Fig. 5.
Download original image
Short-term librations of substellar points of the TRAPPIST-1 planets, in degrees, for a period of 1 year. Positive angles correspond to eastward drifts and negative angles to westward drifts. An eastward (respectively westward) rotation corresponds to a prograde (respectively retrograde) rotation of the planet with respect to its orbit.
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.