Home›Bayer objects›Omicron1 Centauri🌐EnglishEnglishDeutschEspañolFrançaisItalianoNederlandsPolskiPortuguêsSvenskaРусскийفارسی中文日本語EntityQ5097741· pop 6· linked from 251 articlesOmicron1 CentauriAlso known as ο¹ Cen, ο1 Cen, ο1 Centauri, HR 4441, HD 100261, HIP 56243, HIC 56243, omi01 Censtar in the constellation CentaurusWikidata factsDistance from Earth3228Radius270Mass17Show 12 more factsspectral classF8catalog codeSKY# 21870apparent magnitude4.723902parallax0.3254radial velocity-21.06luminosity68000absolute magnitude-4.91right ascension component of proper motion-4.491declination component of proper motionAvailable in 6 languages中文日本語PortuguêsSvenskaفارسیvia Wikidata sitelinks · CC0ConnectionsAlpha CentauriEntityyearEntityCategoriesBayer objectsBright Star Catalogue objectsCentaurusDurchmusterung objectsG-type hypergiantsHenry Draper Catalogue objectsHipparcos objectsSemiregular variable stars