NGC7023.jpg
NGC7023, Iris Nebula, ↕ 1300 LY, Ø 18', ☼ 7, 840 mm, ƒ7, Gain 120, 56x3 min, # 14x9 mm, Gipf-Oberfrick (Bortle 4.8; 10x), 19.03.26