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Abell 5
Planetary Nebula in Perseus
RA: 02h 52m 20s  Dec: +50 35' 55", Distance: 5,408 ly, Size: 2.12'

Click on image for larger size.
Location & Date
Backyard, Abbott Observatory- Long Island, NY, December 2021
Telescope
TMB130SS F/7 APO, Moonlite focuser, Losmandy G11 Gemini
Image scale 1.54 arcsec/pixel
Camera
SBIG ST-10XME
Baader Ha, R,G,B filters
CCD temp -15C
Exposures
Ha-18x10m  Red-15x3m Green-15x3m Blue-15x3m  Bin 1x1
Planning & Acquisition
Image planning - Sequence Generator Pro
Image acquisition - Sequence Generator Pro
Processing
CCDStack - calibration, de-bloom, normalize, combine, deconvolution
Adobe PS - Ha+RGB combine, sharpening, noise reduction, jpeg conversion
RC-Astro StarXTerminator
Abell 5 is a Planetary Nebula in the constellation Perseus. It is also known as PNG 141.7-07.8 / PK 141.07.1 With a  magnitude of 16 this dim nebula has most of its emissions in Hydrogen Alpha.
Its unusual open center ring shape is distinct. Not much is written about this nebula and not many images appeard on the web of it.


Abell 5 position shown relative to our location (Sun) in the Milky Way Galaxy.
Galatic Longitude: 141.7
Galatic Latitude: -7.8
Distance from Galatic Plane:679 ly below the galatic plane

Above image and info provided by Our Galaxy 3D Atlas application and used with permission by Otherwise
Initial 180 minute DDP stretch in Hydrogen Alpha