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Fig. 38.
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U − B vs. V − I colour–colour diagram for the Galactic Caps subset of the GSPC (|b|> 50°). Left panel: all sources, with labels for remarkable loci (2 025 048 sources with valid photometry in all the involved passbands). Right panel: subset with |C⋆|< 0.05 (1 985 565 sources).
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