@eufisica A comparative of solar image processing: http://t.co/piQufUb Greetings! – ChiliDog Observatory (CCantuQ) http://twitter.com/CCantuQ/status/94175707122503681
@eufisica Thank you very much for RT. I share this from Universe Today http://t.co/gf1uP1H – ChiliDog Observatory (CCantuQ) http://twitter.com/CCantuQ/status/95262242865561600