Free Access
Fig. 1
Location of exoplanet host stars (orange dots), Kepler target stars (grey dots), and open clusters (asterisks) in the Kepler field of view. Circles around some open clusters indicate the size of the inner cylinders used for statistics; see Sect. 5 for more details.
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.