NGC6871 is an open cluster located in Cygnus, has less than 50 stars and it is 5135 light-years from Earth. Constellation Cygnus is visually located on the galactic disk of the Milky Way; therefore there are many stars in the background. Particularly interesting are the dark nebulae, surrounding the cluster.

Picture was taken under dark skies of Milos Island and in total, it’s an integration of on 63 minutes.

Technical details:

TelescopeNewton 150/600 mm
Aperture150 mm
Focal length660 mm
MountiOptron CEM25P
AutoguidingQHYCCD miniGuideScope 130 mm f/4.3, ZWO 174 MM
CameraZWO 071 Pro @-10C
CorrectorExplore Scientific HR coma corrector
FiltersAstronomik L-1 - UV IR Block Filter
Exposure21x180s, Gain 134, bin 1x1,