Fig. 4
Residuals in our 43 modelled CEMP-s stars with a number of degrees of freedom ν ≥ 2. Model set A is adopted. From top to bottom: CEMP-s/nr, CEMP-s/r and CEMP-s/ur stars. Black filled circles indicate the residuals of the elements included in Eq. (1) to calculate χ2, grey open circles indicate the other elements, crosses represent the average values of the residuals.
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