NGC 7023

• Photographer : Kyunghoon Lim

• DATE : August 2021 & July2022

• Place : Gangwondo(Bortle 4~5)

• Telescope : GSO RC 8 , Solomon optics SDP71ii

• Tripod & Mount : AZ EQ6

• Guide scope/camera : OAG / ZWO 174mm

• Camera : Touptek 26000 KMA, KPA (-10 deg)

• Filter : Optolong UV / IR cut

• Exposure : Total : 7h 51m

L : 120s x 138 (4h 36m)

RGB : 180s x 65 (3h 15m)

• Software : Pixinsight, Photohsop