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Sunspot on the Horizon

DateSunday, September 20, 2009 at 18:02

Spaceweather.com reports that NASA's STEREO identified on Sept. 19th a possible sunspot group over the sun's eastern limb.  

It is not yet Earth-facing, but could be as early as Sept. 21st.   The possible group is located at latitude 30-deg south, making it a probable member of Solar Cycle 24

Image from Spaceweather.com

AuthorAndy Holmes
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