Orionnebel

Quadruplet APO 65/420mm mit ALccd8L | 300s | -20°C | 21.12.2014 | 30 lights (300s) und 30 lights (30s), 50 darks, 30 flats, 50 offsets | Location: 47°02’25“ N, 8°13’27“ E, 480m ü.M.