Sun features a huge ring shaped filament nearly in the center
of the suns disk. This unusual feature of course is simply a
prominence not on the limb of the sun, but superimposed on the
disk and thus appears dark. This is the full disk shot, showing
both the disk and limb proms in one image.
up of the giant ring filament with the 3x Klee barlow:
active region on the east limb where a tiny sunspot lays:
nice active regions near the center of the disk, also 3x.
for the proms. These are 3x Klee barlow close ups of two of the