What will be the maximum, smoothed monthly international sunspot number for Solar Cycle 24?

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June 01, 2014 @ 12:00pm PDT

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vercingetorix • Mon Sep 17 2007 at 10:25am PDT

Sorry, should have capitalized International Sunspot Number to indicate the source will be the SIDC in Brussels. The smoothed value of Ri is what we’re shooting for. For example, the maximum for Solar Cycle 23 was 120.8 in April, 2000.

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Sunspot Number

The maximum, smoothed, monthly international sunspot number for the next solar maximum (i.e. Solar Cycle 24).