NGC 2683 in Lynx
3 Hours exposure with an 18 inch F/4.5 newtonian running at F/8.5 (AP barlow lens)
ST-10XE camera at -20C
Guiding with AO-7 at 7 Hz
FWHM between 1.3" and 1.9"
No deconvolution.
Taken from Downtown Palo Alto, pretty bright sky