n MNASSA : Monthly Notes of the Astronomical Society of South Africa - The Astrographic telescope of the Royal Observatory, Cape : historical




The first photographically produced catalogue of stars, the (CPD), was the brainchild of David Gill, Her Majesty's Astronomer at the Cape in the years 1879-1907. It covered the whole sky south of 19 degrees south declination and included 454 875 stars. The CPD camera made use of a standard Dallmeyer portrait lens of 6 inches aperture and 54 inches focus, giving it a field of 6 degrees square.


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