Target: M 51 - Whirlpool Galaxybr/ Visual Magnitude: +7.92; Apparent Size: 13.7 x 11.7 arcminutesbr/ Scope: Celestron CPC 1100 11rdquo; Schmidt-Cassagrain with a 0.67x Focal Reducer and mounted on a wedgebr/ Camera: ZWO ASI294MC Pro with no filterbr/ Guiding: Orion 50 mm guide scope and StarShoot Autoguider camera using PHD2 softwarebr/ Date: May 04, 2021br/ Frames: 45 x 60 second images at Low (0 dB) gainbr/ Stacked and Processed in PixInsight using flats and darksbr/ Personal Appeal: love the colour, well-defined spiral arms and interaction of two galaxies