See M101 Full Frame Image
Taken March 5-6 2019
With TV NP127is 660mm Refractor
Mount: Explorer Stars PMC8-G11 GEM
Camera: Canon T3i DSLR Unmodified
Exposure: 161 X 29sec Lights = 78min unguided, 20 Bias Frames, 21 Flats.
Processed with PixInsight 1.8.6
This closeup of the full frame image reveals oval shaped stars caused by image drift. I plan to try auto guiding in the future but one step at a time.