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Table 2
Selection of lines used to determine temperature and abundance.
| Ion | Wavelength[Å] | Elow[eV] | log gf | TOP | RGB |
|
|
|||||
| H I | 6562.7970 | 10.199 | 0.710 | X | X |
| Li I | 6707.7635 | 0.000 | −0.002 | X | X |
| Li I | 6707.9145 | 0.000 | −0.303 | X | X |
| Ca I | 6493.7810 | 2.521 | −0.109 | X | X |
| Ca I | 6499.6500 | 2.523 | −0.818 | X | X |
| Ca I | 6717.6810 | 2.709 | −0.524 | X | X |
| Ti I | 6743.1221 | 0.900 | −1.611 | X | |
| Ti II | 6491.5659 | 2.061 | −1.942 | X | |
| Fe I | 6494.9804 | 2.404 | −1.268 | X | X |
| Fe I | 6498.9383 | 0.958 | −4.687 | X | X |
| Fe I | 6518.3657 | 2.832 | −2.460 | X | X |
| Fe I | 6591.3128 | 4.593 | −2.081 | X | |
| Fe I | 6593.8695 | 2.433 | −2.420 | X | |
| Fe I | 6663.4411 | 2.424 | −2.479 | X | X |
| Fe I | 6677.9851 | 2.692 | −1.418 | X | X |
| Fe II | 6516.0766 | 2.891 | −3.310 | X | X |
| Ni I | 6586.3098 | 1.951 | −2.746 | X | |
| Ni I | 6643.6303 | 1.676 | −2.300 | X | |
| Ni I | 6767.7720 | 1.826 | −2.170 | X | |
| Ba II | 6496.8970 | 0.604 | −0.407 | X | X |
| Eu II | 6645.0940 | 1.380 | 0.120 | X | |
Notes. Only the lines measurable in the TOP stars were used to determine the abundance, the other lines were only included to derive a spectroscopic temperature for the RGB stars.
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