Fig. 4

Left: proper motion diagram for all point sources within 60 arcmin from the primary stars with confirmed wide common proper motion companions: HD 126614 (top), HD 213240 (middle), HIP 70849 (bottom). Right: colour–magnitude diagrams showing the position of the three planet-host stars and their companions. Overplotted are known M, L and T dwarfs with parallaxes from Leggett et al. (2000a), Vrba et al. (2004), and Kirkpatrick et al. (2012).
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