Free Access
Fig. 2

Some examples of spectra taken with the MMT/Hectospec. The Hα features are cut to reveal more details of the whole spectra. Note that the spectra still show some telluric lines in emission (mostly at 5577 and 5004 Å). The flux is in arbitrary instrumental units.
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.