EntityQ2422781· pop 13· linked from 257 articlesSigma BoötisSign in to savestar in the constellation BoötesConnectionsyearEntityBoötesEntityapparent magnitudeEntitymain sequenceEntitylist of stars in BoötesEntitylist of NGC objects (5001–6000)EntityAm starEntityminute and second of arcEntityNGC 5591EntitySunConceptstarEntityCarl Friedrich GaussEntitygalaxyEntityInternational Standard Book NumberEntitylight-yearEntityconstellationEntitykelvinEntityWayback MachineEntityradiusEntityexoplanetEntityCategoriesAm starsBayer objectsBoötesBright Star Catalogue objectsDurchmusterung objectsFlamsteed objectsF-type main-sequence starsGliese and GJ objectsHenry Draper Catalogue objectsHipparcos objectsStars with proper namesSuspected variables