Optical (Gaia) to near-infrared (2MASS) CMD for our selected UPC 25 pc sample. As in Fig. 4, absolute magnitudes are based on UPC parallaxes. The start and end values of both axes are the same as in Fig. 3; the dashed line again shows our limit for the WD region in this CMD (Eq. (4)). Symbols arethe same as in Fig. 4.
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