Free Access
Fig. 3.

Hemispheric weak-field shifts of SOLIS/VSM synoptic map for (from top to bottom) 1800*900, 360*180, 180*75, 120*50, and 72*30 resolutions. Left panels are for the northern hemisphere and right panels for the southern hemisphere.
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.