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Sunspot Number graphics
Sunspot Number
Daily, monthly and 13-month smoothed sunspot numbers for the past 13 years, and 12-month ahead predictions.
Yearly mean and 13-month smoothed monthly sunspot number since 1700.
Monthly and 13-month smoothed sunspot numbers over the last 6 cycles.
North and South hemispheric sunspot numbers (13-month smoothed values) over the last 6 cycles.
12-month ahead predictions of the monthly smoothed Sunspot Number
Standard Curves method (SC)
Combined method (CM)
McNish&Lincoln method (ML)
Kalman-filter optimization of the 12-month ahead predictions
Standard Curves method (SC)
Combined method (CM)
McNish&Lincoln method (ML)
