Free Access

Fig. A.1


Long-term evolution of Cyg OB2 #12 (1992 − 2008; top panel) and ζ1 Sco (1998 − 2009; bottom panel) in the  ~ 4000–4800 Å spectral region, encompassing the Si iii 4552 Å/Si ii 4128 Å temperature diagnostic.

This figure is made of several images, please see below:

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.