Free Access
Fig. 14

CMD of NGC 2157 with overlaid Hess diagrams at the ages 80 Myr, 100 Myr and 140 Myr. Note that this CMD, in contrast to the other cluster CMDs, is in the (V − I) vs. MV space.
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.