Monday, 3 March 2014

ar11987 Ha Closeup 1st March

ar11987-colour by Mark Townley
ar11987-colour, a photo by Mark Townley on Flickr.

The first proper airing of the 100mm PST mod this year at 2000mm fl with the DMK31 camera of this crackling active region...

Posted by BrierleyHillSolar at Monday, March 03, 2014