Pascal Hilkens Astro Page
Personal blog to promote (solar) astronomy and other related sciences.
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Sunday, September 12, 2021
Sun in OIII
The Sun in OIII this afternoon with Sunspots AR2866, 2868 & 2869.
Setting: TAL200Kf/8.5, Nikon D7500, solarfilm ND3.8, OIII filter, ISO100 and 1/400s.
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