Fig. 3.
Location of the dipole axis during activity cycle I and II (∼1 magnetic cycle), starting at the lower right and moving anti-clockwise. All values except 2005 are taken from this work or Paper I. The colour bar represents the chromospheric activity index S-index. The arrow shows the direction of the dipole axis movement from 2005.47 to 2018.52. Some representative dates are shown in red.
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.