still a mess

 ... but a 3/4 moon and no dew shield. Dunno. Next step is to refit the original -oversized- secondary mirror. 
Anyway, not all is lost. With a bit of manipulation, the gradients were removed to yield a decent enough background to process against.

All with veTEC571: hcg 100, -5ºC

globular cluster m3 in canes venatici
12 x 2min

open cluster ngc2420 in gemini
36 x 3min

galaxies m106 and friends in canes venatici
99 x 4min