Hi Derek
I remember this from your November post.
I have been looking at the sun thru Ha for 5 years and I have never seen anything like this - it is so defined. I imaged on this day but my images do not help as I think I was looking at different areas!
http://www.pbase.com/mattwastell/image/130113530
http://www.pbase.com/mattwastell/image/130265605
An extremely interesting capture!