Noise-free synthetic spectra showing the degeneracy in parameter space between a hot dwarf star (black, solid line) and a cool giant (red dotted line). The spectra differ significantly only at the cores of the strong lines and at Pa12 (~8750 Å), but their wings differ weakly.
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.