MaximDL: HowTo stack your exposures - HowTo save the
result as TIF
1a. Use Combine Method
Median if you stack less than 5 Photos-Use FITS
Format IEEE Float
1b. Use Combine Method
Sigma Clip if you stack more than 5 Photos-Use FITS
Format IEEE Float
2. Select File
SaveAs
3. SaveAs TIFF only by
using these settings
4. Open your TIFF in
Photoshop for further processing