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
Friday, September 12, 2025
Rainbow above volcano crater
> When walking around Volcano Crater @Selfoss Iceland a supernumerary rainbow showed up creating a nice view and picture.
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