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Fig. 16

image

Power-law fits for the low-mass content in Wd1. Fits are performed for masses larger than 0.6 M (top, Siess isochrones) and for the mass range 0.15 M< 0.6 M (bottom, Baraffe isochrones). The values derived for the ONC (Muench et al. 2002) are shown as the dotted lines and the Kroupa (2002) slopes are shown as the dashed line.

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