Hemisphere:  Northern  ·  Constellation: Pegasus (Peg)  ·  Contains:  NGC 7331  ·  NGC 7335  ·  NGC 7337
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NGC 7331 group LHaRGB, 



    
        

            John D (jaddbd)
NGC 7331 group LHaRGB
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NGC 7331 group LHaRGB

Technical card

Imaging telescopes or lenses: Astro-Tech AT10RCCF

Imaging cameras: QSI 640 wsg-8

Mounts: AP900GTO

Guiding telescopes or lenses: Astro-Tech AT10RCCF

Guiding cameras: starlight Xpress lodestar

Software: Maxim DL5  ·  photoshop cs5  ·  FocusMax  ·  bf-astro Excalibrator  ·  CCD Commander  ·  Foster systems Roof controller  ·  ccdstack 2.0

Filters: Astrodon LRGB CCD Imaging Filters (I-Series)  ·  Astrodon H-alpha 5nm


Dates:Nov. 5, 2015

Frames: 170x600"

Integration: 28.3 hours

Avg. Moon age: 23.94 days

Avg. Moon phase: 31.44%

Bortle Dark-Sky Scale: 5.00


Basic astrometry details

Astrometry.net job: 997894

RA center: 22h 37' 9"

DEC center: +34° 25' 12"

Pixel scale: 0.762 arcsec/pixel

Orientation: -91.023 degrees

Field radius: 0.278 degrees


Resolution: 2000x1704

Locations: Home Observatory, Glenwood, Maryland, United States

Description

Data from Sept, Oct Nov 2015. Catching up on the backlog. Not the greatest data, but there is a lot of it.

Original = Ha data
Image B = Less stretch for a dark room
Image C = Added some stretch under some soft light for a brighter image

L= 121 x 600 1x1
Ha 9 x 1200 1x1 ; 30% added to red frame
RGB 18 x 300 2 x2 each

Thanks,

John D

Comments

Revisions

  • NGC 7331 group LHaRGB, 



    
        

            John D (jaddbd)
    Original
  • NGC 7331 group LHaRGB, 



    
        

            John D (jaddbd)
    B
  • Final
    NGC 7331 group LHaRGB, 



    
        

            John D (jaddbd)
    C

Sky plot

Sky plot

Histogram

NGC 7331 group LHaRGB, 



    
        

            John D (jaddbd)

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