Free Access

Fig. 7


Equivalent width variations for Sc II 5669 Å. The uncertainty is  ± 10 m Å for the first three spectra (the Buil data), and  ± 2 m Å for the NOT data. Negative values indicate emission. None of the measurements were corrected for the excess continuum contribution. The Buil spectra were normalized.

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.