Table 3
Parameters of the studied stars.
| Stars | Spectral type | Teff | v sin i | Mass | References |
| (K) | (kms-1) | (M⊙) | |||
|
|
|||||
| CHXR 28 | K7 | 4060 | 7.5 ± 1.1 | 0.60 | H97, D13 |
| YLW 19 | K4 | 4590 | 10.5 ± 1.1 | 1.10 | E11 |
| COUP 107 | K0-K4 | 4730 | 6.5 ± 1.1 | 1.40 | H97, DR12 |
| V2062 Oph | K3 | 4730 | 17.5 ± 1.0 | 1.25 | BA92, W16 |
| V1149 Sco | G5-G8 | 5875 | 11.5 ± 1.9 | 1.15 | S06, G07, T07, LM12 |
| Par 2441 | F9 | 6115 | 13.0 ± 1.2 | 2.00 | C04 |
Notes. The stellar masses have been estimated with the luminosities and effective temperatures from the litterature, using the Yale–Potsdam Stellar Isochrones grid (Spada et al. 2017).
Reference. (BA92) Bouvier & Appenzeller (1992); (C04) Calvet et al. (2004); (D13) Daemgen et al. (2013); (DR12) Da Rio et al. (2012); (E11) Erickson et al. (2011); (G07) Grankin et al. (2007); (H97) Hillenbrand (1997); (LM12) Luhman & Mamajek (2012); (S06) Suárez et al. (2006); (T07) Takeda et al. (2007) (W16) Willson et al. (2016).
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