Free Access

Fig. 3


Run of estimated magnetic field strength with height above the continuum formation level. Full line: best-fitting magnetic field. Dashed line: magnetic field with the smallest gradient that is still consistent with the data.

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.