I used a few nights in August and September with good seeing but a very bright moon to capture an image of the very small but very bright planetary nebula
Image with 12" Newtonian + QSI 660:
http://www.astrophoton.com/images/N6826-1.jpg
Crop in 200% resolution:
http://www.astrophoton.com/images/N6826-1_crop200.jpg
best,
Bernhard