Tuesday, 14 May 2013

Ha Full Disk - 13th May

Ha full disk by Mark Townley
Ha full disk, a photo by Mark Townley on Flickr.

Imagine my surprise today when I looked at our star and saw not only an X class flare in progress on the eastern limb, but a huge prom lifting off on the western limb. This was taken with the DS40 @ f16 with the DMK31.