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Table 4.
Atmospheric parameters and radial velocities of the stars as obtained from Gaia DR2 and from high-resolution UVES spectra.
| 201359581 – S1 | 205997746 – S2 | 206034668 – S3 | 206443679 – S4 | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Gaia DR2 | σ | σ | σ | σ | |||||
| Teff | [K] | 4987 |  |
4984 |  |
5038 |  |
5121 |  |
| vrad | [km s−1] | 70.00 | 5.17 | −204.75 | 0.79 | 54.44 | 1.35 | −41.23 | 2.43 |
| log(g)ϖ | [dex] | 1.87 | 0.26 | 2.51 | 0.25 | 2.39 | 0.25 | 3.17 | 0.25 |
| Classical | σ | σ | σ | σ | |||||
| Teff, Cl | [K] | 4936 | 63 | 4987 | 78 | 4890 | 85 | 5120 | 64 |
| log(g)Cl | [dex] | 1.98 | 0.20 | 2.25 | 0.19 | 2.22 | 0.21 | 2.95 | 0.20 |
| With seismo | σ | σ | σ | σ | |||||
| Teff | [K] | 4850 | 43 | 5020 | 35 | 4995 | 25 | 5245 | 35 |
| log(g)S | [dex] | 2.17 | 0.03 | 2.58 | 0.02 | 2.58 | 0.04 | 3.17 | 0.05 |
| vmic | [km s−1] | 2.1 | 0.5 | 1.80 | 0.5 | 2.40 | 0.4 | 1.8 | 0.5 |
| vrad | [km s−1] | 74.63 | 0.11 | −204.80 | 0.08 | 55.71 | 0.08 | −41.13 | 0.09 |
Notes. The latter values were obtained in two ways: using the classical analysis with MOOG and FeI-FeII EWs (Cl.) or in an iterative way fixing the gravity to the seismic value (log(g)S).
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