For example, the 3C lists some 300 to 400 radio sources in the Northern Hemisphere brighter than 9 Jy at 159 MHz.
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Since the jansky is obtained by integrating over the whole source solid angle, it is most simply used to describe point sources; for example, the Third Cambridge Catalogue of Radio Sources (3C) reports results in Jy.
Jansky (symbol Jy), a non-SI unit of spectral flux density
Jansky (symbol Jy), non-SI unit of spectral electromagnetic flux density in radio astronomy
Jánský vrch | Jansky | Replica of Jansky's radio telescope, now at the National Radio Astronomy Observatory |
V/Vm runs the V/Vm Test Records label, which releases records from About This Product, Goodiepal, Jansky Noise, and Fast Lady, among many others.