The Dumbbell Nebula (also known as Apple Core Nebula, Messier 27, M 27, or NGC 6853) is a planetary nebula in the constellation Vulpecula, at a distance of about 1,360 light years.
This object was the first planetary nebula to be discovered; by Charles Messier in 1764. At its brightness of visual magnitude 7.5 and its diameter of about 8 arcminutes, it is easily visible in binoculars, and a popular observing target in amateur telescopes.
Images was captured at the 2015 Okie-Tex Star Party on September 17, 2015. The scope used was an AT6RC mounted on a CI-700 mount and tripod. The image was captured with an Orion StarShoot Pro II camera using Nebulosity 4 software. Auto-guiding was preformed with a an 80mm fl 560mm scope suing PHD2.5 software. Preprocessing was done using Nebulosity 4 and finished using Photoshop CS5. The images is made up of nine 10 minute sub-frames for a total of 90 minutes of data.
