sadr.jpg
SADR, Sadr Region, ↕ 4900 LY,,, 500 mm, ƒ5.6, ISO 800, 65x3 min + 20x10 min Ha+OIII, # 36x24 mm, Lauwersoog (Bortle 4.2; 6x), 20.05.23 & 25.05.23