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Fig. 5
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Plots of col3 versus mF814W and PCM for 47 Tuc (two left panels), and for NGC 3201 (two right panels), taken from Carretta & Bragaglia (2024). In all panels, FG stars are plotted in red. Ellipses enclosing FG stars in the PCMs show the extension of RG1 in the two GCs.
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