Taken at 120mm in CaK and 127mm in Ha with a double stacked Daystar Quark this active region has a number of decent sized spots to it! Camera used was the PGR IMX174.
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.