Seeing was unusually good firth thing on the morning of the 4th of April and I was able to catch this small active region in both Ha and CaK at 120mm f26 using a Daystar Quark, homebrew CaK filter and the PGR Grasshopper IMX174 camera.
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.