Implications of a turbulent convection model for classical Cepheids

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Table 5.

Stellar parameters obtained for the components of the OGLE LMC-CEP-4506 system from the evolutionary tracks are listed below.

Parameters	Initial^a	Final^b	Observations
M_p/M_⊙	3.63	3.61	3.61±0.03
M_s/M_⊙	3.54	3.52	3.52±0.03
R_p/R_⊙		28.4	28.5±0.2
R_s/R_⊙		26.2	26.4±0.2
log(L_p/L_⊙)		2.89	3.01±0.05
log(L_s/L_⊙)		2.86	2.93±0.05
T_eff,p (K)		5743	6120±160
T_eff,s (K)		5850	6070±150
age_p (Myr)		222.59
age_s (Myr)		236.38
[Fe/H]	−0.5
$χ_{p}^{2}$ $\chi _{p}^{2}$		3.25
$χ_{s}^{2}$ $\chi _{s}^{2}$		2.14

Low-metallicity model

M_p/M_⊙	3.63	3.61	3.61±0.03
M_s/M_⊙	3.54	3.52	3.52±0.03
R_p/R_⊙		28.4	28.5±0.2
R_s/R_⊙		26.4	26.4±0.2
log(L_p/L_⊙)		2.94	3.01±0.05
log(L_s/L_⊙)		2.90	2.93±0.05
T_eff,p (K)		5891	6120±160
T_eff,s (K)		5982	6070±150
age_p (Myr)		216.98
age_s (Myr)		230.23
[Fe/H]	−0.6
$χ_{p}^{2}$ $\chi _{p}^{2}$		2.04
$χ_{s}^{2}$ $\chi _{s}^{2}$		0.81

Notes. The symbols have the same meanings as Table 3.

^(a)

Initial parameters considered to compute the evolutionary tracks.

^(b)

Obtained parameters from the computed evolutionary tracks.

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