Pascal Hilkens Astro Page
Personal blog to promote (solar) astronomy and other related sciences.
Pascal Hilkens Astro Home Page
Pascal Hilkens Astro Home Page
WHO AM I?
Usefull Links
Solargraphy
Helios Astronomy Club
Friday, April 4, 2025
Sunspot AR4048
Sunspot AR4048 on April 4, 2025.
Image with TAL200K f/8.5, barlow x2 and ASI290MM. Use of ND3.8, OIII and IR/UV cut filter.
Software: SharpCap, AstroSurface and CS4
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