NGC660_210903_210904
Galaxie NGC660 "Polarring-Galaxie"
03.+04.09.2021, Mommenheim; ASI183MC, C8 + Reducer-Flatner Starizona f7, Filter Optolong L-Pro, EQ35Pro mit Guiding, 24x180s + 19x300s (2,8h) Bildbearbeitung: Deepsky Stacker, Affinity.