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sunspot

Title Posted By Updated/commented date Typesort icon
Accuracy and Consistency in the Production of the American Sunspot Number (Ra) Matthew Templeton 39 weeks 2 days ago Page
Solar Section BSJ 1 year 41 weeks ago Page
SID Database Matthew Templeton 4 days 19 hours ago Page
Atmospheric seeing conditions for solar observing Matthew Templeton 4 years 4 weeks ago Page
What are sunspots? Matthew Templeton 2 years 23 weeks ago Page
Solar Photo Gallery Matthew Templeton 4 years 3 weeks ago Page
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