Nice wide open cluster with a deep Milky Way background too.

Object ID M39 (NGC 7092)
Open cluster Cygnus
Mag. 4.6, Size 32′
Details 2018-09-08
Not very transparent.
Telescope 200mm f5 Newtonian, MPCC
IDAS P2 LPR filter
Guiding c80ED, ASI 290MC
Camera Canon 600D
Exposure(s) 10x60s, darks and flats
Capture APT, PHD
Processing Nebulosity, Photoshop