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.
Imaging telescopes or lenses: Meade 10″ LX 200 ACF
Imaging cameras: Moravian G2-8300FW Moravian 8300
Mounts: Gemini g53F Gemini
Guiding telescopes or lenses: Meade 10″ LX 200 ACF
Guiding cameras: MagZero QHY5L-IIm
Software: PixInsight PinInsight 1.8, Maxim DL 5 MaximDL 5
Filters: Baader Planetarium Baader 1.25″ Ha SIII OII
Dates: Aug. 31, 2014
Frames: Baader Planetarium Baader 1.25″ Ha SIII OII: 40×1800″ -10C bin 1×1
Integration: 20.0 hours
Author: Marco Bocchini
AstroPhotography of the day by SPONLI 16 Sep 2014