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Table 3
Fundamental and atmospheric parameters of HD 3980 used for Doppler imaging photometric measurements were taken from.
| Parameter | Value | Reference |
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| Hβ | 2.870 | (1) |
| b − y | 0.070 ± 0.007 | (1) |
| m1 | 0.296 ± 0.007 | (1) |
| c1 | 0.748 ± 0.022 | (1) |
| V | 5.71 ± 0.005 | (1) |
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| π, mas | 14.91 ± 0.35 | (2) |
| d, pc | 67.07 ± 1.57 | (2) |
| BC, mag | 0.6 ± 0.07 | (3) |
| Mbol, mag | 1.64 ± 0.079 | |
| log (L / L⊙) | 1.24 ± 0.04 | |
| R / R⊙ | 2.04 ± 0.26 | |
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| υsini, km s-1 | 22.5 ± 5 | |
| i, ° | 60 (14–90) | |
| β, deg | 88.1 (76–89) | |
| Bp, kG | 6.9 (6.0–8.3) | |
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| Teff, K | 8300 ± 250 | |
| log g, cgs | 4.0 ± 0.2 | |
References. 1: Hauck & Mermilliod (1998); 2: van Leeuwen (2007); 3: Landstreet et al. (2007).
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