I could add 116 shots of 120 seconds, in an attempt to bring out the outer spiral arms more clear. The total integration time is now over 8 hours and this is the LRGB combination below (all shot from Meldert, Belgium). Click on the picture to go to Astrobin.
These 4 nights were more or less used, there was some high-altitude clouds passing by which not always affect the photometer (click for a larger image)