EntityQ7556135· pop 9· linked from 28 articlesSolar cycle 2Sign in to savesolar activity from June 1766 to June 1775Connectionsdigital object identifierEntitysunspotEntitybibcodeEntitysolar cycleEntityWolf numberEntityAlexander WilsonEntityWilson effectEntitylist of solar cyclesEntitySolar cycle 24EntitySolar cycle 25EntitySolar cycle 23EntitySolar cycle 19EntitySolar cycle 3EntitySolar cycle 20EntitySolar cycle 9EntitySolar cycle 8EntitySolar cycle 1EntitySolar cycle 22EntitySolar cycle 5EntitySolar cycle 4EntityCategoriesSolar cycles