Fig. 11.
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Sodium distribution in the three GCs ouliers in Fig. 10 compared to the sample of field stars homogenized in Carretta (2013, triangles). Red, blue, and green filled circles are the P, I, and E components according to Carretta et al. (2009a). The red line reproduces the fraction of FG stars according to Milone et al. (2017) from PCMs (see text). From left to right, the panels are for NGC 288, NGC 2808, and NGC 6838.
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