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NGC 4622 Galaxy is a spiral galaxy located in the constellation Centaurus. It has gained a notable place in astronomical literature due to its unusual characteristics regarding the direction of its spiral arms. First cataloged in the 19th century this galaxy has been studied in detail using modern observational tools such as the Hubble Space Telescope. Observational History and the Leading Arm Phenomenon NGC 4622 was first observed in the 1830s by James Dunlop and later cataloged by John Hersche