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SOLAR DATA
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Appropriate level of ionospheric and sun activity: |
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SOLARFLUX
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| The graphics represent solar cycles 21-23. The red line is the monthly
smoothed sunspot number while the blue line is the actual monthly sunspot
number. Cycle 21 started in June 1976 with a smoothed sunspot number of
12.2. Cycle 22 started in September 1986 at 12.3. Cycle 23 started in May
1996 with the monthly SSN at 8.0 and peaked in April 2000 at 120.8. The
last smoothed monthly sunspot number is for March 2007 at 10.8.
The current solar minimum will likely be in August-November 2007 with cycle 24 peaking in 2011 or 2012 |
