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What modulates our Sun? The majority of science work on the principle that the Sun is self modulating and each solar cycle is a product of a random number generator. There are others that suspect the Sun is modulated by the planets with a special emphasis on Jupiter. Thanks to Carl Smith who has recently left us we have new knowledge that significantly adds to Jose's and Landscheidt's work.

Geoff Sharp

Meridional flow data from NASA

A recent article from the SOHO website showing how the meridional flow speeds have varied over SC23. Since 2005 there has been a big change with a marked increase in speed at the top layer. 2005 is the time the Sun entered its now retrograde path.

Full article at http://sohowww.nascom.nasa.gov/hotshots/2010_03_15/

Many thanks go to Carl's brother Dave for providing the Domain, Server and Software.