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Table 1
Stellar parameters for the star KELT-6 derived from the analysis of the HARPS-N spectra and from stellar evolutionary tracks.
| Parameter | This work | Co14 | Note |
|
|
|||
| Teff [K] | 6272 ± 61 | 6102 ± 43 | |
| log g [cgs] | 4.12 ± 0.07 | 4.074 |
|
| [Fe/H] [dex] | −0.27 ± 0.06 | −0.281 |
|
| Microturb. ξ [km s-1] | 1.49 ± 0.1 | 0.85 (fixed) | |
| Vsin I⋆ [km s-1] | 4.53 ± 0.26 | 5.0 ± 0.5 | (1) |
| μ linear law limb-darkening coeff. | 0.48 ± 0.14 | (1) | |
| Mass [M⊙] | 1.126 ± 0.058 | 1.085 |
(2) |
| Radius [R⊙] | 1.529 |
1.580 |
(2) |
| Age [Gyr] | 4.90 |
6.1 ± 0.2 | (2) |
| Luminosity [L⊙] | 3.24 ± 0.62 | 3.11 |
(2) |
| Density [g cm-3] | 0.44 |
0.387 |
|
Notes. Estimates from the KELT-6 b discovery paper are also listed. (1) Derived from HARPS-N spectra (RM effect). (2) Matching Teff, [Fe/H], and log g to the Yonsei-Yale evolutionary tracks.
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