Pascal Hilkens Astro Page
Personal blog to promote (solar) astronomy and other related sciences.
Pascal Hilkens Astro Home Page
Pascal Hilkens Astro Home Page
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Solargraphy
Helios Astronomy Club
Saturday, November 12, 2022
Dynamic of Sunspot group AR3141 and AR3145
Picture of sunspot group AS3141 and AR3145 on November 11 and 12.
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