Fig. A.1

Ammonia NH3(1, 1) and (2, 2) spectra toward the molecular core SS1. The channel spacing is 0.039 km s-1; the spectral resolution (full width at half peak, FWHP) is 0.045 km s-1. The red curves show the fit of a one-component Gaussian model to the original data.
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.