Monday 23 July 2012

CaK full disk 23rd July

CaK full disk colour by Mark Townley
CaK full disk colour, a photo by Mark Townley on Flickr.

Whilst still pretty quiet, new active regions in the northern and southern solar hemispheres on the the solar limb are set to change that. Taken with homebrew CaK filter 70mm f9 DMK31

Posted by BrierleyHillSolar at Monday, July 23, 2012