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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
Basic Member
Posts:151
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.
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