The New General Catalogue of Nebulae and Clusters of Stars (abbreviated as NGC) is a catalogue of deep-sky objects compiled by John Louis Emil Dreyer in 1888. The NGC contains 7,840 objects, known as the NGC objects. It is one of the largest comprehensive catalogues, as it includes all types of deep space objects, including galaxies, star clusters, emission nebulae and absorption nebulae.
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NGC 7637
NGC 7637 is a spiral galaxy in the constellation of Octans. Its velocity with respect to the cosmic microwave background is 3711 ± 3 km/s, which corresponds to a Hubble distance of 178.5 ± 12.5 Mly (54.73 ± 3.83 Mpc). It was discovered by British astronomer John Herschel on 17 October 1835.
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Wikipedia Page: NGC 7637
NGC 7637 at In-The-Sky website