NGC7023 - the Iris nebula

about 4 of total interation time in LRGB, from Tiglieto (GE) with SQM 21.09. Taken with an astrograph RC8 Carbon Tecnosky, redu/flattener Astrophysics 0.67x and a ZWO ASI1600 Mono on Skywatcher AZEQ6

 

full specs: www.astrobin.com/417872/

 

@wiki: en.wikipedia.org/wiki/Iris_Nebula

Done