Ministerio de Economía y Competitividad Gobierno de Canarias Universidad de La Laguna CSIC Centro de Excelencia Severo Ochoa

Astrophysics Research Projects

The Sun and Solar System

Helio and Astero-Seismology and Exoplanets Search (P/300008)

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Enlarged image
Figure: The yearly averages of the observed velocity and of the international sunspot number calculated over the same time interval than the observations. The negative correlation between both parameters is clearly seen and interpreted as changes in the solar line profile caused by the changes of the solar magnetic activity.

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