Schematic representation of the orbit of the planet (large ellipse) and the orbit of the star (small ellipse), with the definition of the quadrants and of the longitude of periastron of the star (ωs) and of the planet (ωp). The dotted horizontal line indicates the plane of the sky, whereas the dotted vertical line indicates the position of the observer (arrow).
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.