Free Access

Fig. 7


Point of closest approach to the star rmin versus radiation pressure opacity κrp for trajectories with b = 0, assuming = 1 independent of grain size a. Labeled above the curve are typical grain sizes in angstroms for silicates. Below the curve are the corresponding grain size but for graphite grains.

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.