One of three gorgeous large active regions on the sun today... this is AR1260. Active regions 1263 was also captured closer to the solar limb.
The full solar disk with a parade of active regions can be seen here.
July 30, 2011/ captured with the Astro-Physics 10" mak/cassegrain and full aperture white light filter at f14.6, PGR Scorpion camera.
© Alan Friedman | all rights reserved