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Table 3
Parameters of the δ Cep fit.
Parameter | Best fit |
|
|
θ0a (mas) | 1.420 ± 0.009 |
E(B − V) | 0.032 ± 0.005stat. ± 0.015sys. |
K excess (mag) | 0.025 ± 0.002 |
H excess (mag) | 0.018 ± 0.004 |
p-factor | 1.29 ± 0.02 |
MJD0 b | 48 304.7362421 |
Period (days) | 5.3662906 ± 0.0000061 |
Period change (s/yr) | −0.069 ± 0.033 |
Metallicity [Fe/H] | 0.06 |
Distance (pc) | 274 [fixed] |
|
|
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1.7 |
|
|
Adopted mass (M⊙) | 4.8 |
Average radius (R⊙) | 43.0 |
Notes. The quantities with uncertainties are adjusted in the model and the other ones are fixed. We note that the uncertainties are purely statistical and do not take into account systematics, such as the uncertainties on the distance, for example (274 ± 11 pc, 7).
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