Open Access

Fig. 4.


Download original image

Daily and smoothed irradiance for 25–30 nm band. The smooth version allows us to see the larger solar cycle variability in 2011 when compared to 2012, contributing to the 2011 fitting interval’s increased accuracy.

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.