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 2551
NGC 2551 is a lenticular galaxy in the constellation Camelopardalis. The galaxy lies about 120 million light years away from Earth, which means, given its apparent dimensions, that NGC 2551 is approximately 60,000 light years across. It was discovered by Wilhelm Tempel on August 9, 1882.
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Wikipedia Page: NGC 2551
NGC 2551 at In-The-Sky website