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Table 4
Stellar parameters of σ Gem adopted for Doppler imaging.
| Parameter | Value |
|---|---|
| Effective temperature, Teff [K] | 4530 |
| Inclination, i [degrees] | 72 |
| Metallicity, Fe/H | 0.0 |
| Surface gravity, logg | 2.5 |
| Rotational velocity, vsini [km s−1] | 26.2 |
| Orbital period, Porb [days] | 19.6030 |
| Time of nodal passage, T0 [MJD] | 53 583.61 |
| Microtubulence [km s−1] | 0.8 |
| Macrotubulence [km s−1] | 2.0 |
Notes. These parameters are from Roettenbacher et al. (2017), with the exception of v sin i, which is from this work.
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