Tags: Dalton Minimum, Maunder Minimum, Solar cycle, Sunspots
I’ve come across a very good site here. In it, there is some serious discussion regarding the calculation of the Sunspot Number, and it’s deviation from the original Wolf number. If you have the opportunity have a look, a fascinating site, well presented.
One very nicely organised piece is on the “Layman’s Sunspot Count”, trying to correct the two counts taken as being the official view, and correcting them by removing specks that, in previous times, would not have been seen even with telescopes