Open Access

Fig. 4


Download original image

Count of days per month for which LANL 1991-80/MPA instrument measured a daily 10 ≤ E ≤ 50 keV electron fluence above 8 × 1012cm−2sr−1 along with the count of days per month for which the daily Ca max was above 38 nT.

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.