Free Access
Fig. 2
Helium line profiles from the optical spectra of HD 190429A (black) and HD 15570 (red). HD 190429A has vsin i = 150 km s-1, while it is 97 km s-1 for HD 15570.
Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.
Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.
Initial download of the metrics may take a while.