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Fig. 8

Flux density and uncertainty versus frequency of J0808 from different surveys (Gregory & Condon 1991; Becker et al. 1991; Condon et al. 1998; Douglas et al. 1996).
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.
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