Free Access

Fig. 1


Top panel: synthetic solar spectra (purple) and telluric O2 transmittance (blue) computed with the PSG tool. Bottom panel: solar atlas from Delbouille et al. (1973) observed at the Jungfraujoch Scientific Station, Switzerland (black) and the synthetic atlas for the same conditions (orange) generated with the PSG tool. The vertical dotted line indicates the K I D2 line located at 7664.90 Å.

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.