The sun may not have many large active regions at the moment, but the disk is far from being bland. Lots of filaments are visible in this image taken with the Coronado DS40 at f20 with the DMK31 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.