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Fig. 1.
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CMD of the M 33 stars residing in the range of radial distances from 6 to 10 kpc (number of stars – 162 087). The region from which stars were selected for the TRGB analysis is outlined with red lines and the number density of stars is colour-coded. The colour bar indicates number of stars in a box of 0.01 × 0.01 mag.
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