Open Access
Fig. 8
Download original image
Collection of CMDs focused on the WD sequence of NGC 6121 (three leftmost panels) and NGC 6397 (rightmost panel). Only well-measured cluster members are shown. For NGC 6121, we use the same symbols as in the previous figures. A BaSTI WD isochrone is shown in each plot (green line).
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.