Open Access

Fig. 9.

image

Download original image

Cluster LF compared to theoretical LFs calculated with an exponent x = −1.6 for the WD progenitor mass function, and various age combinations. Panel a: single age 13 Gyr old population; Panel b: 12% of the population 8 Gyr old, and 88% is 13‘Gyr old; Panel c: 4% of the population is 8 Gyr, 16% is 10 Gyr old, and 80% is 13 Gyr old; Panel d: 8% of the population is 8 Gyr old, 8% is 12 Gyr old, and 84% is 13 Gyr old.

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.