11 Feb
2012
11 Feb
'12
3:39 p.m.
On Fri, Feb 10, 2012 at 2:01 PM, D P Pierce <starsbirdsglyphs@gmail.com>wrote:
If you can find a hole in the clouds, there is a good cluster up there.
Thanks for the heads-up, Deloy. 2 very large sunspots with associated smaller spots in the grouping. They border on naked-eye visibility, with proper filtration. Anybody break-out a PST or other H-a filter today? When this group reaches the solar limb, I'm betting on some top-notch prominences.