Table 1
Sellar parameters of the three planet-host stars.
| Parameter | TOI-1243 | TOI-4529 | TOI-5388 | Reference (a) |
|---|---|---|---|---|
| Main identifiers and spectral type | ||||
| Discovery name | LSPM J0902+7138 | G 2-21 | Wolf 346 | Lep05, Gic59, Wol19 |
| Karmn | J09029+716 | J01078+128 | J10087+355 | AF15 |
| TIC | 219698776 | 384888319 | 407591297 | Sta18/19 |
| Spectral type | M2.0: V | M1.5 V | M3.0 V | This work, Lep13, Rei04 |
| Astrometry | ||||
| α (J2000) | 09:02:55.82 | 01:07:52.53 | 10:08:42.37 | Gaia DR3 |
| δ (J2000) | 71:38:11.3 | 12:52:51.4 | 35:32:51.2 | Gaia DR3 |
| μα cos δ (mas a−1) | −100.482 ± 0.013 | 275.861 ± 0.036 | 192.380 ± 0.026 | Gaia DR3 |
| μδ(mas a−1) | −142.980 ± 0.016 | −22.973 ± 0.025 | 133.239 ± 0.021 | Gaia DR3 |
| d(pc) | 43.126 ± 0.029 | 28.384 ± 0.023 | 18.5538 ± 0.0092 | Gaia DR3 |
| Photometry (b) | ||||
| B (mag) | 14.923 ± 0.100 | 13.601 ± 0.033 | 14.390 ± 0.011 | APASS9, UCAC4, APASS9 |
| V (mag) | 13.427 ± 0.037 | 12.214 ± 0.146 | 12.728 ± 0.064 | APASS9, UCAC4, APASS9 |
| G (mag) | 12.3452 ± 0.0028 | 11.2167 ± 0.0028 | 11.7206 ± 0.0028 | Gaia DR3 |
| T (mag) | 11.1966 ± 0.0074 | 10.1406 ± 0.0073 | 10.5737 ± 0.0073 | Sta18/19 |
| J (mag) | 9.731 ± 0.018 | 8.787 ± 0.020 | 9.167 ± 0.018 | 2MASS |
| H (mag) | 9.093 ± 0.017 | 8.175 ± 0.017 | 8.618 ± 0.029 | 2MASS |
| Ks (mag) | 8.878 ± 0.016 | 7.954 ± 0.024 | 8.319 ± 0.021 | 2MASS |
| Photospheric parameters | ||||
| Teff(K) | 3515 ± 79 | 3697 ± 71 | 3440 ± 85 | This work |
| log g (cgs) | 4.73 ± 0.12 | 4.61 ± 0.07 | 4.99 ± 0.21 | This work |
| [Fe/H] (dex) | −0.20 ± 0.16 | −0.24 ± 0.07 | −0.36 ± 0.20 | This work |
| Physical parameters | ||||
| Lbol(10−4 L⊙) | 358.5 ± 7.2 | 386.7 ± 7.0 | 113.40 ± 0.51 | This work |
| R* (R⊙) | 0.511 ± 0.024 | 0.480 ± 0.019 | 0.300 ± 0.015 | This work |
| M* (M⊙) | 0.515 ± 0.027 | 0.482 ± 0.023 | 0.292 ± 0.018 | This work |
| ρ* (g cm−3) | 5.4 ± 0.8 | 6.1 ± 0.8 | 17 ± 3 | This work |
| Stellar activity | ||||
| v sin i(km s−1) | <2 | <2 | <2 | This work |
| Prot (d) | … | 20.7 ± 1.4(c) | … | This work |
Notes. (a) The references cited on this table are Lep05: Lépine & Shara 2005, Gic59: Giclas et al. 1959, Wol19: Wolf 1919, AF15: Alonso-Floriano et al. 2015, Sta18/19: Stassun et al. 2018, 2019, Lep13: Lépine et al. 2013, Rei04: Reid et al. 2004, Gaia DR3: Gaia Collaboration 2023, APASS9: Quirrenbach et al. 2014, UCAC4: Ahn et al. 2012, 2MASS: Skrutskie et al. 2006. (b) We also compiled photometry in the GALEX NUV, SDSS9 u′ g′ r′ i′, UCAC4/APASS r′ i′, and WISE W1 W2 W3 W4 bands (Cifuentes et al. 2020). (c) Rotational period derived from the weighted average of periodicities in the spectroscopic activity indicators, photometric data, and the GP hyperparameter Prot.
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