Fig. 2.
Download original image
Animated model aurora ovals as a function of Kp index for 24th December 2009 at 08:50 UT. The transparent polygons represent Feldstein-Starkov ovals (A). The faint white outer ring is the equatorward boundary of the diffuse aurora (C). The Zhang-Paxton ovals are displayed on top with green intensity values scaled according to the electron energy flux (B). The yellow scaled intensity areas are the intersection (A ∩ B) between the two models.
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.