I have a slow Schmidt-Cassegrain with Alt-Az mount, 235mm F10 scope and use a 6.3 reducer with my CCD camera. I use no guiding and short exposure of less than 100 secs. I discovered StarTools and my photos are now amazing. Thank you StarTools for turning my average photos into amazing ones.
Bin the image up until each pixel describes one unit of real detail.
As of StarTools 1.6, you get the choice of two noise reduction styles.
AutoDev will keep solving for a global strecth that best shows the detail in your RoI.
StarTools is famous for its Color Constancy color rendering.
You can convert everything you see to a format you find convenient. Give it a try!