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Fig. 15
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Histogram of the non-giant exoplanets radii, with bins of 0.2 R⊕ and Kernel Density Estimation using an Epanechnikov (parabolic) kernel of width 0.2 R⊕. Orange: literature. Blue: our Gaia HQ sample. The so-called radius valley around -1.8 R⊕ is more prominent in our HQ sample.
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