Ring-shaped Sunspot
Source: spaceweather.com
A new sunspot has materialized--and it's an odd one. Sunspot 927 is shaped like a ring. John Nassr of the Philippines photographed it this morning:
The ring is about twice as wide as Earth and makes an easy target for backyard solar telescopes. It's worth watching. The magnetic field of this 'spot might be arranged in an unusual way, leading to instabilities and eruptions. Stay tuned.
More images: from Peter Paice of Belfast, Northern Ireland. (Happy 74th Birthday, Peter!)
Ed: Here is my take on it:
