Solar Disk With Sunspot 1890 In CaK

Solar Disk with Sunspot 1890 in CaK
Taken by Ron Cottrell on November 7, 2013 @ Kitt Peak National Observatory, Arizona

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Date Taken: 2013:11:07 18:37:16

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I imaged the Sun in CaKII today at the Kitt Peak Visitor Center. Several visitors observed what could be the largest Sunspot in Solar Cycle 24.

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