60 | ||||
| vturb [km s–1] | 0.0 | 0.0 | 0.0 | 0.0 | ||||
| ion | [M/H] | nlin | [M/H] | nlin [M/H] | nlin | [M/H] | nlin | |
| [Fe I/H] | –0.26±0.05 | 8 | +0.09±0.09 | 12 –0.21±0.12 | 3 | +0.25±0.10 | 13 | |
| [Fe II/H] | –0.28±0.06 | 29 | +0.10±0.13 | 79 | –0.32±0.10 | 19 | +0.27±0.11 | 96 |
| α elements | ||||||||
| [Ti II/H] | +0.67±0.08 | 39 | +1.28±0.09 | 19 | +0.34±0.06 | 19 | ||
| iron-peak elements | ||||||||
| [Cr II/H] | –0.45±0.04 | 3 | +0.08±0.09 | 9 | +0.04±0.01 | 2 | –0.13±0.06 | 4 |
| [Mn II/H] | +1.10±0.15 | 10 | +1.03±0.23 | 8 | +1.18±0.10 | 11 | ||
| other elements | ||||||||
| [Y II/H] | +1.71±0.03 | 3 | +1.67±0.03 | 2 | ||||
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