Well the Soul Nebula Mosaic anyway. 5 panes in the end. First 4 panes (see below)  should have done it but I suspect platesolving failed and I had to do another pane the next night. APP is brilliant at stitching together and blending in panes – even from different sessions.

Object IDIC 1848 Soul Nebula
DetailsSize 150′ x 75′
Telescope250mm f4.8 Newtonian, MPCC
CameraQHY168C @-15°C
Tri-band filter
Exposure(s)9x300s per pane
darks, flats, bias
ProcessingAPP, Photoshop, Topaz Denoise AI