Update: it appears it is actually possible to capture the hexagon shape on the north pole of Saturn! I went back to three infrared (>742nm) recordings I made this night (21:54, 22:04, 22:19 UTC), and it looks like the hexagon is there!





Original:

Despite the low altitude (30 degrees), I finally had some decent conditions to image Saturn.

equipment used
Basler Ace acA640-100gm
40 cm Dobson made by Rik ter Horst