Table 2
IDs, coordinates, and magnitudes of the planet-host star.
| Parameter | Value | Source |
|---|---|---|
| Identifying information | ||
| RA (J2000) | 15h26m58s.07 | Gaia DR2 (a) |
| Dec (J2000) | − 16h30m31s.69 | Gaia DR2 (a) |
| HD | 137496 | |
| K2 ID | 364 | |
| EPIC ID | 24 991 0734 | |
| Distance and velocities | ||
| PMRA (mas yr−1) | 20.54 ± 0.1 | Gaia DR2 (a) |
| PMDec (mas yr−1) | −46.86 ± 0.08 | Gaia DR2 (a) |
| π, Parallax (mas) | 6.41 ± 0.07 | Gaia DR2 (a) |
| vrad (km s−1) | −2.65 ± 0.34 | Gaia DR2 (a) |
| d, distance (pc) | 156 ± 14 | This work |
| U (km s−1) | −10.35 ± 0.31 | This work |
| V (km s−1) | −24.34 ± 0.60 | This work |
| W (km s−1) | −7.89 ± 0.35 | This work |
| Magnitudes | ||
| Kp (mag) | 9.833 | MAST EPIC (b) |
| G (mag) | 9.77 ± 0.34 | Gaia DR2 (a) |
| Bp (mag) | 10.16 ± 0.34 | Gaia DR2 (a) |
| Rp (mag) | 9.25 ± 0.34 | Gaia DR2 (a) |
| B (mag) | 10.63 ± 0.024 | APASS (c) |
| V (mag) | 9.996 ± 0.028 | APASS (c) |
| J (mag) | 8.646 ± 0.024 | 2MASS (d) |
| H (mag) | 8.366 ± 0.046 | 2MASS (d) |
| K (mag) | 8.244 ± 0.036 | 2MASS (d) |
| AV (mag) | 0.211 ± 0.067 | This work |
| Stellar parameters | ||
| Teff (K) | 5799 ± 61 | This work |
| log g (cgs) | 4.05 ± 0.1 | This work |
| [Fe/H] (dex) | −0.03 ± 0.04 | This work |
| vturb (km s−1) | 1.16 ± 0.02 | This work |
| M* (e) (M⊙) | 1.04 ± 0.02 | This work |
| R* (e) (R⊙) | 1.59 ± 0.03 | This work |
| ρ* (g cm-3) | 0.259 ± 0.014 | This work |
| Age (e) (Gyr) | 8.3 ± 0.7 | This work |
References. (a)Gaia Collaboration (2018). (b)http://archive.stsci.edu/k2/epic/search.php (c)Munari et al. (2014). (d)Cutri et al. (2003). (e)We provide here the estimates obtained with PARAM, but we also derived these quantities using other tools (see Sect. 5 and Appendix C).
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