Saturday, 24 March 2012

AR11445

AR11445 by Mark Townley
AR11445, a photo by Mark Townley on Flickr.

A new active region for the weekend, this is the one responsible for the huge prom that was on the suns eastern limb for the past several days. These close ups were taken with the Tal100RS, Lunt wedge and 705nm TiO2 filter.