This is the previous image with the 'Horseshoe" enlarged
Please see the next image for only the inset.

L-RGB image

Luminance for 90 min
RGB 10 min each

Total of 2 Hrs

Telescope: ASA600 24" RC with Reducer at f4.5
Mount: ASA DDM200 Direct Drive with Absolute Encoders
Camera: Moravian G3 61000 pro