Lenny replied to the topic 'Pedestal value for light files.' in the forum. 1 year ago

Hi Wouter,
I am using an Altai Astro 26C camera but shooting with a narrow band Quad filter. So I have read the mean background for these images is less than that of the dark. I have attached the Fits from my Dark/Light for comparison both shot at the same conditions Gain 100 Offset 20.