Open Access
Fig. 1

Download original image
Butterfly diagrams of BMR emergence for 1Ω⊙ (left panel) and 8Ω⊙ (right panel). The colour bar gives the emergence longitudes, and the vertical dashed lines indicate the 4yr of the 11 yr cycle that were considered in our brightness variation calculations. No amount of nesting is included here.
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.