M101 is the Pinwheel Galaxy. Discovered in 1781. It is located in the constellation of Ursa Major (Big Dipper). It is about twice as large as the Milky Way and is located 27 million light years away.
9.25 SCT at f/6.3
ST80 used as guide scope
Nebulosity (Image Capture)
Hypertuned Atlas mount
DSS stacking/Photoshop Processing