Fig. 3
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Comparison of the RGBs in the CMDs of GCs and dwarf galaxies. Upper panels: NGC 5024 (M 53, filled red points) is compared to the dwarf galaxies Fornax and Leo I (empty circles). Lower panels: Comparison of NGC 5024 with two massive GCs, ω Cen and M 54 (left and right panel, respectively). The inset in each panel shows the metallicity distribution of the compared samples. Typical error bars in the Gaia photometric system are indicated.
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