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Contains:  NGC 7337, NGC 7335, NGC 7331, NGC 7320, NGC 7319, NGC 7318, Stephan's Quintet, NGC 7317
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NGC7331 and Stephan's Quintet - AT6RC, 





    
        

            Andrew Burwell
NGC7331 and Stephan's Quintet - AT6RC

NGC7331 and Stephan's Quintet - AT6RC

Technical card

Resolution: 4448x2871

Dates:Oct. 4, 2019Oct. 8, 2019Oct. 9, 2019

Frames: 762x120" -10C

Integration: 25.4 hours

Darks: ~50

Flats: ~25

Bias: ~50

Avg. Moon age: 9.00 days

Avg. Moon phase: 65.71%

Bortle Dark-Sky Scale: 7.00

Astrometry.net job: 2979435

RA center: 22h 36' 23"

DEC center: +34° 11' 20"

Pixel scale: 0.858 arcsec/pixel

Orientation: 269.630 degrees

Field radius: 0.631

Locations: Home Observatory, Pearland, Texas, United States

Data source: Backyard

Description

Two nights on this set of objects. I tried a night on my EdgeHD 11, but the seeing just wasn't there. I thought increasing the image scale some by going to a smaller scope would help, but it doesn't appear to have helped much.

Comments

Author

Lead_Weight
Andrew Burwell
License: None (All rights reserved)
590
Like

Revisions

  • NGC7331 and Stephan's Quintet - AT6RC, 





    
        

            Andrew Burwell
    Original
  • NGC7331 and Stephan's Quintet - AT6RC, 





    
        

            Andrew Burwell
    B
  • Final
    NGC7331 and Stephan's Quintet - AT6RC, 





    
        

            Andrew Burwell
    C

B

Added a few more hours of integration, and reprocessed.

C

Added a few more hours and reprocessed again.

Sky plot

Sky plot

Histogram

NGC7331 and Stephan's Quintet - AT6RC, 





    
        

            Andrew Burwell