Open Access
Fig. 3.
Download original image
Fully corrected surface brightness profiles for two 180 deg wide sectors in comparison to that from the full (0–360 deg) annuli. The PIB is subtracted but not the CXB. Characteristic radii are overlaid. 0 deg is on the right (3 pm), 90 deg on the top (12 pm), 180 deg on the left (9 pm), and 270 deg on the bottom (6 pm).
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.