Astronomy and Astrophysics · 2007 · 460 citations · 49 references
Natural SciencesAstronomyPhysicsAstrophysicsSolar AstronomySolar Active RegionsSolar CycleSolar DynamoSolar ObservationsSolar OscillationsSolar PhysicsObservational ConstraintsSolar Activity CyclesSolar Cycle ReconstructionSolar Dynamo ProcessesSolar MaximumSolar MinimumStellar Dynamo TheorySunspot Number
Aims.Using a reconstruction of sunspot numbers stretching over multiple millennia, we analyze the statistics of the occurrence of grand minima and maxima and set new observational constraints on long-term solar and stellar dynamo models.
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INTCAL98 Radiocarbon Age Calibration, 24,000–0 cal BP
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