Solar cycles 1 to current

Version 2 of data set Old version (pre July 1, 2015)
Cycle 1 Cycle 1
Cycle 2 Cycle 2
Cycle 3 Cycle 3
Cycle 4 Cycle 4
Cycle 5 Cycle 5
Cycle 6 Cycle 6
Cycle 7 Cycle 7
Cycle 8 Cycle 8
Cycle 9 Cycle 9
Cycle 10 Cycle 10
Cycle 11 Cycle 11
Cycle 12 Cycle 12
Cycle 13 Cycle 13
Cycle 14 Cycle 14
Cycle 15 Cycle 15
Cycle 16 Cycle 16
Cycle 17 Cycle 17
Cycle 18 Cycle 18
Cycle 19 Cycle 19
Cycle 20 Cycle 20
Cycle 21  
Cycle 22  
Cycle 23  

Copyright notice: The graphics can be freely used provided that proper credit is given. The graphs have been prepared by Jan Alvestad based on data from WDC-SILSO, Brussels.


Solar Terrestrial Activity Report