Home›Algol variables›Tau Persei🌐EnglishEnglishBahasa IndonesiaDeutschEspañolFrançaisItalianoNederlandsPortuguêsSvenskaРусский中文Image by francescogatti on Pixabay · Pixabay LicenseEntityQ3304510· pop 10· linked from 185 articlesTau PerseiAlso known as 18 Perseistar in the constellation PerseusWikidata factsDistance from Earth80.824Diameter22400000Show 14 more factsspectral classG4IIICOMPcatalog codeUBV M 9199apparent magnitude3.707698effective temperature5025radial velocity2.8parallax12.3726stellar rotational velocity3.9metallicity-0.20surface gravity300luminosityAvailable in 10 languagesEspañolFrançais中文PortuguêsItalianoAsturianBahasa IndonesiaCatalanSvenskavia Wikidata sitelinks · CC0ConnectionsepochEntityyearEntityCategoriesAlgol variablesA-type main-sequence starsBayer objectsBright Star Catalogue objectsDurchmusterung objectsFlamsteed objectsG-type giantsHenry Draper Catalogue objectsHipparcos objectsPerseus (constellation)Spectroscopic binaries