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Fig. 2

image

Photometric CMD and log g−log (Teff) distribution. The left panel shows the CMD of the cluster member star sample; and the right panel shows their log g−log (Teff) distribution. The red circles and blue squares represent AGB and RGB stars, respectively, while the GIRAFFE and UVES samples are distinguished by open and filled symbols, respectively. These symbols are used through out this paper.

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