Open Access

Fig. 10.

image

Top: NaI D2 line appearing in the 14 spectra of HQ Tau. The black dash-dotted line is a synthetic NaI D2 line produced using the ZEEMAN code with HQ Tau’s parameters. Bottom: 2D periodogram of the NaI D2 line.

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.