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Last Post 10/24/2013 8:01 AM by  Dawn Myers
sunspot
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Anonymous





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10/24/2013 6:17 AM

    carrie (rm)

    whats the largest ever sunspot seen, and when? thanks

    Dawn Myers



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    Posts:151
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    10/24/2013 8:01 AM
    Hi Carrie The largest sunspot group since 1900 was one in 1947 which measured 6132 millionths of the solar disk, or 18 times the surface area of the Earth.

    Forums Archives of previous runs of SolarWeek Sunspots
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