Hemisphere:  Northern  ·  Constellation: Cassiopeia (Cas)  ·  Contains:  NGC 281
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Pacman Nebula, NGC 281, H-alpha, 



    
        

            Eric Coles (coles44)
Pacman Nebula, NGC 281, H-alpha
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Pacman Nebula, NGC 281, H-alpha

Imaging Telescopes Or Lenses
William Optics Star71 STAR 71
Imaging Cameras
SBIG STT-8300M
Mounts
Astro-Physics Mach1AP GTO with GTOCP3
Filters
Astrodon 5nm H-alpha
Software
Pixinsight 1.8 · Photoshop CS5 · Maxim DL Pro 5
Guiding Telescopes Or Lenses
William Optics Star71 STAR 71
Guiding Cameras
SBIG STT-8300M

Acquisition details

Dates:
Dec. 8, 2015 ·  Dec. 10, 2015
Frames:
Astrodon H-alpha 3 nm: 24x900" (6h) bin 1x1
Integration:
6h
Avg. Moon age:
27.69 days
Avg. Moon phase:
4.69%

RA center: 00h52m58s.3

DEC center: +56°4015

Pixel scale: 3.181 arcsec/pixel

Orientation: -89.813 degrees

Field radius: 1.840 degrees

Resolution: 620x824

Locations: Deep Sky West, Rowe, New Mexico, United States

Description

The weather here has been awful, thank's El Niño. But, I managed to slip in a couple of nights of H-alpha on a simple target.

Comments

Revisions

  • Pacman Nebula, NGC 281, H-alpha, 



    
        

            Eric Coles (coles44)
    Original
  • Final
    Pacman Nebula, NGC 281, H-alpha, 



    
        

            Eric Coles (coles44)
    B

Sky plot

Sky plot

Histogram

Pacman Nebula, NGC 281, H-alpha, 



    
        

            Eric Coles (coles44)