Table 1
Observed and inferred stellar parameters for host stars to the planet candidates: HD 181234, HD 25015, HD 50499, HD 92788, and HD 98649.
| Parameters | Units | HD 181234 | HD 25015 | HD 50499 | HD 92788 | HD 98649 |
|---|---|---|---|---|---|---|
| Spectral type (a) | G5 | K1V | G1V | G6V | G3/G5V | |
| V (a) | 8.59 | 8.87 | 7.21 | 7.31 | 8.00 | |
| B − V (a) | 0.841 | 0.899 | 0.614 | 0.694 | 0.658 | |
| π(b) | (mas) | 20.9 ± 0.06 | 26.7 ± 0.05 | 21.58 ± 0.03 | 28.83 ± 0.05 | 23.7 ± 0.05 |
| L(b) | (L⊙) | 0.80 ± 0.003 | 0.41 ± 0.001 | 2.38 ± 0.005 | 1.25 ± 0.003 | 0.98 ± 0.003 |
| Teff (c) | (K) | 5386 ± 60 | 5160 ± 63 | 6099 ± 43 | 5744 ± 24(e) | 5790 ± 58 |
| logg(c) | (cgs) | 4.25 ± 0.11 | 4.40 ± 0.14 | 4.42 ± 0.05 | 4.39 ± 0.04 | 4.51 ± 0.09 |
| [Fe/H](c) | (dex) | 0.32 ± 0.05 | 0.04 ± 0.04 | 0.38 ± 0.03 | 0.27 ± 0.02(e) | 0.05 ± 0.04 |
 (c) |
− 5.17 ± 0.01 | − 4.48 ± 0.002 | − 5.08 ± 0.004 | − 4.98 ± 0.01(f) | − 5.06 ± 0.005 | |
| Prot | (days) | 50.8 ± 2.0 | 13.6 ± 2.3 | 22.4 ± 1.0 | 31.0 ± 1.4(g) | 27.7 ± 1.2 |
| vsini(d) | (km s−1) | 2.105 | 3.485 | 4.313 | 2.719 | 2.218 |
| M* | (M⊙) | 1.01 ± 0.06 | 0.86 ± 0.05 | 1.31 ± 0.07 | 1.15 ± 0.07 | 1.03 ± 0.06 |
| R* | (R⊙) | 1.05 ± 0.07 | 0.83 ± 0.04 | 1.42 ± 0.02 | 1.14 ± 0.02 | 1.01 ± 0.02 |
| Age | (Gyr) | 6.32 ± 2.58 | 4.00 ± 3.41 | 2.40 ± 0.56 | 2.55 ± 1.51 | 2.42 ± 1.62 |
Notes. (a) Parameters taken from HIPPARCOS (Perryman et al. 1997). (b)Parameters taken from Gaia data release 2 (Gaia Collaboration 2018). (c) Parameters derived using CORALIE spectra. (d)Parameters derived using CORALIE CCF. (e)Parameters taken from Sousa et al. (2008). (f)Parameters derived using HARPS spectra. (g)From the calibration of the rotational period vs. activity (Mamajek & Hillenbrand 2008).
Refrences. (1) Gaia Collaboration (2018); (2) Mamajek & Hillenbrand (2008); (3) Perryman et al. (1997); (4) Sousa et al. (2008).
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