Open Access

Fig. 2.


Download original image

Isophotes for light of NGC 3311 in field A (left), resulting model created to fit halo light of NGC 3311 (middle), and residuals (right); obtained by subtracting the first from the second. The residuals can be used to identify point-like sources in the central region.

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.