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Definitive American Relative Sunspot Numbers for 1990


Peter O. Taylor

P. O. Box 5685, Athens, Georgia 30604-5685


Received: January 28, 1991




Final values of American Relative Sunspot Numbers for 1990 are provided.  The values are based upon observations made by contributors to the AAVSO Solar Division's international network.


Link to ADS abstract, article and citation information

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