The Third Cambridge Catalogue of Radio Sources (3C) is an astronomical catalogue of the Cambridge Interferometer on the west side of Cambridge. (The interferometer had previously been used for the 2C survey, published in.
The Second Cambridge Catalogue of Radio Sources (2C) was published in 1955 by John R Shakeshaft and colleagues. It comprised a list of 1936 sources.
The 2C catalog contained 1936 sources, but owing to the poor resolving power, it became clear at an early stage that many of these sources were not real, and.
2C Catalogue of Radio Sources - basketball