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Table 2
Stellar parameters of WASP-74.
| Parameter | Value | Reference |
|---|---|---|
| Name | WASP-74 | Hellier et al. (2015) |
| Coordinates and spectral type | ||
| α | 20:18:09.32 | Gaia DR2 |
| δ | −01:04:32.6 | Gaia DR2 |
| Spectral type | F 9 | Hellier et al. (2015) |
| Magnitudes | ||
| B [mag] | 10.39 ± 0.04 | Tycho-2 |
| V [mag] | 9.75 ± 0.03 | Tycho-2 |
| G [mag] | 9.5723 ± 0.0003 | Gaia DR2 |
| J [mag] | 8.548 ± 0.037 | 2MASS |
| H [mag] | 8.286 ± 0.018 | 2MASS |
| Ks [mag] | 8.221 ± 0.023 | 2MASS |
| Parallax and kinematics | ||
| π [mas] | 6.673 ± 0.051 | Gaia DR2 |
| d [pc] | 149.8 ± 1.1 | Gaia DR2 |
| μα cosδ [mas yr−1] | 1.350 ± 0.082 | Gaia DR2 |
| μδ [mas yr−1] | − 64.60 ± 0.06 | Gaia DR2 |
| Vr[km s−1] | − 15.32 ± 0.27 | Gaia DR2 |
| − 15.45 ± 0.35 | This work | |
| Photospheric parameters | ||
| Teff [K] | 5883 ± 57 | This work |
| 5984 ± 57 | Mancini et al. (2019) | |
| 5990 ± 110 | Hellier et al. (2015) | |
| log g⋆ | 4.05 ± 0.02 | This work |
| 4.141 ± 0.011 ± 0.004 | Mancini et al. (2019) | |
| 4.180 ± 0.018 | Hellier et al. (2015) | |
| [Fe/H] | 0.38 ± 0.03 | This work |
| 0.34 ± 0.02 | Mancini et al. (2019) | |
| 0.39 ± 0.13 | Hellier et al. (2015) | |
| v sin I⋆ [km s−1] | 6.13 ± 0.21 | This work |
| 6.03 ± 0.19 | Mancini et al. (2019) | |
| 4.1 ± 0.8 | Hellier et al. (2015) | |
| Derived physical parameters | ||
| M⋆ [M⊙ ] | 1.236 ± 0.026 | This work |
| 1.191 ± 0.023 ± 0.030 | Mancini et al. (2019) | |
| 1.48 ± 0.12 | Hellier et al. (2015) | |
| R⋆ [R⊙ ] | 1.444 ± 0.044 | This work |
| 1.536 ± 0.022 ± 0.013 | Mancini et al. (2019) | |
| 1.64 ± 0.05 | Hellier et al. (2015) | |
| Age [Gyr] | 3.49 ± 0.65 | This work |
 |
Mancini et al. (2019) | |
 |
Hellier et al. (2015) | |
References. Gaia DR2: Gaia Collaboration (2018); Tycho-2: Høg et al. (2000); 2MASS: Skrutskie et al. (2006).
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