Friday, 31 May 2013

ar11756 cak 100mm f20 30th May

ar11756 cak 100mm f20 by Mark Townley
ar11756 cak 100mm f20, a photo by Mark Townley on Flickr.

A small surge prom is visible in CaK wavelengths in this shot.

Posted by BrierleyHillSolar at Friday, May 31, 2013