Other Names: M27, NGC 6853
Optics: Meade 10" ACF SCT at f/9.4
Mount: Paramount MX using
The SkyX Pro Camera: QSI 683WSG-8 Filters: Astrodon Ha 3nm, OIII 3nm
Exposure: 1890 Mins or
31.5 hours, [22.5 Ha, 9 OIII], 1800s exposures, Binned 2x2
Accessories: Auto guided with Starlight Xpress
Adaptive Optics, Starlight Xpress
Lodestar &
PHD2. FLI
Atlas focuser using
FocusMax 4.1.0.72 Location: Burlington, ON, Canada Date: Taken over several nights from September 17th, 2017 to June 3rd, 2018
Notes: Image acquisition with
TSX Pro using
MaxPilote automation software.
Processing: Image calibration, & align in Maxim DL Pro. Levels, curves, cosmetic adjustments and crop/resize in Photoshop. Color mapped to the HOO bi-colour palette in PS. Calibrated w/32 Darks, 100 Bias, 50 Flats of each filter using natural sky flats. CCD temperature was -25C. Image was taken from my backyard
Observatory.
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.