Images of the Sun, our local star, at a range of wavelengths with specialist solar telescopes. Imaging tutorials, solar bits and pieces for sale, talks and outreach with the Charlie Bates Solar Astronomy Project CBSAP.
AR12386 & Departing Active Regions in CaK - 18th July
This region of our star was looking quite frothy in CaK wavelengths on Saturday, with the ED60 at 1900mm focal length with the PGR Blackfly IMX249 and the homebrew CaK filter.