Table A.1.
Errors in the determined abundances of Mg and K in the atmospheres of the Sun and Arcturus, σ(A)tot, obtained by changing various atmospheric parameters by their errors.
| Element | Line λ, nm | σ(Teff) dex | σ(log g) dex | σ(ξt) dex | σ(cont) dex | σ(fit) dex | σ(A)tot dex |
|---|---|---|---|---|---|---|---|
| Sun | |||||||
| Mg I | 769.16 | ±0.004 | ∓0.001 | ∓0.001 | ±0.009 | ±0.025 | 0.026 |
| K I | 769.16 | ±0.009 | ∓0.005 | ∓0.009 | ±0.008 | ±0.055 | 0.057 |
| Arcturus | |||||||
| Mg I | 769.16 | ±0.009 | ∓0.012 | ∓0.015 | ±0.022 | ±0.045 | 0.054 |
| K I | 769.89 | ±0.033 | ∓0.001 | ∓0.088 | ±0.028 | ±0.059 | 0.114 |
Notes. The sign ± or ∓ reflects the change in the elemental abundance, which occurs due to an increase (top sign) or decrease (bottom sign) in a given atmospheric parameter.
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