From: Jim Chung <jim_chung@sunshine.net>

Date: February 12, 2010 11:50:20 AM MST

To: Astro_IIDC@yahoogroups.com

Subject: Re: [Astro_IIDC] Sun & Mars

Hi Milton,

Yes, I did use single frames for the solar surface images. I stacked a few super sharp frames for the prominences.

The gains were high for the Mars image but stacking nicely reduced the noise levels quite spectacularly.