Free Access

Fig. 2


DR21 filament properties over distance along their crest from the DR21 ridge. The distance scale is compressed beyond 3 pc. a) Crest column density (not background-subtracted), dashed curves show the background column density; b) crest dust temperature; c) mass per unit length, dashed lines gives the critical value.

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.