||Planetary Nebula M27 / NGC6853
||Ra 20h 00m 16s Dec +22° 46’05° (current)
|Size & Distance:
||6.7x6.7 Apx 1360 light years.
|Date & Location:
||5-31-14 Palomar Mountain, CA.
||HaOlll, 105,105 Ha=R, Olll=B, 7 ea. all 15min. (bin 1x1) Ha and Olll combined for green layer.
||Telescope Engineering Company APO180FL @ f/5.23 using an Astro-Physics TCC160 F/L 940mm
||Astro-Physics 1200 GTO / ATS 10x36 Pier.
||FLI-ML6303E @-20c / CFW2-7 / FLI-Atlas focuser / Guided by SBIG ST-I / w OAG.
||Astrodon 3nm Ha, Olll
||MaxImDL 6.05, Photoshop CS5, Topaz Labs.
||Sky conditions: Average seeing, calm winds, Temp 65°
Image Field of view is 21.5 x 20 arcmin.
This particular view has been stretched to show what appears to be a boiling region still expanding. This is not visible in a typical RGB image.
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.