From top to bottom: 2D spectrum, 1D extracted spectrum, sky counts, and rms noise of target VANDELS-CDFS-005827. This object was selected as an AGN target and is indeed identified as an AGN (quality flag 14) at z = 3.0328. The main spectral features (the Lyα, CIV, HeII, and CIII] emission lines) are indicated in the 1D spectrum.
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.