Definition of sunspot zone
: either of two zones within which nearly all sunspots occur:
a
: a zone north of the solar equator between 10 degrees and 30 degrees in solar latitude
b
: a zone correspondingly south of the solar equator
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“Sunspot zone.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/sunspot%20zone. Accessed 19 Aug. 2022.
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