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Fig. 3.


Probability distribution function of the radial speed with respect to a 30 min running mean, normalised to the mean value in each considered stream of the Alfvén speed, for fast (orange solid line), Alfvénic slow (green dashed line), and non-Alfvénic slow (violet dash-dotted line) winds. γ refers to the value of the skewness of each distribution.

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