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 1993
NGC 1993 (also known as ESO 554-14) is a lenticular galaxy located in the Lepus constellation. It was discovered by John Herschel on February 6, 1835. It is about 143 million light years from the Milky Way. Its apparent magnitude is 13.39 and its size is 1.5 arc minutes. One supernova has been observed in NGC 1993: SN 2024sag (type Ia-91bg-like, mag. 18.7).
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Wikipedia Page: NGC 1993
NGC 1993 at In-The-Sky website