||Planetary Nebula M27 / NGC6853
||Ra 20h 00m 16s Dec +22° 46’05° (current)
|Size & Distance:
||6.7x6.7 Apx 1360 light years.
|Date & Location:
||05-21-2012 Little Blair Valley, CA
||HaRGB, Ha= 9 @ 15nim. (bin 1x1) RGB= 4 ea. @ 10 min. (bin 2x2)
||Telescope Engineering Company APO160FL @ f/7.2 F/L 1152mm.
||Astro-Physics 900 GTO / ATS 10x36 pier
||SBIG-ST10XME @ -15c / Guided by TV60APO / w SBIG ST-402
||Astrodon 3nm Ha, G2 RGB
||MaxImDL 4.56, Photoshop CS5
||Sky conditions: Good seeing, calm wind, Mid 60’s
Image Field of view is 29 x 44 arcmin.
The Dumbbell Nebula (also known as Apple Core Nebula, 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.