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Fig. 2


Scanned white light image with added NOAA numbers and a grid that shows P and B0 angles. The image is not rotated, but an interface for de-rotating the images into the east-west direction is available (2002-08-19 06:10:41 UT).

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.