Not really much left of this active region now, but it is putting on an interesting display of small scale proms as it passes over the suns limb. Taken with the 100mm PST mod at 1600mm fl 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.