Free Access

Fig. 3.


Shaded regions: possible beam intensities of respectively the Parkes Multibeam and Apertif Phased Array Feed (PAF) as a function of radial offset from the centre of the beam (Ravi et al. 2016; Hess, priv. comm.). Solid lines: average intensity profile per survey.

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.