I'll be back. Normally, sunspots are counted as individuals multiplied with the number of groups, giving the socalled Relative Number. Here the spots are counted as 1, even if they are small pores or major spots.
Some systems guide in the classifications together with spotcounts, groupcounts, and so on.
The CV-system was developed from an idea from Kjell Inge Malde of Stavanger, Norway, in July 1978. It was first introduced to the Norwegian Astronomical Society, then by the end of 1985 published in the german magazine Sonne, vereinigung der Sternfreunde in Berlin. 6000 observations this year. This Cosmos Astronomical Webring is owned by The River Valley Stargazer Online .