A small cycle 25 region of activity is visible on the disk, but by far today the features of interest were the prominences. This shot was taken with the Lunt 50 etalon double stacked with the Daystar Quark.
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.