This is six minutes (12x30s) frames on the Lagoon and Trifid testing the tracking on the iOptron Skyguider pro at 400mm. I had to crop down quite a bit due to a tree imposing itself on the frame.
Canon 100-400 f4.5-5.6L ii at 400mm f5.6 with a Sony A7III at iso 640. I hit this pretty hard in post.