Open Access
Table 2
Adopted stellar parameters of HD 189733.
| Parameter | Value | Unit | Source |
|---|---|---|---|
| Vmag | 7.648 | – | SWEET-Cat |
| Spectral type | K2 V | – | SWEET-Cat |
| Teff | 4969 ± 43 | K | SWEET-Cat |
| log ɡ | 4.51 ± 0.03 | – | Gaia eDR3 |
| Radius | 0.784 ± 0.007 | R⊙ | This work |
| Mass | 0.783 ± 0.041 | M⊙ | This work |
| Density | 1.6246 ± 0.0936 | ρ⊙ | This work |
| Age |  |
Gyr | This work |
| [Fe/H] | −0.07 ± 0.02 | – | SWEET-Cat |
| [C/H] | −0.09 ± 0.11 | – | This work |
| [N/H] | −0.05 ± 0.16 | – | This work |
| [O/H] | −0.00 ± 0.11 | – | This work |
| [Na/H] | −0.05 ± 0.02 | – | This work |
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