Fig. 11.


Download original image

Interpolation maps for high solar activity (left) and low solar activity (right). Top: Number of reference bubbles for a given solar activity (NRBY). Middle: Probability of EPBs occurrence for a given month (POM), January. Bottom: Probability of EPBs occurrence for a given Local Time (POLT), 20LT. Blue triangles correspond to receivers used in the interpolation and the numbers are the corresponding values at each location.

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.