Sunday 23 September 2012

AR11575 22nd September

AR11575 cak by Mark Townley
AR11575 cak, a photo by Mark Townley on Flickr.

Zooming in with the 100mm frac at f14, there is plenty to be seen around AR11575 at CaK wavelengths.

Posted by BrierleyHillSolar at Sunday, September 23, 2012