The Dumbbell Nebula

GEORGES CHASSAIGNE, FREGENAL DE LA SIERRA, SPAIN, 20 JULY 2018 Georges says: “I chose this object to test my new 20-inch telescope. The focal length is 4m, which lets me capture a lot of the fine details of this planetary nebula.”

Equipment: SBIG STX-16803 camera, Astrosib RC500 Ritchey-Chretien, Astrosib FM700 mount Exposure: 10.5h Ha, 8.5h OIII Software: The SkyX, PixInsight