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
Wednesday, December 21, 2016
Start Winter @ 11h44
Winter will start officially today @11h44. At that moment the sun will be directly overhead at the Tropic of Capricorn also known as the Southern Tropic.
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