Open Access
Table 1
Updated properties of the host star TOI-178.
| Property (unit) | Value | Source |
|---|---|---|
| Astrometric properties | ||
| RA (J2000) | 00:29:12.49 | [1] |
| Dec (J2000) | −30:27:14.86 | [1] |
| µRA (mas yr−1) | 150.032 ± 0.028 | [1] |
| µDec (mas yr−1) | −87.132 ± 0.030 | [1] |
| Parallax (mas) | 15.900 ± 0.031 | [1] |
| Distance (pc) | 62.89 ± 0.12 | from parallax |
| Photometric magnitudes | ||
| G (mag) | 11.1575 ± 0.0028 | [1] |
| GBP (mag) | 11.8398 ± 0.0029 | [1] |
| GRP (mag) | 10.3602 ± 0.0038 | [1] |
| J (mag) | 9.372 ± 0.021 | [2] |
| H (mag) | 8.761 ± 0.023 | [2] |
| K (mag) | 8.656 ± 0.021 | [2] |
| W1 (mag) | 8.573 ± 0.022 | [3] |
| W2 (mag) | 8.64 ± 0.02 | [3] |
| Spectroscopic and derived properties | ||
| Teff (K) | 4316 ± 70 | Spectroscopy [4] |
| log g⋆ (cgs) | 4.45 ± 0.15 | Spectroscopy [4] |
| [Fe/H] (dex) | −0.23 ± 0.05 | Spectroscopy [4] |
| v sin i⋆ (km s−1) | 1.5 ±0.3 | Spectroscopy [4] |
| R⋆ (R⊙) | 0.662 ± 0.010 | IRFM [5] |
| M⋆ (M⊙) |  |
Isochrones [5] |
| t⋆ (Gyr) |  |
Isochrones [5] |
| L⋆ (L⊙) | 0.136 ± 0.010 | from R* and Teff [5] |
| ρ⋆ (ρ⊙) | 2.23 ± 0.14 | from R* and M* [5] |
References. [1] Gaia EDR3 (Gaia Collaboration 2021); [2] 2MASS (Skrutskie et al. 2006); [3] WISE (Wright et al. 2010); [4] Leleu et al. (2021a); [5] this work (see Sect. 2).
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