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Angle Long Apr Apr Apr Area Group Rad Area Measures Position Area Whole Umb AREAS OF Date AREAS OF SUNSPOTS Aug Aug Aug C O O CATALOGUE OF SUNSPOTS complex stream Corrected Area Umb Date and Whole Date C.M. Dec Dec Dec Dist Faculae West East Feb Feb Feb H O O irregular stream Jan Jan Jan Jul Jul Jul July Jun Jun Jun June leading companions Mar Mar Mar Measures Position Area Measures Rad millionths Northern Spots O O O O O O occasional companions Oct Oct Oct Position Area Group Position Area Measures Position Long POSITIONS AND AREAS Projected Area Date regular spot Royal Greenwich Observatory Sep Sep Sep Sept simple stream single spot spot with occasional spot with variable Spots Date SUNSPOTS AND FACULAE variable companions Variable intermittent spots variable spots variable stream Whole Date Whole Group Rad Whole Place Umb