Open Access

Fig. 13


Download original image

Radial trend of vr averaged on all longitudes φ as obtained from the January 2018 dataset. The radial speed shows again a slight acceleration mainly due to the thermal pressure gradient, as in the March 2009 case.

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.